Giant fluted clam (Tridacna squamosa) on sandy bottom, Namu atoll, Marshall Islands, Pacific

invertebrates giant fluted clam tridacna squamosa namu atoll marshall islands north pacific bivalve clam claw close up eye invertebrate membrane mollusc mollusca shell one animal day outdoors nature natural world marine life close ups clams shells curved curving pacific underwater tropical seabed horizontal