background, beach, carapace, close, close-up, closeup, coast, coastal, crab, crabs, crustacea, crustacean, cut, cut-out, cutout, decapod, decapoda, hermit, invertebrate, invertebrates, macro, marine, maritime, ocean, out, sea, seashore, shore, up, black, Common Hermit Crab, Eupagurus bernhardus, hydroid, Hydractinia echinata, paul sterry