Shorefishes of the Eastern Pacific online information system

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Species: Cephalopholis panamensis, Pacific graysby, Panama graysby, Panamic graysby

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dark blotch behind eye
body - ~ 10 thin dark bars
juv: blue-gy, green nape
D IX, 14
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This Species (3) This Genus (2) Similar Species (2)

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Cephalopholis panamensis (Steindachner, 1877)

Panama graysby, Panamic graysby, Pacific graysby

Robust oblong body; snout much longer than eye;  convex between the eyes; most of teeth movable; top jaw base with knob at rear; preopercle rounded, finely serrated, no spines or notch; rakers on first gill arch 16-19; dorsal fin IX, 14, membranes deeply notched between spines; anal rays III, 8; pectoral rays 17-18; pectoral fin symmetrically rounded, a scaly flap of skin joining upper part of inner side of pectoral base to body; tail base slender, its height < ½ body height; tail fin rounded; flank scales rough; body scales small.  

Adult: Body pale grey-brown with ~ 9 dark bars across entire depth of body; head dark, with oblique pale bands and network of blue and orange spots, a large dark patch immediately behind eye; spinous dorsal fin pale with dark spines, soft dorsal dark, with pale line along base; tail and anal fins dark. Juvenile: body medium blue grey; lower head pale blue grey with orange spots and lines; nape, front of back, and spinous dorsal fin green;  soft dorsal blue grey; tail fin blue grey with black border.

Size: grows to 36 cm.

Habitat: perhaps the most abundant grouper in the region, inhabits rocky shores.

Depth: 1-75 m.

Gulf of California to northern Peru, including the Revillagigedos, Galapagos, Cocos and Malpelo.

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Species Data Create Report Export as Word File Export as Excel File
Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom only
  • Bottom
Habitat
  • Reef only
  • Reef associated (reef + edges-water column & soft bottom)
  • Corals
  • Rocks
  • Reef (rock/coral/oyster)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Data
  • Carnivore
Diet
  • Data
  • Bony fishes
  • Octopus/squid/cuttlefish
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Pelagic larva
  • Pelagic
  • No data
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • All species
  • East Pacific endemic
Regional Endemism
  • Continent + Island (s)
  • All species
  • Island (s)
  • Continent
  • TEP endemic
Residency
  • Resident
Climate Zone
  • North Temperate (Californian Province &/or Northern Gulf of California)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
  • South Temperate (Peruvian Province )
IUCN Red List
  • Least concern
  • Listed
CITES
  • Not listed
Length Max
  • 36
Depth Range Min
  • 1
Depth Range Max
  • 75