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Species: Ogilbia species A, Blue Brotula

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dark blue
D 94
A 70
cheek scales: narrow patch
opercle spine: 2 points
pelvic short

Ogilbia species A

Blue Brotula

Head large, deep; narrow (<7% of SL) between small eyes; front nostril is immediately above the top lip; head pores small; body elongate, compressed, decreasing to slender tail base; preopercle with 3 pores at lower rear corner; opercle with 1 flat spine with 2 points 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 94; anal fin 70; each pelvic fin consists of 1 short filament, inserted under edge of gill cover; dorsal and anal fins separate from tail; lateral line indistinct, continuous, complete; scales small, imbedded, covering body, none on operculum, a narrow patch of scales on cheek.

Preserved fish metallic dark blue.

Reaches 7 cm.

Coral reefs.

Depth: ~5 m.

Known from a single specimen collected at Toro reef, near the entrance to the Panama Canal (see Moller et al, 2005).

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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
  • Continent
  • Continent only
  • GC endemic
  • Gulf of Mexico endemic
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Not evaluated / Listed
  • Not listed
Length Max
  • 7
Depth Range Min
  • 5
Depth Range Max
  • 5