Klunzinger's wrasse

Klunzinger's wrasse (Thalassoma rueppellii), also known as Rüppell's wrasse, is a species of ray-finned fish, a wrasse from the family Labridae which is endemic to the Red Sea. It inhabits the margins and seaward slopes of reefs at depths from 1 to 30 m. It can reach  20 cm in total length. This species can be found in the aquarium trade.