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Species: Myripristis jacobus, Blackbar Soldierfish

All Families:   All Genera:   All Species:

red + black shoulder bar
D X + I
preoperculum crescentic
operculum & preoperculum - no large spine
A 12-13

Myripristis jacobus Cuvier in Cuvier & Valenciennes, 1829

Blackbar Soldierfish

Body ovate, deep; mouth moderately large, oblique; snout blunt, forehead convex; eye very large; no spine at corner of preopercle, which has a concave edge; opercle with one short spine, inner ridge of opercle and other head bones serrated; dorsal fin with X + I, 12-15, continuous but deeply notched between last 2 spines; anal with IV spines, 3rd spine stoutest, it or 4th longest, 12-13 rays; pelvics I, 7; tail forked; scales large, very rough; lateral line scales 33-37.

Red; a black bar that extends down the membrane at edge of gill cover to the upper pectoral axil; a black bar through the eye; all fins except the pectorals with white tips.

Size: attains 25 cm.

Habitat: reef habitats.

Depth: 1-210 m.

East, west and south Atlantic; North Carolina to Brazil.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Reef only
  • Rocks
  • Sea anemones
  • Corals
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • Data
  • Planktivore
  • Data
  • Zooplankton
  • Mobile benthic crustacea (shrimps/crabs)
  • Pelagic fish larvae
Egg Type
  • Data
  • Pelagic
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean non-endemic
  • Transatlantic (East+West Atlantic)
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
  • 1
Depth Range Max
  • 210