Fire Dartfish - Nemateleotris magnifica

"Nemateleotris magnifica", the Fire Goby, Fire Fish, Fire Dartfish, or Red Fire Goby is a species of dartfish native to the Indian and Pacific oceans from the eastern coast of Africa to the Hawaiian Islands and from the Austral Islands north to the Ryukyu Islands. It is an inhabitant of reefs where it can be found at depths of from 6 to 70 metres.