Natural reef sand and coral substrate for aquariums and marine tanks.

Build Your Ocean

OUR LATEST PRODUCTS

Colorful fish aquarium substrate mix for freshwater fish tanks and reef aquariums.

Beauty Born From Nature

CaribSea’s got a new mood: black! Elevate your aquascape with Supernatural Aquascapes, Midnight River and three bold new varieties: Maui Moon, Shadow Creek, and Raven...Read More

Natural CaribSea dry rock for aquariums, reef tanks, and aquascaping.

Dragon Arches

Dragon Arches are the perfect way to craft a dramatic, dimensional, and visually appealing aquascape in your freshwater aquarium.

00313 Nano Tree

LifeRock™ Nano Tree

The potential designs are nearly limitless, each scape is your own unique design. And with it being modular, you can easily separate fighting corals and...Read More

Industry Leaders

For over 50 years, supplying the world’s most prominent zoos, public aquariums, and research facilities.

Including:
Mote Marine
California Academy of Sciences
Oklahoma Aquarium
The Smithsonian
SeaWorld
Aquarium of the Pacific
The Columbus Zoo
The New England Aquarium

Caribsea coral

Marine Rocks

Marine Rocks

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Vibrant yellow fish swimming near coral in saltwater aquarium environment.

Marine Substrates

Marine Substrates

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Caribsea PurpleUp

Additives

Additives

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Caribsea rocks

Freshwater Rocks

Freshwater Rocks

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Colorful freshwater fish swimming over white coral gravel at a reef aquarium.

Freshwater Substrates

Freshwater Substrates

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Safe soft natural reptile bearded dragon snake terrarium substrate.

Reptile

Reptile

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WHAT'S BUBBLING UP!

Fort Jefferson Coral

Fort Jefferson

Day trip to Fort Jefferson Even though it never fired a shot in anger, Fort Jefferson is a wealth of living history above and below

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Show Us Your Aquariums

For nearly 50 years CaribSea products have been the backbone of many of the world’s most beautiful home aquariums. We’d love to see and share your tank pics! Be sure to include your name, e-mail, and what CaribSea product(s) you are showcasing. Retailers are welcome too! Thank you for your support!