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halfmoon grouper (Epinephelus rivulatus)
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halfmoon grouper (Epinephelus rivulatus) specimen
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Epinephelidae

halfmoon grouper

Epinephelus rivulatus

Fish Reaching Forty Five Centimeters in the Red Sea

  • Cross-climate
  • Temperate
  • Tropical
  • Transcontinental
  • Marine fish
  • Pacific Ocean
  • Africa
  • Oceania
  • Fusiform
  • Compressed cross-section
  • Medium
  • Tropical fish

Epinephelus rivulatus, the halfmoon grouper, halfmoon rockcod, Chinaman rockcod, Charlie court cod, green-finned rock cod, or white-dotted grouper, is a species of marine ray-finned fish, a grouper from the subfamily Epinephelinae which is part of the family Serranidae, which also includes the anthias and sea basses. It is found in the Indo-Pacific region.

Maximum length
45 cm
Water
Marine
Body shape
fusiform
Distribution
Indo-West Pacific: East Africa to the western Pacific, southward into temperate waters of South Africa, Australia, and New Zealand. Not known from the Red Sea or Persian Gulf.
Conservation status
LCLeast Concern

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