Redmouth grouper
  • Aethaloperca rogaa
  • English Name : Redmouth grouper
  • Local Name : Ginimas faana
  • Size : Max. 60 cm
  • Family : Order : Specimen :
  • SERRANIDAE Perciformes MRS/0109/87
  • Distinctive Characters: Dorsal fin with 9 spines and 17-18 rays. Anal with 3 spines and 8-9 rays. Pectoral fin with 17-19 rays. Fifth or sixth pectoral ray longest. Body depth 2.1-2.4 in standard length. Body deep and compressed. Dorsal profile of head steep. Caudal fin truncate.
  • Colour: Uniformly dark brown. Inside of mouth and gill cavity scarlet. Junveniles have a white border to the caudal fin, adults may have a broad white band across the belly and half way up the side.
  • Habitat and Biology: Demersal, prefers well developed coral reefs in depths of 3-60 m. Usually seen in or near caves or holes in the reef. Feeds on small fishes and crustaceans.
  • Distribution: Indo-West Pacific.
  • Remarks: Aethaloperca rogaa is a moderately common fish, which normally occurs singly along the reefs. Often associated with schools of baitfish sheltering in caves. It can be taken by handlines, but is a rather slow biter. A well-regarded table fish.