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Ogilbia galapagosensis (Poll and LeLeup, 1965)
GALAPAGOS CUSKEEL
Galapagos brotula

Life   Vertebrata   Fish   Bythitidae   Ogilbia

Ogilbia galapagosensis
© Copyright Photographer/SFTEP, 2002 · 0
Ogilbia galapagosensis

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Ogilbia galapagosensis
© Copyright Photographer/SFTEP, 2002 · 0
Ogilbia galapagosensis
español

Overview
Main identification features
  • head deep, angular
  • pinkish
  • tail fin 11-12
  • preopercle - no top pore
  • pectoral 15-17
Body elongate, slender, somewhat compressed; head wide (~13.8% of SL), and high (height ~17.4% of SL); snout rounded; mouth large, slightly under snout; a sharp spine on opercle that has 1 tip; eye relatively large (2.1-2.7% of SL); upper part of preopercle without a pore; gill rakers 12-16; origin of dorsal fin at level of middle of pectoral fins; pelvic fins inserted below rear part of head; dorsal rays 69-74; anal rays 54-62; pectoral rays 15-17; tail fin rays 11-12; body covered with overlapping, small scales, about 110 in midlateral series; cheek without scales; belly with scales; penis curved, abruptly tapering to tip; 2 pairs of pseudoclaspers associated with penis, outer pair with a long, spine-like support, inner pair much shorter than outer pair.

Pale to light brown

Size: reaches 6.1 cm.

Inhabits subterranean pools in lava rocks.

Depth: 0.5-5 m.

Endemic to the Galapagos.


Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 5 m.
Depth Range Min: 0.5 m.
Diet: Insects; mobile benthic crustacea (shrimps/crabs).
Eastern Pacific Range: Northern limit=2; Southern limit=-2; Western limit=-93; Eastern limit=-90; Latitudinal range=4; Longitudinal range=3.
Egg Type: Live birth; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Rocks; Freshwater; Reef only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Data deficient; Listed.
Length Max: 6.1 cm.
Regional Endemism: Island (s); Island (s) only; TEP endemic; TEP oceanic island (s) endemic; Galapagos Islands endemic; All species.
Residency: Resident.
Salinity: Brackish; Freshwater; Non Marine.
Water Column Position: Bottom; Bottom only;


Names
Scientific source:

Links to other sites

References
  • Cohen , D. M. and McCosker, J. E., 1998., A new species of Bythitid fish, genus Lucifuga, from the Galápagos Islands., Bull. Mar. Sci., 63:179-187.
  • Møller, P.R., Schwarzhans, W., Nielsen, J.G., 2005., Review of the American Dinematichthyini (Teleostei: Bythitidae). Part II. Ogilbia., Aqua, 10:133-207.
  • Poll , M. and Leleup, N., 1965., Un poisson aveugle noveau de la famille des Brotulidae provenant des iles Galapagos., Bull. Cl. Sci. Acad. Roy. Belg. Series 5, 51(4):464-474.

Acknowledgements

I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.


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Updated: 2024-04-24 19:27:25 gmt
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