Free shipping on all orders over $99!*(Click here to see exclusions)


Your Cart is Empty

New Image Gallery


Super Naturals River of Doubt Aquarium Gravel - CaribSea


Create a supernatural experience by re-creating the natural world in your home. CaribSea Super Natural Premium Aquarium Substrate is an attractive freshwater aquarium gravel that creates a brilliant underwater environment. It contains unique sized grains that help prevent food and fish waste from sinking deep into the tank bed, make cleaning quick and easy.


Grain Size:

  • Typical Size: 0.5 - 1.0mm
  • Average Density: 99 pounds per cubic foot


    Welcome Newcomer