Three species of barnacles, Coronula diadema, Cryptolepas rhachianecti, Conchoderma testudini

barnacle coronula diadema humpback whale megaptera novaeangliae cryptolepas rhachianecti grey eschrichtius robustus conchoderma testudini careta pacific ocean parasite parasitic research education oceanic sea sealife marine water invertebrates samples arthropoda crustacea maxillopoda thecostraca cirripedia mixed species