striped & x28;lined& x29; shore crab - pachygrapsus crassipes.

animal aquatic area arthropod bay brachyura california carapace claws close closeup colorful county crab crassipes crustacea crustaceans decapod ecology edible environment exoskeleton eyes fauna fishery francisco fresh grapsoidea invertebrates legs life lined marine mateo meat nature ocean pachygrapsus rock rocky san sea seafood sealife seashell shell shellfish shore shores single small striped top usa view water wild wildlife