Saltwater Fish

Aqua SD offers a curated selection of fish great for beginners and experienced hobbyist. 

75 products


  • Coral Banded Shrimp - Stenopus hispidus

    Coral Banded Shrimp - Stenopus hispidus

    4 in stock

    Introducing Coral Banded Shrimp: Majestic Guardians of Your Reef Aquarium! Elevate the grandeur and fascination of your marine sanctuary with Coral Banded Shrimp, majestic crustaceans revered for their striking appearance and captivating behaviors. These regal guardians of the reef not only add a touch of majestic beauty to your underwater world but also contribute to its health and vibrancy through their beneficial actions. Majestic Appearance: Coral Banded Shrimp boast an impressive appearance, characterized by vibrant colors and distinctive markings. With their bold red and white bands adorning their bodies and long, elegant antennae, they make a stunning addition to any reef tank, commanding attention with their regal presence. Efficient Cleaners: As diligent scavengers, Coral Banded Shrimp play a crucial role in maintaining the cleanliness of your aquarium. They tirelessly scour the substrate and rockwork in search of detritus, uneaten food, and decaying matter, helping to prevent the buildup of waste and excess nutrients that can compromise water quality. Natural Predators: In addition to their scavenging duties, Coral Banded Shrimp are skilled hunters, preying on small invertebrates and pests that may inhabit your tank. From bristle worms to small crustaceans, they help control populations of nuisance organisms, contributing to a healthier and more balanced ecosystem in your aquarium. Interactive Personalities: Observe the fascinating behaviors of Coral Banded Shrimp as they explore their surroundings with curiosity and agility. From graceful movements to intricate interactions with tankmates, these captivating crustaceans add a sense of dynamism and intrigue to your underwater landscape, captivating observers with their mesmerizing antics. Peaceful Tankmates: Coral Banded Shrimp are generally peaceful and compatible with a wide range of tankmates, including small fish, corals, and other invertebrates. Whether you have a community tank or a specialized reef setup, these majestic crustaceans coexist harmoniously with other inhabitants, making them an ideal addition to any aquarium. Easy to Care for: Coral Banded Shrimp are relatively low-maintenance, making them suitable for both beginner and experienced aquarists. They thrive in well-established reef environments with stable water parameters and ample hiding places, where they can establish their territory and carry out their beneficial activities with ease. Transform Your Aquarium: Transform your aquarium into a realm of majestic beauty and vitality with the addition of Coral Banded Shrimp. Experience the allure, grace, and functionality these magnificent creatures bring to your reef tank. Dive into a world of wonder and splendor with Coral Banded Shrimp today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    4 in stock

    $23.99

  • Cleaner Shrimp - Lysmata amboinensis

    Cleaner Shrimp - Lysmata amboinensis

    5 in stock

    Introducing Cleaner Shrimp: The Trusty Janitors of Your Marine Aquarium! Elevate the cleanliness and vibrancy of your aquatic paradise with Cleaner Shrimp, the indispensable caretakers of reef tanks. Renowned for their striking appearance and beneficial behaviors, these charismatic crustaceans are prized additions to any marine environment, offering both practical advantages and visual allure that enhance the overall health and beauty of your underwater world. Efficient Cleaners: Cleaner Shrimp are renowned for their meticulous grooming habits, diligently picking off parasites, dead skin, and debris from the bodies of other fish and invertebrates. With their specialized appendages and keen eyesight, they provide a thorough and attentive cleaning service, helping to maintain the health and vitality of your tank's inhabitants. Algae Control: In addition to their cleaning services, Cleaner Shrimp are proficient algae grazers, consuming various types of nuisance algae that may accumulate in your aquarium. From green algae to diatoms, they methodically graze on algae growth on rocks, glass, and substrate, contributing to a cleaner and more balanced ecosystem. Interactive and Entertaining: Watch in awe as Cleaner Shrimp engage in their unique grooming rituals, delicately inspecting the bodies of fish and invertebrates for signs of parasites or debris. Their interactive behavior not only provides essential cleaning services but also adds a delightful element of entertainment and intrigue to your tank. Peaceful Tankmates: Cleaner Shrimp are generally peaceful and compatible with a wide range of tankmates, including small fish, corals, and other invertebrates. Whether you have a community tank or a specialized reef setup, Cleaner Shrimp coexist harmoniously with other inhabitants, making them an ideal addition to any aquarium. Curiosity and Boldness: With their bold and curious nature, Cleaner Shrimp are unafraid to explore their surroundings and interact with tankmates and aquarium enthusiasts alike. Their inquisitive behavior adds a sense of dynamism and liveliness to your underwater environment, creating an engaging and immersive experience for observers. Easy to Care for: Cleaner Shrimp are relatively low-maintenance, making them suitable for both beginner and experienced aquarists. They thrive in well-established reef environments with stable water parameters and ample hiding places, where they can establish their territory and carry out their cleaning duties with ease. Transform Your Aquarium: Transform your aquarium into a pristine and thriving ecosystem with the addition of Cleaner Shrimp. Experience the benefits of natural parasite control and algae grazing, combined with the captivating presence of these industrious crustaceans. Dive into a world of cleanliness and vitality with Cleaner Shrimp today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    5 in stock

    $53.99 - $59.99

  • Fire Shrimp - Lysmatta debelius

    Fire Shrimp - Lysmatta debelius

    1 in stock

    Introducing Fire Shrimp: The Fiery Guardians of Your Reef Aquarium! Ignite the beauty and vitality of your marine habitat with Fire Shrimp, the radiant guardians of reef tanks. With their striking red and white coloration and engaging behaviors, these captivating crustaceans not only add a pop of vibrant color to your aquarium but also contribute to its health and balance through their beneficial actions. Vibrant Coloration: Fire Shrimp are adorned in dazzling shades of red and white, reminiscent of flickering flames dancing in the water. Their vivid coloration adds a fiery touch to your tank, creating a captivating focal point that enhances the visual appeal of your underwater landscape. Efficient Cleaners: Renowned for their meticulous grooming habits, Fire Shrimp play a crucial role in maintaining the cleanliness of your aquarium. They diligently pick off parasites, dead skin, and debris from the bodies of other fish and invertebrates, helping to prevent the buildup of waste and excess nutrients that can compromise water quality. Interactive Personalities: Observe the fascinating behaviors of Fire Shrimp as they explore their surroundings with curiosity and agility. From graceful movements to intricate interactions with tankmates, these captivating crustaceans add a sense of dynamism and intrigue to your aquarium, captivating observers with their mesmerizing antics. Natural Pest Control: In addition to their grooming duties, Fire Shrimp are skilled hunters that prey on small invertebrates and pests in your tank. They actively seek out and consume bristle worms, flatworms, and other unwanted organisms, helping to control populations of nuisance critters and maintain a balanced ecosystem in your aquarium. Peaceful Tankmates: Fire Shrimp are generally peaceful and compatible with a wide range of tankmates, including small fish, corals, and other invertebrates. Whether you have a community tank or a specialized reef setup, these fiery guardians coexist harmoniously with other inhabitants, making them an ideal addition to any aquarium. Easy to Care for: Fire Shrimp are relatively low-maintenance, making them suitable for both beginner and experienced aquarists. They thrive in well-established reef environments with stable water parameters and ample hiding places, where they can establish their territory and carry out their beneficial activities with ease. Transform Your Aquarium: Transform your aquarium into a realm of fiery beauty and vitality with the addition of Fire Shrimp. Experience the allure, grace, and functionality these magnificent creatures bring to your reef tank. Dive into a world of wonder and splendor with Fire Shrimp today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    1 in stock

    $65.99 - $95.99

  • Astrea Snails; Atl - Lithopoma tectum

    Astrea Snails; Atl - Lithopoma tectum

    17 in stock

    Introducing Astrea Snails: Nature's Little Clean-Up Crew for Your Marine Aquarium! Astrea Snails are tiny, yet mighty, additions to your marine tank, renowned for their efficiency in algae control and remarkable resilience. These small but hardworking snails play a vital role in maintaining a healthy and balanced ecosystem, offering both practical benefits and aesthetic appeal. Efficient Algae Control: Astrea Snails are voracious algae eaters, with a keen appetite for various types of nuisance algae, including green algae, diatoms, and cyanobacteria. They diligently graze on rock surfaces, glass walls, and substrate, keeping your aquarium free from unsightly algae overgrowth and promoting pristine water quality. Natural Cleaners: In addition to algae control, Astrea Snails are natural detritus cleaners, scavenging for organic matter and debris in your tank. They help prevent the buildup of waste and excess nutrients, contributing to a cleaner and healthier aquatic environment for your fish and corals. Low-Maintenance Workhorses: Astrea Snails are incredibly low-maintenance, making them ideal for both beginner and experienced aquarists. Once introduced into your tank, they require minimal care and attention, thriving in well-established reef environments with stable water parameters and ample grazing surfaces. Peaceful Tankmates: These peaceful snails are compatible with a wide range of tankmates, including small fish, shrimp, and other invertebrates. Whether you have a community tank or a specialized reef setup, Astrea Snails coexist harmoniously with other inhabitants, making them an ideal addition to any aquarium. Aesthetic Enhancements: With their sleek, conical shells and steady grazing movements, Astrea Snails add visual interest and dynamic energy to your aquarium. Watch as they traverse the rocky terrain and glass surfaces, performing their important cleaning duties while enhancing the overall aesthetics of your underwater landscape. Sustainable and Eco-Friendly: Astrea Snails are sustainably sourced and environmentally friendly, making them a responsible choice for conscientious aquarists. By adding these natural cleaners to your tank, you're not only promoting a cleaner environment but also contributing to the health and balance of your aquarium ecosystem. Transform your aquarium into a cleaner, healthier, and more visually stunning habitat with Astrea Snails. Experience the benefits of natural algae control and detritus cleanup, combined with the charming presence of these hardworking snails. Dive into a world of cleaner waters and vibrant marine life with Astrea Snails today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    17 in stock

    $2.49

  • Peppermint Shrimp - Lysmata wurdemanni

    Peppermint Shrimp - Lysmata wurdemanni

    6 in stock

    Introducing Peppermint Shrimp: Nature's Colorful Clean-Up Crew for Your Aquarium! Discover the vibrant beauty and practical benefits of Peppermint Shrimp, delightful crustaceans renowned for their striking appearance and efficient algae-eating habits. With their distinctive red and white markings and active demeanor, these captivating creatures add both aesthetic appeal and practical value to any aquarium. Striking Appearance: Peppermint Shrimp are instantly recognizable for their vibrant red and white coloration, resembling the classic candy after which they are named. Their eye-catching markings and graceful movements make them a visually stunning addition to any aquarium, adding a pop of color and intrigue to your underwater landscape. Algae-Eating Specialists: Peppermint Shrimp are highly efficient algae eaters, with a voracious appetite for various types of nuisance algae. From hair algae to filamentous algae, they diligently graze on unsightly growths, helping to keep your aquarium clean and free of algae blooms while promoting water quality and clarity. Aiptasia Control: In addition to algae, Peppermint Shrimp are renowned for their ability to control Aiptasia, a common pest anemone that can plague reef aquariums. Peppermint Shrimp are natural predators of Aiptasia and will eagerly consume these unwanted invaders, providing an effective and eco-friendly solution to Aiptasia infestations. Peaceful Tankmates: Peppermint Shrimp are generally peaceful and non-aggressive creatures that coexist harmoniously with a wide range of tankmates, including small fish, corals, and other invertebrates. Their docile nature and social demeanor make them ideal additions to community tanks and reef setups. Easy to Care for: Peppermint Shrimp are relatively low-maintenance creatures, making them suitable for both beginner and experienced aquarists. They thrive in well-established reef environments with stable water parameters and ample hiding places, where they can carry out their natural scavenging behaviors. Educational Entertainment: Observing the behavior of Peppermint Shrimp provides a valuable educational opportunity for aquarium enthusiasts of all ages. From their feeding habits to their social interactions, they offer insights into the fascinating world of marine life and the importance of biodiversity in aquatic ecosystems. Transform Your Aquarium: Elevate the beauty, cleanliness, and vitality of your aquarium with the addition of Peppermint Shrimp. Experience the wonder, practical benefits, and aesthetic appeal these captivating crustaceans bring to your underwater world. Dive into a realm of color and efficiency with Peppermint Shrimp today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    6 in stock

    $14.99

  • Sale -25% Assorted Red-Leg Hermit Crabs  - commonly Paguristes spp.

    AquaSD Assorted Red-Leg Hermit Crabs - commonly Paguristes spp.

    Introducing Assorted Hermit Crabs: Nature's Tiny Guardians of Your Aquarium! Embrace the charming diversity of Assorted Hermit Crabs, a delightful ensemble of crustaceans that bring life and character to your underwater world. With their unique shells and lively personalities, these industrious scavengers add a touch of whimsy while contributing to the cleanliness and balance of your aquarium. Diverse Personalities: Each Assorted Hermit Crab brings its own distinct personality and behavior to your aquarium. From the adventurous explorer to the shy recluse, these tiny crustaceans exhibit a wide range of behaviors that entertain and fascinate observers of all ages. Shell Swappers: Assorted Hermit Crabs are renowned for their habit of swapping shells as they grow. Watch as they scour the aquarium in search of the perfect new home, trading up to larger shells to accommodate their expanding bodies. Their shell-swapping antics add a dynamic element to your tank and provide endless amusement for onlookers. Efficient Scavengers: Assorted Hermit Crabs are efficient scavengers with a voracious appetite for algae, detritus, and decaying matter. They tirelessly comb the substrate and rockwork, devouring unsightly algae growths and cleaning up debris to help maintain water quality and clarity. Tank Cleanup Crew: As valuable members of your aquarium's clean-up crew, Assorted Hermit Crabs play a crucial role in keeping your tank clean and healthy. They work tirelessly to remove excess algae and organic waste, preventing nutrient buildup and promoting a balanced ecosystem for your aquatic inhabitants. Community Companions: Assorted Hermit Crabs are generally peaceful and social creatures that coexist harmoniously with a wide range of tankmates, including small fish, corals, and other invertebrates. Their friendly demeanor and unassuming presence make them ideal additions to community tanks and reef setups. Easy to Care for: Assorted Hermit Crabs are relatively low-maintenance creatures, making them suitable for both beginner and experienced aquarists. They thrive in well-established reef environments with stable water parameters and ample hiding places, where they can carry out their natural scavenging behaviors. Educational Entertainment: Observing the behavior of Assorted Hermit Crabs provides a valuable educational opportunity for aquarium enthusiasts of all ages. From their shell-swapping rituals to their scavenging expeditions, they offer insights into the fascinating world of marine life and the interconnectedness of aquatic ecosystems. Transform Your Aquarium: Elevate the charm, diversity, and vitality of your aquarium with the addition of Assorted Hermit Crabs. Experience the wonder, whimsy, and practical benefits these tiny guardians bring to your underwater world. Dive into a realm of exploration and discovery with Assorted Hermit Crabs today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*  

    $3.99$2.99

  • Pencil Urchin; Atl. - Eucidaris tribuloides

    Pencil Urchin; Atl. - Eucidaris tribuloides

    2 in stock

    Introducing Pencil Urchins: Nature's Graceful Sculptors of the Sea Floor! Enhance the beauty and dynamics of your marine habitat with Pencil Urchins, exquisite creatures renowned for their elegant appearance and beneficial contributions to reef ecosystems. With their slender spines and graceful movements, these captivating invertebrates not only add visual intrigue to your aquarium but also play a vital role in maintaining its health and balance. Elegant Aesthetics: Pencil Urchins boast a unique and elegant appearance characterized by their elongated body and slender spines, which resemble delicate pencils standing upright on the sea floor. Their understated beauty adds a touch of sophistication to your aquarium, creating a mesmerizing focal point that captivates observers. Natural Algae Grazers: As diligent grazers, Pencil Urchins play a crucial role in controlling algae growth within your tank. They use their specialized mouthparts to scrape algae off rocks, glass, and substrate, helping to prevent unsightly algae blooms and maintain a pristine underwater environment conducive to the health of your corals and fish. Sand Stirrers: Pencil Urchins are also adept at aerating and stirring the substrate as they move across the sea floor. Their gentle foraging behavior helps to prevent detritus buildup and promote water circulation, creating a healthier environment for your tank's inhabitants and fostering the growth of beneficial microorganisms. Peaceful Coexistence: Pencil Urchins are generally peaceful and non-aggressive, making them suitable companions for a wide variety of tankmates, including small fish, corals, and other invertebrates. Their docile nature and unassuming presence allow them to coexist harmoniously with other inhabitants, adding to the overall diversity and vibrancy of your aquarium. Low-Maintenance Guardians: Pencil Urchins are relatively low-maintenance creatures, making them ideal for both novice and experienced aquarists. They thrive in well-established reef environments with stable water parameters and ample hiding places, where they can graze and forage freely without disturbance. Educational and Enriching: Observe the fascinating behaviors of Pencil Urchins as they navigate their surroundings with grace and precision. Their rhythmic movements and feeding habits provide a captivating glimpse into the natural rhythms of the ocean, offering educational insights and enriching experiences for aquarium enthusiasts of all ages. Transform Your Aquarium: Elevate the aesthetics and functionality of your reef tank with the addition of Pencil Urchins. Experience the elegance, utility, and allure these enchanting invertebrates bring to your underwater world. Dive into a realm of natural beauty and wonder with Pencil Urchins today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    2 in stock

    $41.99

  • Sale -50% Brittle Star - Ophiarachna incrassata

    Brittle Star - Ophiarachna incrassata

    1 in stock

    *Discounts Cannot be applied to inverts* Inverts will ship with your next day order*  

    1 in stock

    $39.99$19.99

  • Emerald Crab - Mithraculus sculptus

    Emerald Crab - Mithraculus sculptus

    Introducing Emerald Crabs: Nature's Green Guardians of Your Reef Aquarium! Bring a touch of vibrant color and natural pest control to your marine habitat with Emerald Crabs, the verdant defenders of reef tanks. With their striking green hue and voracious appetite for nuisance algae and detritus, these charismatic crustaceans not only add visual appeal but also play a crucial role in maintaining the health and balance of your underwater ecosystem. Vibrant Green Beauties: Emerald Crabs are adorned in a rich, emerald-green exoskeleton that stands out against the backdrop of your aquarium. Their vivid coloration adds a splash of vibrancy to your tank, creating a captivating focal point that enhances the beauty of your underwater landscape. Efficient Algae Eaters: Renowned for their voracious appetite, Emerald Crabs are highly effective algae eaters, consuming various types of nuisance algae that may plague your aquarium. From hair algae to bubble algae, they methodically graze on algae growth on rocks, glass, and substrate, helping to control algae outbreaks and maintain a pristine aquatic environment. Natural Pest Control: In addition to their algae-eating prowess, Emerald Crabs are skilled hunters that prey on small invertebrates and pests in your tank. They actively seek out and consume bristle worms, flatworms, and other unwanted organisms, helping to control populations of nuisance critters and maintain a balanced ecosystem in your aquarium. Peaceful Tankmates: Emerald Crabs are generally peaceful and compatible with a wide range of tankmates, including small fish, corals, and other invertebrates. Whether you have a community tank or a specialized reef setup, these versatile crustaceans coexist harmoniously with other inhabitants, making them an ideal addition to any aquarium. Low-Maintenance Guardians: Emerald Crabs are relatively low-maintenance, making them suitable for both beginner and experienced aquarists. They thrive in well-established reef environments with stable water parameters and ample hiding places, where they can fulfill their natural feeding behaviors and thrive in your aquarium. Aesthetic Enhancements: With their striking coloration and agile movements, Emerald Crabs add visual interest and dynamic energy to your aquarium. Watch as they traverse the rocky terrain and substrate, performing their essential cleaning duties while enhancing the overall aesthetics of your underwater habitat. Transform Your Aquarium: Transform your aquarium into a cleaner, healthier, and more vibrant underwater paradise with the addition of Emerald Crabs. Experience the benefits of natural algae control and pest management, combined with the captivating beauty of these verdant guardians. Dive into a world of color and vitality with Emerald Crabs today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    $11.99

  • Arrow Crab - Stenorhynchus seticornis

    Arrow Crab - Stenorhynchus seticornis

    1 in stock

    Introducing the Arrow Crab: A Sleek and Agile Predator for Your Marine Aquarium! Enhance the intrigue and dynamics of your aquatic ecosystem with the Arrow Crab. Known for its sleek appearance and agile movements, this captivating crustacean is a prized addition to any marine aquarium, offering both aesthetic allure and functional benefits. Sleek and Stealthy: The Arrow Crab boasts a slender body adorned with long, spindly legs and distinctive arrow-shaped markings, giving it a striking and unmistakable appearance. Its sleek physique allows it to navigate through rock formations and crevices with ease, adding a touch of grace to your underwater landscape. Efficient Predator: As a natural predator, the Arrow Crab plays a vital role in controlling populations of small invertebrates and pests in your tank. With its keen eyesight and lightning-fast reflexes, it hunts down prey such as bristle worms, small crustaceans, and even nuisance snails, helping to maintain a balanced ecosystem in your aquarium. Fascinating Behavior: Observe the fascinating behavior of the Arrow Crab as it explores its surroundings, scuttling across the substrate and climbing rock structures in search of food. Its agile movements and predatory instincts make it a captivating subject for observation, providing endless entertainment for aquarium enthusiasts. Compatible Tankmate: Despite its predatory nature, the Arrow Crab is generally peaceful towards larger tankmates such as fish and corals. It coexists harmoniously with a wide range of marine inhabitants, making it an ideal addition to both community and reef aquariums. However, caution should be exercised when keeping it with smaller tankmates, as they may become potential prey. Easy to Care for: Arrow Crabs are relatively low-maintenance, making them suitable for both beginner and experienced aquarists. They thrive in well-established marine tanks with stable water parameters and ample hiding places, where they can hunt and explore to their heart's content. Aesthetic Appeal: Beyond its predatory prowess, the Arrow Crab adds aesthetic appeal to your aquarium with its sleek physique and distinctive markings. Whether prowling among the rocks or perched atop corals, its presence lends a touch of intrigue and sophistication to your aquatic environment. Transform Your Aquarium: Transform your aquarium into a dynamic underwater realm with the addition of the Arrow Crab. Experience the beauty, intrigue, and functionality this captivating crustacean brings to your marine tank. Dive into a world of sleek elegance and predatory prowess with the Arrow Crab today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    1 in stock

    $29.99

  • Orange Leg Hermit Crab (Reef Safe) - Ciliopagurus strigatus

    Orange Leg Hermit Crab (Reef Safe) - Ciliopagurus strigatus

    5 in stock

    Introducing the Halloween Hermit Crab: Spooky and Spectacular Tank Residents! Bring a touch of seasonal flair to your marine environment with the Halloween Hermit Crab, a unique and striking addition to any aquarium. With its festive orange and black coloration and fascinating behaviors, this captivating crustacean adds a spooky charm to your underwater landscape while providing valuable algae control and entertainment for onlookers. Festive Appearance: The Halloween Hermit Crab sports a distinctive coloration reminiscent of the holiday season, with its orange body and striking black legs creating a captivating contrast that evokes the spirit of Halloween. Its eye-catching appearance adds a festive touch to your aquarium, making it a standout feature in any aquatic display. Natural Algae Control: Beyond its festive appearance, the Halloween Hermit Crab is a valuable asset for maintaining the health and cleanliness of your tank. With its voracious appetite for algae, detritus, and decaying matter, this diligent scavenger helps to control algae growth and reduce organic waste, contributing to a cleaner and more balanced ecosystem. Active and Engaging: Observe the Halloween Hermit Crab as it scuttles across the substrate and clambers over rocks and coral formations in search of food. Its lively and curious nature adds a dynamic energy to your aquarium, providing entertainment for both seasoned aquarists and curious observers alike. Peaceful Tankmates: The Halloween Hermit Crab is generally peaceful and compatible with a wide range of tankmates, including small fish, corals, and other invertebrates. Whether you have a community tank or a specialized reef setup, this festive crustacean coexists harmoniously with other inhabitants, making it an ideal addition to any aquarium. Easy to Care for: The Halloween Hermit Crab is relatively low-maintenance, making it suitable for both beginner and experienced aquarists. It thrives in well-established reef environments with stable water parameters and ample hiding places, where it can fulfill its natural scavenging behaviors and thrive in your aquarium. Transform Your Aquarium: Add a touch of seasonal spirit to your underwater world with the Halloween Hermit Crab. Experience the festive charm, practical benefits, and engaging presence this captivating crustacean brings to your reef tank. Dive into a world of spooky delights with the Halloween Hermit Crab today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    5 in stock

    $16.49

  • Turbo sp

    Turbo sp

    Introducing Astrea Snails: Nature's Little Clean-Up Crew for Your Marine Aquarium! Astrea Snails are tiny, yet mighty, additions to your marine tank, renowned for their efficiency in algae control and remarkable resilience. These small but hardworking snails play a vital role in maintaining a healthy and balanced ecosystem, offering both practical benefits and aesthetic appeal. Efficient Algae Control: Astrea Snails are voracious algae eaters, with a keen appetite for various types of nuisance algae, including green algae, diatoms, and cyanobacteria. They diligently graze on rock surfaces, glass walls, and substrate, keeping your aquarium free from unsightly algae overgrowth and promoting pristine water quality. Natural Cleaners: In addition to algae control, Astrea Snails are natural detritus cleaners, scavenging for organic matter and debris in your tank. They help prevent the buildup of waste and excess nutrients, contributing to a cleaner and healthier aquatic environment for your fish and corals. Low-Maintenance Workhorses: Astrea Snails are incredibly low-maintenance, making them ideal for both beginner and experienced aquarists. Once introduced into your tank, they require minimal care and attention, thriving in well-established reef environments with stable water parameters and ample grazing surfaces. Peaceful Tankmates: These peaceful snails are compatible with a wide range of tankmates, including small fish, shrimp, and other invertebrates. Whether you have a community tank or a specialized reef setup, Astrea Snails coexist harmoniously with other inhabitants, making them an ideal addition to any aquarium. Aesthetic Enhancements: With their sleek, conical shells and steady grazing movements, Astrea Snails add visual interest and dynamic energy to your aquarium. Watch as they traverse the rocky terrain and glass surfaces, performing their important cleaning duties while enhancing the overall aesthetics of your underwater landscape. Sustainable and Eco-Friendly: Astrea Snails are sustainably sourced and environmentally friendly, making them a responsible choice for conscientious aquarists. By adding these natural cleaners to your tank, you're not only promoting a cleaner environment but also contributing to the health and balance of your aquarium ecosystem. Transform your aquarium into a cleaner, healthier, and more visually stunning habitat with Astrea Snails. Experience the benefits of natural algae control and detritus cleanup, combined with the charming presence of these hardworking snails. Dive into a world of cleaner waters and vibrant marine life with Astrea Snails today! *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    $3.49 - $4.99

  • Sale -49% Sweet Condy Anemone - Multiples Available

    Sweet Condy Anemone - Multiples Available

    2 in stock

    Sweet Condy Anemone Bring a touch of elegance and vibrancy to your aquarium with the Sweet Condy Anemone. This stunning anemone features beautiful, delicate tentacles in shades of pink, purple, and white, creating a mesmerizing and dynamic display. Perfect for adding a pop of color and movement, the Sweet Condy Anemone is sure to become a standout feature in your reef tank. Key Features: Coloration: Delicate tentacles in shades of pink, purple, and white. Size: Typically grows to 4-6 inches in diameter, suitable for medium to large tanks. Habitat: Prefers well-lit environments with moderate water flow. Compatibility: Ideal for a variety of reef-safe species and adds diversity to your tank. Care Level: Moderate; suitable for aquarists with some experience. The Sweet Condy Anemone not only enhances the visual appeal of your aquarium but also provides shelter and interaction opportunities for your marine life. Its vibrant colors and graceful movements will bring your underwater world to life. Multiple Available: We will carefully select an anemone from our diverse collection, ensuring you receive a stunning specimen with vibrant and healthy tentacles. Care Instructions: Ensure stable water parameters with a specific gravity of 1.023-1.025. Maintain a temperature range of 75-82��F. Provide moderate to high lighting, such as LED or T5 lighting. Feed with small pieces of meaty foods like shrimp or fish once a week. Transform your aquarium into a vibrant underwater paradise with the Sweet Condy Anemone. Order now and let this beautiful anemone bring color and life to your aquatic collection!

    2 in stock

    $79.00$39.99

  • Pair Of Assorted Ocellaris Clownfish - Amphiprion Ocellaris

    Pair Of Assorted Ocellaris Clownfish - Amphiprion Ocellaris

    4 in stock

    Introducing the Ocellaris Clownfish - Amphiprion ocellaris, a timeless classic and beloved favorite among marine enthusiasts. Renowned for its vibrant orange coloration and distinctive white stripes, the Ocellaris Clownfish is an iconic species that brings a touch of the tropical coral reef to any saltwater aquarium. Temperament & Captive Care: The Ocellaris Clownfish is known for its peaceful temperament and adaptability, making it an ideal choice for both beginner and experienced aquarists. Flourishing in a variety of saltwater aquarium setups, this resilient species thrives whether accompanied by anemones or in their absence, bringing a sense of vibrancy and charm to any aquatic environment. Feeding: As an omnivorous feeder, the Ocellaris Clownfish enjoys a diverse diet consisting of pellets, flake food, frozen Mysis shrimp, brine shrimp, and other aquarium fare. Their hearty appetite and willingness to accept various food types make them easy to care for and ensure their nutritional needs are met. Aquarium Host Anemones: While the Ocellaris Clownfish is famously associated with hosting in anemones, they can thrive just as well without them. However, if provided with suitable host anemones such as the Bubble Tip Anemone (Entacmaea quadricolor), they may form a symbiotic relationship, adding an extra layer of beauty and natural behavior to the aquarium. Immerse yourself in the enchanting world of the coral reef with the Ocellaris Clownfish - a delightful addition to any saltwater aquarium. With its iconic appearance and lively personality, it is sure to capture the hearts of aquarists and bring joy to any aquatic setting.

    4 in stock

    $94.99

  • Sale -80% Grade B - Maxi Mini Carpet Anemone - Multiples Available

    Grade B - Maxi Mini Carpet Anemone - Multiples Available

    10 in stock

    Grade B - Maxi Mini Carpet Anemone - Multiples Available Add a touch of simplicity and elegance to your reef tank with the Grade B Maxi Mini Carpet Anemone. This smaller variety of carpet anemone is known for its compact size and vibrant colors. Unlike higher-grade varieties, Grade B Maxi Minis are typically characterized by a single dominant color, providing a more uniform yet striking appearance in your aquarium. These anemones are a popular choice for both beginners and experienced aquarists due to their hardy nature and relatively easy care. Key Features: Coloration: Predominantly one solid color, such as green, blue, red, or purple, offering a simple yet bold visual effect in your tank. Size: Typically grows up to 4-6 inches in diameter, making it suitable for smaller reef tanks or as an accent in larger setups. Habitat: Thrives in moderate to high water flow and moderate lighting (PAR 150-250) to maintain its vibrant color and healthy tissue. Compatibility: Generally peaceful, but should be placed with care to avoid potential interactions with other corals or mobile invertebrates. Care Level: Easy to moderate; suitable for aquarists of all experience levels, but requires stable water conditions and proper placement to thrive. The Grade B Maxi Mini Carpet Anemone is perfect for those looking to add a splash of color without overwhelming their reef tank. Its solid coloration and compact size make it a versatile addition that can enhance the overall aesthetic of your aquarium. Multiple Available:We have multiple Grade B Maxi Mini Carpet Anemones available. When you place your order, we will carefully select a healthy, vibrant specimen from our tanks. Each anemone is unique, but all share the characteristic single-color appearance, ensuring you receive a beautiful addition to your reef. Care Instructions: Water Parameters: Maintain stable water parameters with a specific gravity of 1.024-1.026, alkalinity of 8-12 dKH, calcium levels between 400-450 ppm, and magnesium levels of 1250-1350 ppm. Temperature: Keep the water temperature between 75-80��F. Lighting: Provide moderate lighting, such as LED or T5, to support its color and health. Water Flow: Ensure moderate to high water flow to allow the anemone to maintain its shape and health. Add the Grade B Maxi Mini Carpet Anemone to your reef tank today and enjoy the simple yet stunning beauty it brings to your aquatic environment!

    10 in stock

    $75.00$15.00

  • Sale -50% Green Colored Long Tentacle Anemone - Multiples Available

    Green Colored Long Tentacle Anemone - Multiples Available

    3 in stock

    Green Colored Long Tentacle Anemone - Multiples Available Bring a touch of vibrant movement to your reef tank with the Green Colored Long Tentacle Anemone (Macrodactyla doreensis). Known for its bright green coloration and flowing, elongated tentacles, this anemone adds a dynamic and captivating element to any marine aquarium. The Green Colored Long Tentacle Anemone is not only a stunning visual addition but also serves as an ideal host for various clownfish species, creating a natural and harmonious environment in your tank. Key Features: Coloration: Bright green tentacles that glow under proper lighting, adding a striking focal point to your reef. Size: Typically grows up to 8-12 inches in diameter, with long, flowing tentacles that extend further. Habitat: Thrives in moderate to high water flow and moderate to high lighting (PAR 150-250) to maintain its vibrant color and healthy tissue. Compatibility: Ideal for hosting clownfish and generally compatible with other peaceful marine species, though care should be taken to avoid placing it too close to corals, as its tentacles can sting. Care Level: Moderate; best suited for aquarists with some experience, as it requires stable water conditions and proper placement. The Green Colored Long Tentacle Anemone is perfect for adding both beauty and functionality to your reef tank. Its vibrant green color and graceful tentacles make it a visually stunning addition, while its role as a host for clownfish adds a dynamic interaction to your marine environment. Multiple Available:We have multiple Green Colored Long Tentacle Anemones available. When you place your order, we will carefully select a healthy, vibrant specimen from our tanks. Each anemone is unique, with slight variations in size and color intensity, ensuring you receive a beautiful addition to your reef. Care Instructions: Water Parameters: Maintain stable water parameters with a specific gravity of 1.024-1.026, alkalinity of 8-12 dKH, and calcium levels between 400-450 ppm. Temperature: Keep the water temperature between 75-80��F. Lighting: Provide moderate to high lighting, such as LED or T5, to support its vibrant colors and healthy growth. Water Flow: Ensure moderate to high water flow to allow the tentacles to sway naturally and maintain their health. Feeding: Offer occasional feedings of meaty foods such as shrimp or fish to support its growth and vitality. Add the Green Colored Long Tentacle Anemone to your reef tank today and enjoy the vibrant color and dynamic movement it brings to your aquatic environment!

    3 in stock

    $179.00$89.99

  • Sale -41% Teal/Green Haddoni Carpet Anemone Approx 6 - 8" - Multiples Available

    Teal/Green Haddoni Carpet Anemone Approx 6 - 8" - Multiples Available

    1 in stock

    Teal/Green Haddoni Carpet Anemone (Approx 6-8") - Multiples Available Transform your reef tank with the mesmerizing Teal/Green Haddoni Carpet Anemone, a stunning variety of Stichodactyla haddoni known for its vibrant coloration and impressive size. This carpet anemone showcases a beautiful blend of teal and green hues, creating a striking centerpiece in any marine aquarium. With its large, fleshy tentacles and characteristic carpet-like appearance, the Haddoni Carpet Anemone is a popular choice for both experienced aquarists and those looking to add a bold, colorful element to their reef. Key Features: Coloration: A captivating mix of teal and green, creating a vibrant and eye-catching display. Size: Grows up to approximately 6-8 inches in diameter, making it an ideal centerpiece for medium to large reef tanks. Habitat: Thrives in moderate water flow and moderate to high lighting (PAR 150-250) to maintain its vibrant colors and healthy tissue. Compatibility: Typically hosts clownfish and can be kept with other peaceful marine species, but care should be taken with placement as it can sting nearby corals and invertebrates. Care Level: Moderate; best suited for aquarists with some experience, as it requires stable water conditions and appropriate tank mates. The Teal/Green Haddoni Carpet Anemone is perfect for adding a bold and beautiful focal point to your reef tank. Its vibrant colors and large size make it a visually captivating addition that complements a wide variety of other marine life. Multiple Available:We have multiple Teal/Green Haddoni Carpet Anemones available. When you place your order, we will carefully select a healthy, vibrant specimen from our tanks. Each anemone is unique, with slight variations in color intensity and size, ensuring you receive a stunning addition to your reef. Care Instructions: Water Parameters: Maintain stable water parameters with a specific gravity of 1.024-1.026, alkalinity of 8-12 dKH, calcium levels between 400-450 ppm, and magnesium levels of 1250-1350 ppm. Temperature: Keep the water temperature between 75-80��F. Lighting: Provide moderate to high lighting, such as LED or T5, to support its vibrant colors and healthy growth. Water Flow: Ensure moderate water flow to allow the anemone to fully expand and maintain its health. Feeding: Offer occasional feedings of meaty foods such as shrimp or fish to support its growth and vitality. Add the Teal/Green Haddoni Carpet Anemone to your reef tank today and enjoy the vibrant color and dynamic presence it brings to your aquatic environment!

    1 in stock

    $116.99 - $299.99

  • Silver Tips LTA Long Tentacle Anemone - Multiples Available

    Silver Tips LTA Long Tentacle Anemone - Multiples Available

    4 in stock

    �� Silver Tips LTA Long Tentacle Anemone - Multiples Available Enhance your reef tank with the captivating Silver Tips LTA Long Tentacle Anemone (Macrodactyla doreensis). This stunning anemone is known for its long, flowing tentacles with striking silver tips that create a mesmerizing display as they sway with the water flow. The Silver Tips LTA Long Tentacle Anemone not only adds visual appeal to your marine aquarium but also serves as an excellent host for various clownfish species, creating a dynamic and harmonious environment in your tank. Key Features: Coloration: Long, flowing tentacles with beautiful silver tips that create a striking contrast against the body, adding a unique and eye-catching element to your reef. Size: Typically grows up to 8-12 inches in diameter, with tentacles that extend further, creating a dynamic and flowing display. Habitat: Thrives in moderate to high water flow and moderate to high lighting (PAR 150-250) to maintain its vibrant appearance and healthy tissue. Compatibility: Ideal for hosting clownfish and generally compatible with other peaceful marine species, though care should be taken with placement to avoid stinging nearby corals and invertebrates. Care Level: Moderate; best suited for aquarists with some experience, as it requires stable water conditions and appropriate tank mates. The Silver Tips LTA Long Tentacle Anemone is perfect for adding both beauty and functionality to your reef tank. Its elegant silver-tipped tentacles create a visually stunning centerpiece, while its role as a host for clownfish adds a dynamic interaction to your marine environment. Multiple Available:We have multiple Silver Tips LTA Long Tentacle Anemones available. When you place your order, we will carefully select a healthy, vibrant specimen from our tanks. Each anemone is unique, with slight variations in size and color intensity, ensuring you receive a beautiful addition to your reef. Care Instructions: Water Parameters: Maintain stable water parameters with a specific gravity of 1.024-1.026, alkalinity of 8-12 dKH, and calcium levels between 400-450 ppm. Temperature: Keep the water temperature between 75-80��F. Lighting: Provide moderate to high lighting, such as LED or T5, to support its vibrant colors and healthy growth. Water Flow: Ensure moderate to high water flow to allow the tentacles to sway naturally and maintain their health. Feeding: Offer occasional feedings of meaty foods such as shrimp or fish to support its growth and vitality. Add the Silver Tips LTA Long Tentacle Anemone to your reef tank today and enjoy the elegance and dynamic movement it brings to your aquatic environment!

    4 in stock

    $116.99

  • Grade A - Maxi Mini Carpet Anemone - Multiples Available

    Grade A - Maxi Mini Carpet Anemone - Multiples Available

    2 in stock

    Grade A - Maxi Mini Carpet Anemone - Multiples Available Elevate your reef tank with the vibrant Grade A Maxi Mini Carpet Anemone, a stunning variety of Stichodactyla tapetum. These anemones are highly sought after for their intricate color patterns and dynamic hues, offering a more colorful and eye-catching display compared to their Grade B counterparts. With a mix of bold colors such as reds, oranges, greens, purples, and blues, these Maxi Minis add a dynamic focal point to any marine aquarium. Key Features: Coloration: A striking mix of colors, including vibrant reds, oranges, greens, purples, and blues, often in complex patterns that enhance the visual appeal of your tank. Size: Typically grows up to 4-6 inches in diameter, making it ideal for smaller reef tanks or as a colorful accent in larger setups. Habitat: Thrives in moderate to high water flow and moderate to high lighting (PAR 150-250) to maintain its vibrant colors and healthy tissue. Compatibility: Generally peaceful, but should be placed with care to avoid potential interactions with other corals or mobile invertebrates. Care Level: Easy to moderate; suitable for aquarists of all experience levels, with proper care and stable water conditions required for optimal health. The Grade A Maxi Mini Carpet Anemone is perfect for reef enthusiasts looking to add a splash of vibrant color and dynamic patterns to their tanks. Its multi-colored appearance and compact size make it a versatile addition that can enhance the overall aesthetic of your aquarium. Multiple Available:We have multiple Grade A Maxi Mini Carpet Anemones available. When you place your order, we will carefully select a healthy, colorful specimen from our tanks. Each anemone is unique, with intricate color patterns and vibrant hues, ensuring you receive a stunning addition to your reef. Care Instructions: Water Parameters: Maintain stable water parameters with a specific gravity of 1.024-1.026, alkalinity of 8-12 dKH, calcium levels between 400-450 ppm, and magnesium levels of 1250-1350 ppm. Temperature: Keep the water temperature between 75-80��F. Lighting: Provide moderate to high lighting, such as LED or T5, to support its vibrant colors and health. Water Flow: Ensure moderate to high water flow to allow the anemone to maintain its shape and health. Add the Grade A Maxi Mini Carpet Anemone to your reef tank today and enjoy the vibrant colors and dynamic patterns it brings to your aquatic environment!

    2 in stock

    $20.00

  • Sale -85% Ultra Tube Anemone - Multiples Available

    Ultra Tube Anemone - Multiples Available

    9 in stock

    Ultra Tube Anemone (Multiples Available) Turn your reef into a glowing spectacle with the breathtaking Ultra Tube Anemone. Known for its long, flowing tentacles and intense fluorescent coloration, this anemone is a true underwater showpiece. With a dramatic central mouth and tentacles that pulse with neon greens, purples, oranges, or pinks, each Ultra Tube Anemone brings a one-of-a-kind aesthetic to your aquarium. Key Features: Coloration: Striking, ultra-bright neon colors ranging from electric green to vivid purple, orange, and pink. Tentacle Style: Long, elegant tentacles create mesmerizing motion, especially under actinic lighting. Size: Can reach up to 6–10 inches when fully expanded, making it a bold visual anchor. Habitat: Prefers a sandy substrate with low light and gentle flow. Compatibility: Best housed away from other corals and rockwork; semi-aggressive with a powerful sting. Care Level: Moderate; suited for aquarists with some experience keeping anemones. Ultra Tube Anemones are not only beautiful—they’re interactive and mysterious. Their nocturnal tendencies and glowing colors create an entirely different vibe in your tank when the lights go down. Multiple Available: Each one is unique! We’ll select a vivid, healthy specimen from our collection—guaranteed to stand out in your reef. Care Instructions: Place in a deep sand bed or soft substrate where the foot can anchor securely. Maintain stable parameters: salinity 1.024–1.026, temperature 75–80°F. Feed once a week with chunks of shrimp, silversides, or other meaty marine foods. Moderate lighting preferred—avoid placing directly under intense LEDs. Elevate your aquarium with the dramatic beauty of the Ultra Tube Anemone. Order now and add movement, mystery, and ultra-color to your reef!

    9 in stock

    $30.00 - $75.00

  • Sale -55% Ultra Grade Assorted Tube Anemones (Multiples Available – Hand-Picked by Us) (Copy)

    Ultra Grade Assorted Tube Anemones (Multiples Available – Hand-Picked by Us) (Copy)

    2 in stock

    Ultra Grade Assorted Tube Anemones (Multiples Available – Hand-Picked by Us) Elevate your reef to the highest level of luxury with our Ultra Grade Assorted Tube Anemones. These top-tier, hand-selected specimens are the crème de la crème—featuring jaw-dropping coloration, ultra-long tentacles, and intense fluorescent highlights that explode under actinic lighting. Each anemone in this collection has been personally chosen by our team for its vibrant color, unique pattern, and overall health—no random picks here. Key Features: Coloration: Includes a wide range of ultra-bright neons, fiery reds, glowing greens, electric purples, hot pinks, and radiant oranges—each specimen is uniquely stunning. Tentacle Style: Long, flowing tentacles add elegant motion and commanding presence to your reef. Size: Can reach 6–12 inches when fully expanded—ideal as a dramatic centerpiece. Habitat: Requires a soft sandbed or deep substrate to anchor its tube body. Compatibility: Semi-aggressive; place away from corals due to its powerful sting. Care Level: Moderate; recommended for reefers with some experience keeping anemones. These Ultra Grade Tube Anemones are perfect for collectors who want the best of the best—anemones that glow like underwater fireworks and bring serious wow-factor to any display tank. Multiples Available – Hand-Picked by Us: We personally select each anemone to ensure you receive a vibrant, healthy, and ultra-unique showpiece worthy of the "Ultra Grade" title. Care Instructions: Stable water conditions are key—salinity 1.024–1.026, temperature 75–80°F. Low to moderate lighting; tube anemones thrive and glow brightest under actinic/blue spectrums. Provide a deep sandbed or soft substrate for the anemone to burrow its tube securely. Feed once a week with chopped meaty foods such as silversides, mysis shrimp, or krill. Own the best with our Ultra Grade Assorted Tube Anemones—hand-picked for brilliance, beauty, and bold impact. Order today and let your reef shine with living art!

    2 in stock

    $199.00$90.00

  • General Starfish - Pentaceraster sp.

    General Starfish - Pentaceraster sp.

    2 in stock

    *Discounts Cannot be applied to inverts* *Inverts will ship with your next day order*

    2 in stock

    $31.99

  • Red Hairy Hermit Crab - Dardanus

    1 in stock

    $24.99

  • Tessalata Eel - Gymnothorax favagineus

    1 in stock

    $265.99

  • cleaner wrasse - Labroides dimidiatus / bluestreak cleaner wrasse

    cleaner wrasse - Labroides dimidiatus / bluestreak cleaner wrasse

    1 in stock

    Care Level  Easy Temperament Semi-Aggressive Diet Carnivore Reef Compatibility Yes Min Tank Size 55 gallons  Max Size Approx. 3"

    1 in stock

    $41.99

  • Yellow Tail Cleaner Wrasse - Labroides dimidiatus

    Yellow Tail Cleaner Wrasse - Labroides dimidiatus

    1 in stock

    Care Level  Easy Temperament Semi-Aggressive Diet Carnivore Reef Compatibility Yes Min Tank Size 55 gallons  Max Size Approx. 3"

    1 in stock

    $53.99

  • Spearer Mantis Shrimp - Lysiosquillina maculata

    2 in stock

    $74.99

Aqua SD offers a curated selection of fish great for beginners and experienced hobbyist. 

Our Mission

“Specializing in Rare and Unusual Corals” is our mantra!  We are constantly searching for new and exciting corals that will thrive in your reef and make your tank one of a kind!

Aqua SD has been shipping corals country wide since 2007!  All corals are shipped overnight to get your corals to you as quickly as possible.  We make sure to use the best packing materials available, so your corals arrive safely.

You’ll find the largest selection of WYSIWYG (What You See Is What You Get) corals and inverts on our website.  We are constantly updating the site with new and exciting products.  Please make sure to subscribe to our Newsletter to keep up to date for special promotions and releases

All Corals and Inverts are thoroughly inspected and quarantined before they are made available for sale.  We are constantly monitoring these animals and making sure they are getting the best care possible.  Our husbandry staff is always happy and willing to answer any questions you may have.

At Aqua SD, our main goal is to ensure customer satisfaction.  If you have any issues or concerns, please do not hesitate to reach out to us.  We hope to make your reef aquarium full of color and life!

© 2026 Aqua SD, Powered by Shopify

    • Amazon
    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • USDC
    • Visa

    Login

    Forgot your password?

    Don't have an account yet?
    Create account

    ×

    Please wait...

    Make An Offer

    Descriptive image text
    Descriptive image text