Shorefishes of the Eastern Pacific online information system

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Species: Micropogonias megalops, Bigeye croaker, Gulf croaker

All Families:   All Genera:   All Species:

eye large
D: front low; 27-29
chin: 3 pairs barbels
preoperculum - 2 spines at angle

Micropogonias megalops (Gilbert, 1890)

Gulf croaker, Bigeye croaker

Body elongate, moderately compressed; prominent snout; eye relatively large, its width 21-25% of head length; mouth small, under snout, lips thin; teeth simple, no canines, outer row teeth of upper jaw slightly enlarged; 3 inconspicuous barbels along inner side of lower jaw;  margin of preopercle strongly serrated, 2 spines at the angle; gill rakers 23-27; dorsal rays X + I, 27-29,  first dorsal just short of origin of second dorsal fin when depressed; anal rays II, 7-8, 2nd  spine robust, ~ ¾ length of 1st  anal ray; tail margin S shaped; scales large, rough on body and nape, smooth on breast and cheek; pored lateral-line scales 49-53; soft dorsal and anal fins without scales.

Silvery with slight golden hue; scale rows above lateral line with faint brownish oblique streaks; fins yellowish.

Size: reaches at least 40 cm.

Inhabits coastal waters.

Depth: 1-30 m?

The Gulf of California to central Mexico.

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  • Brackish
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom + water column
  • Near Bottom
  • Bottom
  • Water column
  • Soft bottom only
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
  • Estuary
FishBase Habitat
  • Bentho-Pelagic
Feeding Group
  • Carnivore
  • No Data
  • Mobile benthic worms
  • Mobile benthic gastropods/bivalves
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • No Data
Egg Type
  • Pelagic
  • Pelagic larva
  • No data
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • All species
  • East Pacific endemic
Regional Endemism
  • All species
  • Continental TEP endemic
  • Cortez province endemic
  • Continent
  • TEP endemic
  • Continent only
  • Resident
Climate Zone
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
  • North Temperate (Californian Province &/or Northern Gulf of California)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 40
Depth Range Min
  • 1
Depth Range Max
  • 30