Cobalt Aquatics Breeder Cone SmallAnimalAccessoriesType_Natural Hide-outs Bio-Stratum is specifically formulated to

Bio-Stratum is specifically formulated to provide immediate biological activity and maintain ideal conditions for a thriving planted aquarium

Available Sizes: 6lb / 26 lb

Easy-To-Program analog design

The Marina Cool Gravel Cleaner is a practical tool for keeping your aquarium clean

Cobalt Aquatics Breeder Cone SmallAnimalAccessoriesType_Natural Hide-outs Bio-Stratum is specifically formulated toBreeding cone for discus, angels, clownfish, or any other substrate spawners. Approx 9" tall x 4 1 2" wide, designed to be the right size for fish and easy to handle for the hobbyist. Made of natural stoneware, will not leach or breakdown.