Also known as Marquesan Sergeant-Major, Sergeant, Sergeant-Major.
Found in small schools over rocky shores of shallow lagoons and coastal reefs.
They feed on algae, small invertebrates and zooplankton.
Length - 13cm
Depth - 0-12m
Eastern Central Pacific - Marquesas Islands
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/55476