Shorefishes of the Eastern Pacific online information system

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Species: Ophioscion imiceps, Blinkard croaker, Smallmouth croaker

All Families:   All Genera:   All Species:

mouth ends under pupil
C: angular point
preopercle: 8-10 spines
pectoral 16-17
A: 8; 2nd spine long

Ophioscion imiceps (Jordan & Gilbert, 1882)

Blinkard croaker, Smallmouth croaker

Body elongate, more or less compressed; head low and short, cavernous but firm to touch on top; eye 4.2-4.5 in head length; snout bulbous, projecting well in front of upper jaw; mouth small, horizontal, ends under pupil; teeth simple in bands, those in outer row of upper jaw slightly enlarged; snout with 8-12 pores; chin with 5 pores, without barbels; gill rakers short (< ½ length of gill filaments at angle of arch), 19-22; margin of preopercle with 8-10 spines, strong at angle; dorsal fin continuous but deeply notched, XI + I, 25-26; anal rays II, 8, 2nd  spine long, at least 80% of 1st ray pectoral 16-17 rays; tail margin with blunt central point; scales on body and all or most of head rough; soft dorsal and anal with a scaly sheath; pored lateral-line scales 47-49.

Color dull brownish with silvery reflections; fins dusky brown.

Size: to about 25 cm.

Inhabits sand bottoms of bays.

Depth: 1-20 m.

Southern Mexico to Colombia.

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  • Marine
  • Brackish
  • Inshore Only
  • Inshore
Water Column Position
  • Near Bottom
  • Bottom
  • Bottom + water column
  • Beach
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
  • Soft bottom only
  • Water column
  • Estuary
FishBase Habitat
  • Demersal
Feeding Group
  • Data
  • Carnivore
  • Mobile benthic worms
  • No Data
  • Mobile benthic gastropods/bivalves
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Pelagic larva
  • Pelagic
  • No data
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
  • All species
Regional Endemism
  • Continent
  • Continental TEP endemic
  • Continent only
  • TEP endemic
  • Mexican + Panamic provinces endemic
  • All species
  • Resident
Climate Zone
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 25
Depth Range Min
  • 1
Depth Range Max
  • 20