Juergen Freund / Two whip coral gobies (Bryaninops yongei) on a black coral sea whip. Lembeh Strait, North Sulawesi, Indonesia.

Magnus Lundgren / Wild Wonders of China / Whip coral gobies, or wire-coral gobies (Bryaninops yongei) on a stinging whip coral. Xiaoliuqiu Island, Taiwan

Alex Mustard / Wire coral goby (Bryaninops yongei) with what looks like a fungal infection covering its body on a wire coral (Cirripathes sp.). Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea.

David Fleetham / Slender spongegoby (Phyllogobius platycephalops) and two Crabs of different species on Sponge. Several parasites with egg cases on the side of the Goby. Philippines.

David Fleetham / Wire coral goby (Bryaninops yongei) with polyps extended on Wire coral (Cirrhipathes sp). Hawaii.

David Fleetham / Whip corl dwarf goby (Bryaninops yongei) has eaten away the polyps of Wire coral, (Cirrhipathes anguina) on which it lives, in preparation for laying its eggs on this section. Tubbataha Reef, Philippi...

Bert Willaert / Wire coral goby (Bryaninops youngei) on yellow wire coral (Cirripathes anguina). Bismarck Sea, Vitu Islands, West New Britain, Papua New Guinea

Tony Wu / Wire coral goby (Bryaninops yongei) Lembeh Strait, North Sulawesi, Indonesia

Alex Mustard / Wire coral goby (Bryaninops youngei) on yellow wire coral (Cirripathes anguina) The Alternatives, Sha'ab Mahmood, Sinai, Egypt. Red Sea.

Alex Mustard / Wire coral goby (Bryaninops youngei) on Yellow wire coral (Cirripathes anguina) The Alternatives, Sha'ab Mahmood, Sinai, Egypt. Red Sea.

Franco Banfi / Wire coral goby (Bryaninops yongei) on wire coral, Maldives, Indian Ocean

David Fleetham / Wire coral goby (Bryaninops yongei) resting with eggs on Wire coral (Cirrhipathes), Hawaii, Pacific Ocean.