HomeFish encyclopediaRay-finned fishesCusk eelsViviparous brotulasWilliam's coralbrotula William's coralbrotula (Ogilbia jeffwilliamsi) Scientific name: Ogilbia jeffwilliamsi M?ller, Schwarzhans & Nielsen, 2005 The William's coralbrotula (Ogilbia jeffwilliamsi) is a marine fish of the family Bythitidae. Native range: Western Atlantic, Caribbean Sea, Belize, Panama, through Venezuela to Trinidad and Tobago and northward along the Antilles to Navassa. BiologyDorsal soft rays (total): 71-82; Anal soft rays: 52 - 61; Vertebrae: 40 - 44. This species is characterized by the following: Vertebrae 11-13 + 29-32 = 40-44, dorsal fin rays 71-82, anal fin rays 52-61; outer pseudoclasper wingshaped with single curved supporter anteriorly; inner pseudoclasper club-shaped, with prominent appendix inserted at posterior-distal angle; small fleshy lobe at base of hood adjacent to outer pseudoclasper, penis tapering; opercular spine with single, sharp tip; scale patch on cheeks with 6-9 vertical scale rows; otolith length: height ratio 2.2-2.3; green pigment globules in head and body mucus.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOgilbia jeffwilliamsiFamilyBythitidae (Viviparous brotulas)OrderOphidiiformes (Cusk eels)ClassActinopterygii (Ray-finned fishes)Maximum length5.6Depth range15 m (49 ft)EnvironmentMarine; reef-associated; depth range ? - 15 mClimateTropicalDistributionWestern Atlantic: Caribbean Sea, Belize, Panama, through Venezuela to Trinidad and Tobago and northward along the Antilles to Navassa.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026