MarineSnow reproduces the special biogenic suspended matter found in natural seawater. This planktonic food is an important element in marine ecosystem food chains. MarineSnow is the perfect diet for filter-feeding marine invertebrates such as soft and stony corals, anemones, hydrozoans, feather dusters, clams, sponges, tunicates, and other filter feeders. Also a suitable source of food for live Brine shrimp.