HomeFish encyclopediaRay-finned fishesPerch-like fishJawfishesElizabeth reef jawfish Elizabeth reef jawfish (Opistognathus elizabethensis) Scientific name: Opistognathus elizabethensis Smith-Vaniz, 2004 The Elizabeth reef jawfish (Opistognathus elizabethensis) is a marine fish of the family Opistognathidae. Native range: Southwestern Pacific, Australia. BiologyDorsal spines (total): 11; Dorsal soft rays (total): 18-19; Anal spines: 2; Anal soft rays: 17 - 19; Vertebrae: 33. This species possess the following characters: D XI,18-19; about 47-51 oblique scale rows in longitudinal series on the body; no scales anterolaterally forward of verticals from 6th or 7th dorsal-fin spine; an oblong black spot (partially encircled by white border) between spines 3-6 of dorsal fin, and this extends slightly onto dorsum; 2-3 vomerine teeth.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOpistognathus elizabethensisFamilyOpistognathidae (Jawfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.1Depth range0–18 m (0–59 ft)EnvironmentMarine; demersal; depth range 0 - 18 mClimateSubtropicalDistributionSouthwestern Pacific: Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026