Shorefishes of the Greater Caribbean online information system

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Species: Diplectrum radiale, Aquavina sand perch, the Aquavina

All Families:   All Genera:   All Species:

eye small
upper body: 2 thin dark stripes
D orange border & base, D & A: orange spots
C base: dark oval spot
pelvics & A yellow
preopercular spur rectangular, 1 spine cluster
operculum: dark blotch
pectoral 16-18
LL 50-52

Diplectrum radiale (Quoy & Gaimard, 1824)


Body elongate, moderately compressed; eye small; rear of top jaw exposed when mouth closed; teeth fixed, not depressible; angle of preopercle with rectangular bony spur supporting 1 cluster of radiating spines; dorsal fairly low, X spines, 11-13 rays; anal fin III, 6-8; pectoral 16-18; pelvics inserted under or a little before pectorals; tail fin moderately forked; scales moderately small, rough; snout and between eyes scaleless; 50-52 lateral scales; 9-10 rows of scales between eye and lower corner of preoperculum.

Pale grey brown; operculum with a dark blotch; body with 2 sets of thin dark stripes above midline; usually a dark oval spot on tail fin base; dorsal fin clear, with orange border and base, soft dorsal and anal with small orange spots; pectoral rays orange; pelvics and anal fin yellow.

Reaches 26 cm.

Inshore seagrass flats and sand and rubble bottoms.

Depth range: 10-80 m, usually below 20 m.

Colombia to Brazil; Dominica.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Sand & gravel
  • Soft bottom only
  • Submerged vegetation
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef (rock/coral/oyster)
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Reef Associated
  • Demersal
Feeding Group
  • Carnivore
  • Data
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Bony fishes
Egg Type
  • Data
  • Pelagic
  • Pelagic larva
Global Endemism
  • All species.
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • Continent + Island (s)
  • Continent
  • GC non-endemic
  • Island (s)
  • Also in Brazil
  • Continental primarily
  • All species..
  • Extends South of GC
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 26
Depth Range Min
  • 10
Depth Range Max
  • 80