Ptereleotris heteroptera (Bleeker 1855)

Ptereleotris heteroptera is not the primary subject of the video clip; the primary subject is Amblyeleotris wheeleri (Gorgeous shrimpgoby). South Pacific Ocean, Duration 35 seconds

South Pacific Ocean, Schooling, Duration 16 seconds

South Pacific Ocean, Duration 27 seconds

Coral Sea, Duration 4 seconds

South Pacific Ocean, Duration 16 seconds