Description

Also known as Black Damselfish, Humbug Damsel, Humbug, Yellowtail Damselfish, Yellowtail Dascyllus.

Found in harems, close to anemones and coral heads, over rocky areas, of lagoons and coral reefs.
They feed on zooplankton.
Length - 12cm
Depth - 3-40m
Widespread Pacific 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/Dascyllus-flavicaudus.html