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Species: Bothus robinsi, Twospot Flounder

All Families:   All Genera:   All Species:

body deep
eyes large
D 78-90; A 59-68
C 2 spots, 1 behind other
LL arched, 70-71

Bothus robinsi Topp & Hoff, 1972

Twospot Flounder

Body a deep oval, its depth 65-76% of SL; front profile with distinct notch before lower eye; space between eyes flat and much wider than eye (especially in male), lower eye well before upper, front edge of upper over rear edge of lower; eye diameter >23% of head length and longer than snout; eyes with poorly developed tentacles in adult; mouth small, ends under front of eye; teeth small, on both sides of both jaws; 5-9 lower gill rakers; dorsal rays 78-90; anal rays 59-68; pectoral rays not branched, eye-side fin 8-11, upper rays elongate in male; eye-side pelvic fin with origin under lower eye, with much longer base, situated on body midline, its origin before that of blind-side fin; lateral-line scales 70-71; lateral line on eye side only, strongly arched above the pectoral, no branch under lower eye.

Dark brown, with scattered, indistinct tan to brown rosettes; a large dark blotch on mid body; tail fin with 2 central spots, one behind the other

Size: reaches 25 cm.

Habitat: sand and mud bottoms.

Depth: 3-100 m.

North Carolina to Brazil.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
  • Mud
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Demersal
  • Reef Associated
Feeding Group
  • Carnivore
  • Data
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic gastropods/bivalves
  • Mobile benthic worms
  • Octopus/squid/cuttlefish
Egg Type
  • Data
  • Pelagic
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • Also in Brazil
  • Continent
  • Continent + Island (s)
  • Extends N + S of GC
  • Extends North of GC
  • Extends South of GC
  • GC non-endemic
  • Island (s)
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 25
Depth Range Min
  • 3
Depth Range Max
  • 100