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Species: Ogilbia mccoskeri, McCosker's Brotula

All Families:   All Genera:   All Species:

D 80-96
A 63-69
cheek: 4-6 scale rows
opercle spine: 1 sharp point
pelvic short
male pseudoclaspers: 1, stick-like

Ogilbia mccoskeri Møller, Schwarzhans & Nielsen, 2005

McCosker's Brotula

Head large, deep; narrow (<7% of SL) between small eyes; front nostril is immediately above the top lip; body elongate, compressed, slender, decreasing to slender tail base; preopercle with 3 pores at lower rear corner; opercle with 1 flat spine with 1 sharp point at upper angle; 2-4 long gill rakers; top jaw bone expanded vertically at rear, with a knob at lower rear corner; jaw teeth pointed, in bands; no central tooth patch at bottom of gill arches; dorsal fin 80-86; anal fin 63-69; each pelvic fin consists of 1 short filament, inserted under edge of gill cover; pectoral fin <16% of SL; dorsal and anal fins separate from tail; lateral line indistinct, continuous, complete; scales small, imbedded, covering body, none on operculum, in 4-6 rows on upper cheek; male sex organ with 1 pair of stick-like pseudoclaspers.

Preserved fish brown.

Reaches 7.2 cm.

Coral reefs.

Depth range: 0-5 m.

The SW Caribbean.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Reef only
  • Corals
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • Data
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Data
  • Live birth
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Caribbean endemic
  • Continent
  • Continent only
  • GC endemic
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Data deficient
  • Listed
  • Not listed
Length Max
  • 7.2
Depth Range Min
  • 0
Depth Range Max
  • 5