David Hall / Arcfin shrimpgoby (Amblyeleotris arcupinna) and Snapping shrimp (Alpheus sp), blind shrimp maintaining contact with goby via antenna. Mutualism with shrimp maintaining burrow and goby acting as lookou...

David Hall / Shrimpgoby (Amblyeleotris arcupinna). Pantar, Alor Archipelago, Indonesia.

Pete Oxford / Arcfin Shrimpgoby (Amblyeleotris arcupinna), Banda Sea, Indonesia