Shorefishes of the Greater Caribbean online information system

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Species: Prionotus roseus, Bluespotted Searobin

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D1 central spot
pectoral: rounded, passes A base, blue spots/dark ocelli, lower edge brown

Prionotus roseus Jordan & Evermann, 1887

Bluespotted Searobin

Head short deep, robust; no cirri over nostrils or eyes; snout short, mouth short, opens slightly under snout, lower jaw not projecting; dorsal rays X, 12; anal rays 10; pectoral fin with rounded rear edge, 13-14 joined rays, reaches past anal fin base, with 3 enlarged, free rays at bottom of fin, upper free ray short, not reaching end of pelvic fin; body scaled; membrane above opercular spine with scales; nape with scales.

Body greenish grey-brown, with darker, sometimes reddish eye-sized spots; underside of head red; membranes under throat white to red; pectoral fin with 4 rows of numerous bright blue &/or dark ocellated spots, lower edge dark (not blue), upper 3-4 rays barred; spot on spiny dorsal fin not ocellated; anal fin white or with black pepper dots at rear; tail fin with 2 broad dark bars; pelvics orangish near base.

Size: reaches 20 cm.

Habitat: mud-sand bottoms.

Depth: 9-262 m, usually 27-91 m.

N Carolina to Brazil.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Sand & gravel
  • Soft bottom only
  • Mud
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • Data
  • Data
  • Bony fishes
  • 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
  • 20
Depth Range Min
  • 9
Depth Range Max
  • 262