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Species: Isopisthus parvipinnis, Shortfin corvina

All Families:   All Genera:   All Species:

elongate
D: space between 2 parts
front top jaws: 2 large, curved canines
preoperculum finely serrated
A II (small), 16-20

Isopisthus parvipinnis (Cuvier in Cuvier & Valenciennes, 1830)

Shortfin corvina

Body elongate, very compressed; eye large; mouth large, strongly oblique, lower jaw strongly projecting; chin without barbells and pores, lower edge of snout with 2 pores; tip of top jaw with a pair of large, curved canine teeth; gill rakers 9-12, longer than gill filaments; preopercle weakly serrated; top corner of gill opening notched; dorsal fin divided in two separate parts, with a gap between them, VII-VIII + I,18-22; anal fin with II short spines, base long, about equal to that of base of soft dorsal, 16-20 soft rays; pectoral rays 17-18; caudal fin with straight edge in adults; scales smooth and small; soft dorsal and anal fins entirely scaled; pored lateral-line scales 52-57; the lateral line extends to the center of the end of the tail fin.

Color silver, bluish grey on upper back; a diffuse black spot at base of pectorals; fins pale to yellowish.

Size: to 30 cm.

Inhabits coastal sand and mud bottoms, and lower parts of estuaries.

Depth: 2-45 m.

Honduras to southern Brazil.


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Salinity
  • Marine
  • Brackish
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
Habitat
  • Estuary
  • Sand & gravel
  • Mud
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • Data
Diet
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Pelagic
  • Pelagic larva
  • Data
Global Endemism
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • Continent
  • Continent only
  • Extends South of GC
  • Also in Brazil
  • GC non-endemic
Residency
  • Resident
Climate Zone
  • Tropical (10-23N, Nicaragua / Cuba)
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Not evaluated / Listed
CITES
  • Not listed
Length Max
  • 30
Depth Range Min
  • 2
Depth Range Max
  • 45