Adults inhabit rocky inshore reefs exposed to wave action and currents. Primarily herbivorous but occasionally takes a baited hook . Oviparous, distinct pairing during breeding . Eggs are deposited in crevices among the rocks in areas of strong current, usually in the lee of the current . Males guard and aerate the eggs .
Dorsal spines (total): 12; Dorsal soft rays (total): 15 - 16; Anal spines: 2; Anal soft rays: 13 - 14. Head with a prominent hump.: short and / or deep; Cross section: compressed.
Behavioural data for Bumphead damselfish is currently being reviewed.
Diet information for Bumphead damselfish is currently being compiled.
Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .
Marine; reef-associated; non-migratory; depth range 3 - 8 m . Tropical; 32°N - 5°S central Gulf of California to Ecuador, including the Revillagigedo, Cocos and Galapagos Islands.
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