Cocoa Damselfish

Found singly or in pairs, close to coral bommie's, of fringing inshore and offshore reefs, rich in algae growth.
Juveniles are aggressively territorial.
Western Atlantic - Brazil

Damselfish are egg layers.
First they clear a site ready for a nest, then engage in a mating dance with rapid swimming and fin movements, during this time the males will often turn a shade or two darker and may display white blotches. Spawning occurs at dawn.