Grey/brown color with dark dorsal fin, anal fin and outer edges of the tail, the inner part of the tail is whitish. In the mating season, the males take on a slightly purple color to attract females.
Unevaluated by the IUCN Red list.
Eastern Atlantic: including the Azores, Madeira, and the Canary Islands; also reported from west Africa between Senegal and Pointe Noire, Congo. Adults inhabit rocky reefs and sand-weed areas, in a depth range of 5-45 meters.
Oviparous, distinct pairing during breeding. The males clear a patch on the rocky bottom for the females to deposit their eggs on. Eggs are demersal and adhere to the substrate. Males guard and aerate the eggs
Up to 12cm.
It feeds on zooplankton.