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Species: Gastropsetta frontalis, Shrimp flounder

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top head profile convex
D origin well forward, front rays longer
3 ocelli: 2 above, 1 below
eye-side pelvic longer
eye-side scales smooth
LL arched

Gastropsetta frontalis Bean, 1895

Shrimp flounder

Body deep; eyes on left side; upper margin of head smoothly convex; teeth small, conical, 1 row on jaws, equally developed on blind and eyed sides; gill rakers short and thick, 3-6+6-9; origin of dorsal fin well before upper eye, between it and lower eye; dorsal rays 58-65, front rays elongated;  anal fin 46-53 rays; pectoral fins on both sides of body, with branched rays, fin larger on eye side; pelvic fins symmetrically positioned on belly, short bases, eye-side fin about twice as long as blind side fin, base of neither fin on body midline; urinary papilla on eyed-side, anus on blind side; lateral line well developed on both sides, strongly arched over pectoral fin, with branch under lower eye; scales smooth and imbedded on eye side;  95-112 on lateral line.

Brown with 3 ocelli on eye-side, one near top edge of body above pectoral, a pair on midbody on either side of lateral line; several dark lines between eyes.

Reaches 25 cm.

Depth range: 35-212 m.

N Carolina to S Caribbean.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Sand & gravel
  • Mud
  • Soft bottom only
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • Data
  • Bony fishes
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Data
  • Pelagic larva
  • Pelagic
Global Endemism
  • West Atlantic Endemic
  • All species.
  • Greater Caribbean endemic
Regional Endemism
  • Extends North of GC
  • All species..
  • Island (s)
  • GC endemic
  • Continent
  • Continent + Island (s)
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 25
Depth Range Min
  • 35
Depth Range Max
  • 212