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Species: Pomadasys schyrii, Smalleye grunt

All Families:   All Genera:   All Species:

deep body
operculum - dark blotch
D XII
soft D & A - membranes not scaled
LL 47
6 oblique rows scales LL to D origin
pectoral long
A 2nd spine large

Pomadasys schyrii (Steindachner, 1900)

Smalleye grunt

Body oblong, strongly compressed; back high and narrow; head deep, compressed; forehead profile ~ oblique; mouth short, barely reaching under front of eye, inside not red, lips thin; chin with 2 pores at front and 2 inside hole behind, plus a longitudinal groove; vertical edge of preopercle serrated, those at angle further apart and larger; dorsal fin XII, 12-13, 4th spine longest, moderately notched; anal III, 7, second spine long, robust and curved, reaches ends of longest anal rays, 57% of head length; pectoral fins very long, reaching to level of anus; no scales on membrane between soft dorsal and anal rays; 47 pored lateral line scales; 6 oblique rows of scales between lateral line and origin of dorsal fin.

Overall silvery; a blue-black blotch on the upper operculum; faint dark bars at nape and before dorsal fin.

Maximum size, 22 cm.

Habitat: coastal seas on sandy or muddy bottoms, entering brackish estuaries and river mouths.

Depth: ~ 20 m.

Colombia to northern Peru.

Very similar to P. Macracanthus.


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Salinity
  • Marine
  • Brackish
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom + water column
  • Near Bottom
Habitat
  • Mud
  • Soft bottom only
  • Water column
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
Diet
  • No Data
  • Mobile benthic gastropods/bivalves
  • Mobile benthic worms
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Pelagic
  • No data
  • Pelagic larva
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • Continent only
  • All species
  • Panamic province endemic
  • Continent
  • Continental TEP endemic
  • TEP endemic
Residency
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Data deficient
  • Listed
CITES
  • Not listed
Length Max
  • 22
Depth Range Min
  • 0
Depth Range Max
  • 20