Fish Supplies › Caribsea

Florida Crushed Coral Substrate, 40 lbs., White

The only crushed coral with aragonite, which provides up to 25 times the buffering power of other crushed corals, dolomite, or oyster shell. Will eliminate chronic pH problems and provide maximum surface area for water purifying bacteria. Allows an... more

Arag-Alive Fiji Pink Aquariam Sand, 20 lbs.

Beautiful marine substrate packed with millions of heterotrophic, autotrophic, and chemolithotrophic bacteria. Huge beneficial bacteria population aids in waste reduction and dramatically reduces cycling time in new setups. Use alone or to kick-start... more

Eco-Complete Red Coarse-Grade Plant Substrate, 20 lbs.

Eco-Complete Planted Aquarium Substrate contains more than 25 minerals to nourish aquatic plants. Coarse substrate packed in Liquid Amazon buffered "Black Water" solution, Eco-Complete offers immediate organic water conditioning - no rinsing required.... more

Ocean Direct Original Grade Caribbean Live Sand Substrate, 40 lbs., White

Packaged in a breathable bag with a thin film of real ocean water (sand will be damp) to preserve 1,000 times more living bacteria than other preservation methods - no added chemicals or special processing. Ocean Direct aragonite live sand ensures... more

Eco-Complete African Cichlid Zack Black Substrate, 20 lbs.

The secret to successfully keeping African Cichlids begins with Eco Complete African Cichlid Substrates. These mineralogically complete substrates contain aragonite to maintain the high pH African Cichlids need. Eco Complete Cichlid Substrates add... more

Arag-Alive Special Grade Sand, 20 lbs., White

Beautiful marine substrate packed with millions of heterotrophic, autotrophic, and chemolithotrophic bacteria. Huge beneficial bacteria population aids in waste reduction and dramatically reduces cycling time in new setups. Use alone or to kick-start... more

Eco-Complete African Cichlid White Sand Substrate, 20 lbs.

The secret to successfully keeping African Cichlids begins with Eco Complete African Cichlid Substrates. These mineralogically complete substrates contain aragonite to maintain the high pH African Cichlids need. Eco Complete Cichlid Substrates add... more

Samurai Aquascaping Soil, 9 lbs., Multi-Color

Samurai Soil is the ideal substrate for planted aquaria and freshwater shrimp. It will not affect pH or hardness, will not disintegrate, and is clean and ready to use. Ideal for shrimp or fish tanks, perfect for an aquatic plant substrate. more

Snat Mlight Aquascaping Sand, 20 lbs., White

Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark and brooding jungles. Own a sliver of the sunlit Sri Lankan gravel streams famous for sapphires and rubies.... more

Arag-Alive Bahamas Oolite Aquarium Sand, 10 lbs., Tan

Biologically and mineralogically complete sand substrate for saltwater aquariums. Contains specially engineered bacteria to suppress "new tank syndrome". Discourages nuisance algae. Never needs replacement. more

Aragonite Aquarium Sand, 10 lbs., Tan

Ideal aquarium substrate for marine, reef or african cichlid aquariums. Helps maintain proper pH of 8.2 wthout the use of chemicals. Has incredible surface area, up to 100,000 sq inches per pound. more

Super Naturals Aquarium Sand, 10 lbs., Tan

Premium aquarium sand that is pH neutral and will not increase carbonate hardness. Unique sand sized grains resist the collection of detritus, fish waste and food within the substrate bed. Makes maintenance easy. more

Eco-Complete African Cichlid Gravel Substrate, 20 lbs., Multi-Color

The secret to successfully keeping African Cichlids begins with Eco Complete African Cichlid Substrates. These mineralogically complete substrates contain aragonite to maintain the high pH African Cichlids need. Eco Complete Cichlid Substrates add... more

Life Rock, 40 lbs., Large, Gray

Give your aquarium the visual appeal and biological performance of live rock, without any impact on the world's coral reefs. Life Rock by CaribSea is the ecologically responsible (and budget conscious) alternative to wild live rock. It is made from... more

Eco-Complete African Cichlid Sand Substrate, 20 lbs., Multi-Color

The secret to successfully keeping African Cichlids begins with Eco Complete African Cichlid Substrates. These mineralogically complete substrates contain aragonite to maintain the high pH African Cichlids need. Eco Complete Cichlid Substrates add... more

Life Rock, 20 lbs., Medium, Gray

Give your aquarium the visual appeal and biological performance of live rock, without any impact on the world's coral reefs. Life Rock by CaribSea is the ecologically responsible (and budget conscious) alternative to wild live rock. It is made from... more

Original Life Rock, Medium, Brown

Real aragonitic base rock with live spored bacteria, shipped dry. more

Life Rock Frag Zone, 2 IN, Burgundy

Rubble sized life Rock rock perfect for fragging projects, nesting cichlids, jawfish habitats, bio-media and more! more

Life Rock Arch, Medium, White

LifeRock Arches gives any marine aquarium a dramatic, more 3 dimensional aquascape without distrupting circulation flow. more

Life Caves Aquascaping Rock, Pack of 3, 20 LBS, Brown

LifeRock Caves make great hides for fish (especially eels and grouper). LifeRock Caves are about 11 x 8 x 7 and can stand alone or be used in a larger rock scape. Like all Life rock products our caves are made of real aragonitic base rock, are colored... more

Life Flatz Aquascaping Rock, 20 lbs., Burgundy

Flatz are sliced into thin sections on both sides is the ultimate foundation for marine, reef, and African cichlid aquariums. All natural aragonitic calcium carbonate base rock. Colored to appear coralline encrusted. Shelf stable bacteria to aid in... more

Life Flatz Aquascaping Rock, 5 lbs., Burgundy

Flatz are sliced into thin sections on both sides is the ultimate foundation for marine, reef, and African cichlid aquariums. All natural aragonitic calcium carbonate base rock. Colored to appear coralline encrusted. Shelf stable bacteria to aid in... more

Life Shapes Aquascaping Rock, 20 lbs., Burgundy

LifeRock Shapes are the most fantastic LifeRock yet! A beautiful assortment of tunnels, arches, and holey pieces to make any tank spectacular. Use as accents or 100% for the wildest tank ever! Like all Life rock products our caves are made of real... more

Life Shelf Aquascaping Rock, 40 lbs., Burgundy

LifeRock Shelf is the perfect way to create stable structures, to design caves, or even backwalls with its unique flat side. Like all Life rock products our caves are made of real aragonitic base rock, are colored to look like live rock, and are... more

Purple Up Coralline Alge Accelerant, 16 oz.

PurpleUp - uses a unique dual method approach to coralline algae acceleration. This approach is so unique that PurpleUp has been awarded a US patent (US patent No. 7,565,883). It contains ionic calcium; which immediately raises dissolved calcium levels... more

Aragalive Aquascaping Fiji Pink, 10 lbs.

You can now bring the world's most exotic reefs into your home with CaribSea's Arag-Alive substrates. It is developed from CaribSea's cooperation with public aquariums and zoological parks, where authenticity is a must. Arag-Alive helps maintain a... more

Aragalive Aquascaping Hawaiian Black, 10 lbs.

You can now bring the world's most exotic reefs into your home with CaribSea's Arag-Alive substrates. It is developed from CaribSea's cooperation with public aquariums and zoological parks, where authenticity is a must. Arag-Alive helps maintain a... more

Oolithic Aragonite, Medium, White

Ideal aquarium substrate for marine, reef or african cichlid aquariums. Helps maintain proper pH of 8.2 wthout the use of chemicals. Has incredible surface area, up to 100,000 sq inches per pound. more