The Saddleback Wrasse (Thalassoma bifasciatum), also known as the Bluehead Wrasse, is a vibrant Western Atlantic marine fish belonging to the family Labridae.

Distribution and Habitat

Western Atlantic from Florida to Brazil including the Caribbean, abundant in shallow coral reefs and patch reefs.

Physical Description

Color varies with age and sex, as terminal males develop a dark saddle and bright green and yellow colors behind a distinctive blue head.

Diet and Feeding

Carnivorous, feeds on small crustaceans and zooplankton, eagerly eating mysis, brine shrimp, and flake food in captivity.

Behavior and Reproduction

Protogynous hermaphrodites with haremic spawning behavior, forming dynamic social hierarchies in the wild.

Aquarium Care

Requires 55+ gallons and is peaceful compared to Indo-Pacific relatives, making it good for large marine community tanks.

Conservation Status

Classified as Least Concern by the IUCN Red List.