Opistognathus pholeter
Opistognathus pholeter Smith-Vaniz, 2023
Hidden jawfish

Family:  Opistognathidae (Jawfishes)
Max. size:  6.16 cm SL (male/unsexed)
Environment:  demersal; marine; depth range 2 - 30 m
Distribution:  Western Central Pacific: New Caledonia.
Diagnosis:  Dorsal spines (total): 9-11; Dorsal soft rays (total): 19-22; Anal spines: 2-2; Anal soft rays: 17-19; Vertebrae: 22-23. This species is distinguished from its congeners by the following set of characters: rigid upper jaw with no flexible lamina posteriorly, extending 0.6 to 0.9 eye diameters behind posterior margin of orbit; infraorbitals moderately slender except 2nd and 3rd infraorbitals much larger with large sensory canal openings, 3rd infraorbital with no suborbital shelf; D IX-XI, 19-22; A II, 17-19, rarely 17; vertebrae 11+22-24, typically 23; scale rows in horizontal series about 39-51; absence of scales anterolaterally forward of verticals from dorsal-fin spines 4-6; vomerine teeth 1-3; dorsal and anal fin with a narrow dark basal stripe; and caudal fin with 4-5 dark bands. (Ref. 128653).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 17 September 2024 Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.