Owstonia Crassa (Owstonia crassa), first described by Vaniz & Johnson, 2016 is a medium-sized fish in the family Cepolidae (order Perciformes). Adults typically reach 19.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 380 to 550 metres. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.
Dorsal spines (total): 3; Dorsal soft rays (total): 19 - 21; Anal spines: 1; Anal soft rays: 12 - 13; Vertebrae: 28. This species is distinguished by the following characters: LL pattern type 1; D III,19-21; A I,12-13; the lower limb margin of preopercle without spines; a prominent dark premaxillary stripe; adults with 15-22 teeth in outer row of each premaxilla .: elongated; Cross section: compressed.
Behavioural data for Owstonia Crassa is currently being reviewed.
Marine; demersal; depth range 380 - 550 m . Tropical
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