You can now bring the world’s most exotic reefs into your home with CaribSea’s Arag-Alive!™ substrates. Eight environmentally accurate ecoscapes, developed through CaribSea’s cooperation with public aquariums and zoological parks. Read more
CaribSea Arag-Alive!™ Hawaiian Black Substrate
Arag-Alive!™ suppresses the dreaded “new tank syndrome”, compresses the ammonia cycle, and discourages nuisance algae. In fact, independent labs prove Arag-Alive!™ cycles days faster than other brands of live sand. That’s what makes Arag-Alive!™ the choice of new aquarists and maintenance companies where speed of set up, beauty, and reliability are demanded.
Typical Size: 0.25-3.5mm
Average Density: 80lbs per cubic foot
Substrate Layer: 1.27-5.1cm / 0.5-2" depth
9.1kg / 20lb