Shorefishes of the Eastern Pacific online information system

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Species: Epinephelus cifuentesi, Northern grouper, Olive grouper

All Families:   All Genera:   All Species:

D: XI, 2nd spine longest, much longer than 1st
juvenile - no white spots
front & rear nostrils ~ same size
gill rakers 9-11 + 17-20

Epinephelus cifuentesi Lavenberg & Grove, in Heemstra & Randall, 1993

Olive grouper, Northern grouper

Body robust, compressed; end of top jaw exposed; 9-11 + 17-20 gill rakers; operculum edge with 3 flat spines; rear nostril at most only slightly larger than front nostril; preoperculum without spines; 1 dorsal fin with XI spines, 2nd spine longest, much longer than 1st spine, membranes notched between spines, 14-16 rays; anal fin with III spines, 9 rays; pectorals 17-19 rays; lateral line complete, ending at tail base, smoothly arched; scales rough, relatively small, 131-144 on lateral line.

Pale grey-brown with intense green iridescence on body; fins darker, pectoral with intense blue iridescence; membranes between first 5 spines black; margins of pectoral and anal fins cream; juveniles grey-brown with dark line above top jaw.

Size: 100 cm.

Habitat: rocky reef.

Depth: 40-135 m.

The tip of Baja; southern Mexico to Ecuador; the Galapagos, Malpelo, Cocos, Revillagigedos, Alijos rocks.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom only
  • Bottom
  • Reef only
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef (rock/coral/oyster)
  • Rocks
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • No Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Bony fishes
  • Octopus/squid/cuttlefish
  • No Data
Egg Type
  • Pelagic larva
  • No data
  • Pelagic
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
  • All species
Regional Endemism
  • All species
  • Island (s)
  • Continent + Island (s)
  • TEP endemic
  • Continent
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • North Temperate (Californian Province &/or Northern Gulf of California)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
IUCN Red List
  • Near threatened
  • Listed
  • Not listed
Depth Range Max
  • 135
Depth Range Min
  • 40
Length Max
  • 100