Habitat: Marine, demersal, inhabits rocky and coral reefs. Distribution: Carenero Island Natural History Notes: Territorial; solitary; feeds predomiantly on shrimp. Depth: 3 - 15m Characteristics: Dark brown to blue upper body. Dorsal fin yellow-brown and lightening towards the rear. Other fins yellow. Head has both a blue tint and striking blue markings. Tail saddle can be darkened. Lenght 3 - 4.5in., max. 5in.