Longfin grouper

Characteristics

  • Recorded singly.
  • Feeds on small fishes, crabs, shrimps and worms.
  • Can change sex from female to male.
  • Females become sexually mature when reaching 19 cm (Standard Length).
  • In Hong Kong, breeding seasons are from May to September.
  • Recorded in Hong Kong waters to live to at least 14 years.
  • Reported in the 1960s to be one of the most common groupers in shallow and intertidal eastern waters of Hong Kong.

Description

  • Body covered with brown hexagonal to round patterns.
  • Patterns on the tail are of a similar size to the patterns on the body, distinguishable from the Honeycomb grouper on which patterns are smaller on the tail than on the body.
  • Two dark brown bands visible beneath pectoral fin bases, readily distinguishes from the Honeycomb grouper, which has spots instead of bands.

Common Name: Longfin grouper

Family Common Name: Groupers

Scientific Name: Epinephelus quoyanus___(Valenciennes, 1830)

Maximum Length: 40 cm (Total Length)

ne
dd
lc
nt
vu
en
cr
ex
未評估
Not Evaluated (ne)
數據缺乏
Data Deficient (dd)
無危
Least Concern (lc)
近危
Near Threatened (nt)
易危
Vulnerable (vu)
瀕危
Endangered (en)
極危
Critically Endangered (cr)
絕滅
Extinct (ex)
Longfin grouper