Ptereleotris evides, the Blackfin dartfish, is a species of dartfish native to the Indian Ocean and the western Pacific Ocean. It is a reef inhabitant and can be found at depths of from 2 to 15 metres (6.6 to 49.2 ft). This species can reach a length of 14 centimetres (5.5 in) TL. It can also be found in the aquarium trade.