OCTOCAL, the sustainable aquarium solution
OctoCal is your source of the purest, most functional aragonite sand on the market! Other purveyors of aragonite sell blends of substrates or simply just crushed shells. OctoCal is a product of Calcean, which works in an exclusive collaboration with the Bahamas to sustainably and responsibly harvest this unique material. So what does that mean to you? You are guaranteed the freshest, purest, most sustainable and most active aragonite available.