(Gramma melacara)
Gramma melacara, the blackcap basslet or blackcap gramma, is a species of fish inhabiting reefs in the tropical western Atlantic Ocean. This species prefers vertical surfaces with crevices in which it can hide. It can be found at depths of from 10 to 180 metres (33 to 591 ft) (usually between 20 and 60 metres (66 and 197 ft)). This species can also be found in the aquarium trade.