Shorefishes of the Eastern Pacific online information system

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Species: Mycteroperca rosacea, Leopard grouper

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brown spots + dark saddles + pale vertical lines
rare gold morph
D: 3rd spine longest
C border regular

Mycteroperca rosacea (Streets, 1877)

Leopard grouper

Body elongate, robust, compressed, depth at dorsal origin not greater than at anal origin; body deepest at anal fin origin; snout much longer than eye; lower jaw projecting; rear of top jaw exposed when mouth closed, without accessory bone above it; teeth depressible; canines at front of jaws; corner of preopercle with weak serrated lobe; gill rakers 37-43 (usually 39-40); dorsal rays XI,16-18 (usually 17), 3rd  spine longest; anal rays III,10-11; pectoral rays 15-17 (usually 16); tail fin of adults with straight rear margin; scales in longitudinal series above lateral line 110-130.
Small juveniles light tan to nearly whitish with relatively widely-spaced small brown spots; spotting becomes denser in adults which have a greenish to grey-brown ground color; on the upper half there is often a series of irregular dark saddles with narrow whitish streaks between them; occasional (about 1% of population) individuals are overall golden yellow, sometimes with a few small patches of dark pigment.
Size: to 100 cm and 12.2 Kg.
Inhabits rocky reefs.
Depth: 1-100 m.
Southern Baja and the Gulf of California; Guadalupe, Alijos Rocks.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
  • Rocks
  • Reef only
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Bony fishes
  • Data
Egg Type
  • No data
  • Pelagic
  • Pelagic larva
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • Continental TEP endemic
  • Continent only
  • TEP endemic
  • All species
  • Continent
  • Cortez + Mexican provinces endemic
  • Resident
Climate Zone
  • North Temperate (Californian Province &/or Northern Gulf of California)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 100
Depth Range Min
  • 1
Depth Range Max
  • 100