Also known as Banded Damselfish, Hawaiian Sergeant, Hawaiian Sergeant Damselfish, Hawaiian Sergeant Major, Hawaiian Sergeantfish, Sergeant, Sergeant Major.
Found in schools over rocky bottoms in quiet pools of in-shore and off-shore reefs.
They feed on algae and zooplankton.
Juveniles often found in surge pools.
Length - 30cm
Depth - 1-50cm
Widespread Eastern Central Pacific
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. Ref: https://www.fishbase.se/summary/Abudefduf-abdominalis.html