Potato grouper


  • Feeds on fishes and invertebrates.
  • Maximum recorded age is 26 years old.
  • Females first mature after reaching 90 cm (Standard length).
  • Hong Kong is not within the known natural distribution range of the Potato grouper and individuals may have been introduced to local waters by fish-release or escape from maricultures, raising concerns for their potential impacts on the local ecology.


  • Body pale brownish grey, with several large dark brown to black blotches.
  • Head with dark brown dots and stirpes radiate from eyes.
  • Large adults may be entirely black.

Common Name: Potato grouper

Family Common Name: Groupers

Scientific Name: Epinephelus tukula___(Morgans, 1959)

Maximum Length: 200 cm (Total Length)