CaribSea's Mineral MudTM is an unique blend of sediments that duplicate tropical fringing coastal mangrove environments. Mineral MudTM particles are in a size range compatible with soft, burrowing infaunal, macro animal assemblages. Ideal for mud refugiums, sea grasses, macro-algaes, and mangroves. Mineral MudTM provides a variety of trace elements, chelated trace elements, plus calcium, strontium, iron, sulfur and free carbon. In addition, Mineral MudTM contains live marine bacteria to complete the tropical ecosystem.