Description

Also known as Threeline Damselfish.

Found singly, or in pairs, over very shallow, rocky inshore areas, of coral reefs.
They feed on benthic algae and zooplankton.
Length - 10cm
Depth - 0-4m
Widespread Western Indian Ocean

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/Pomacentrus-trilineatus.html