Shorefishes of the Eastern Pacific online information system

Español  Contact

Species: Ogilbia deroyi, DeRoys brotula, Orange brotula

All Families:   All Genera:   All Species:

snout rounded
C 15-17
preopercle - no top pore
cheek scales: 0/few, isolated
pectoral: 17-21

Ogilbia deroyi (Pol & Van Mohl, 1966)

Orange brotula, DeRoys brotula

Body elongate, somewhat compressed; snout rounded;  head wide (usually > 10% of SL) and deep (height ~ 16.9% of SL); wide between eyes; a sharp spine on opercle that has 1 tip; eye relatively large (1.5-2.5% of SL); preopercle with 3 pores at lower rear corner, upper part without a pore; top jaw bone expanded vertically at rear; gill rakers 12-16, 2-4 long rakers in angle of arch; origin of dorsal fin at level of middle of pectoral fins; pelvic fins inserted below rear part of head; dorsal rays 68-80; anal rays 51-59; anal fin origin under dorsal rays 21-27; pectoral rays 17-21; tail fin rays 15-17; lateral line indistinct, continuous, complete; body covered with overlapping, small scales, about 110 in midlateral series; cheek without or with a few scattered scales; belly with scales; penis curved, abruptly tapering to tip; 2 pairs of moderately large pseudoclaspers associated with penis, outer pair with a broad base and a long, backward directed support with a sharp tip, inner pseudoclaspers strongly inclined forward, about length of outer pseudoclasper, with sharp tip at front and a fleshy flap at rear.

Reddish-brown body and fins.

Size: reaches 6.1 cm.

Inhabits shallow reefs and tide pools.

Depth: 0.5-10 m.

Endemic to the Galapagos.

High Resolution Map Download

Species Data Create Report Export as Word File Export as Excel File
  • Marine Only
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom only
  • Bottom
  • Reef (rock/coral/oyster)
  • Reef only
  • Reef associated (reef + edges-water column & soft bottom)
  • Rocks
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • No Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • No Data
Egg Type
  • No pelagic phase
  • Live birth
  • No pelagic larva
  • No data
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • All species
  • East Pacific endemic
Regional Endemism
  • TEP oceanic island (s) endemic
  • Island (s)
  • TEP endemic
  • All species
  • Island (s) only
  • Galapagos Islands endemic
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 6.1
Depth Range Min
  • 0
Depth Range Max
  • 10