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Photo of a Yellowfin Grouper

Species profile

Yellowfin Grouper

Mycteroperca venenosa

Bony fishIUCN: Near Threatened164 iNat observations

At a glance

Yellowfin Grouper (Mycteroperca venenosa) is an IUCN Near Threatened bony-fish species regulated in 3 of 66 jurisdictions tracked by CatchRules across the U.S. and Canada.

The strictest bag limit is 3 (Florida); the most generous is 4 (Florida).

Across 3 jurisdictions with stated minimum sizes, the average minimum is 20.0 in (≈ 1 ft 8 in).

Confirmed by 2 research-grade iNaturalist observations, concentrated in Florida.

Notable details

  • Named for the bright yellow margins lining the edges of its pectoral fins.
  • Large individuals can accumulate ciguatoxin, causing serious ciguatera fish poisoning if eaten.
  • Can grow to over 3 feet and weigh more than 30 pounds.
  • Starts life as female and may later transition to male as it ages.
  • Inhabits coral reefs throughout the Caribbean and western Atlantic, often near steep drop-offs.

Background

The yellowfin grouper (Mycteroperca venenosa) is a coral reef fish native to the western Atlantic Ocean, the Caribbean Sea, and the Gulf of Mexico. It is generally a denizen of the deeper reef areas, but it may venture into shallower waters, especially during the cooler seasons.

Background excerpt adapted from Wikipedia's Yellowfin Grouper article (CC BY-SA). Visit Wikipedia for the full entry.

Photo credit: iNaturalist / Wikipedia. Identification reference only — verify regulations with the issuing wildlife agency before retaining a catch.