Western gregory


  • A shy species and usually swims away from divers.
  • Feeds on algae. In Japan, this species has been reported to maintain a 6 m2 multi-species algal farm for feeding.


  • Adults:
    • Body brown to black.
    • May have a visible black spot on anterior part of dorsal fin.
  • Juveniles:
    • Body yellow.
    • A black spot with blue margin on anterior part of dorsal fin.

Common Name: Western gregory

Family Common Name: Damselfishes

Scientific Name: Stegastes obreptus___(Whitley, 1948)

Maximum Length: 12 cm (Standard Length)