crustacian, Underwater, crustacean, South-east-asia, biodiversity, Tropical, Crustacea, Papua New Guinea, Indo Pacific, shrimp goby, goby, Invertebrates, Crustaceans, Mixed Species, South East Asia, Symbiotic, Gobiescoidae, Invertebrate, Coral Triangle, Osteichthyes, gobies, Gobioidei, shrimp, Fish, Asia, Marine, shrimps, Symbiosis