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> Ovalentaria/misc (Various families in series Ovalentaria) > Opistognathidae (Jawfishes)
Etymology: Opistognathus: Greek, opisthe = behind + Greek, gnathos = jaw (Ref. 45335); to the very elongate upper jaw of the type species of the genus, Opistognathus nigromarginatus (Ref. 128653); muscatensis: Named for the type locality Muscat, Oman..
More on author: Boulenger.

Environment: milieu / climate zone / depth range / distribution range Ecologie

marien rifbewoner; diepte 15 - 50 m (Ref. 9710), usually 30 - 50 m (Ref. 27115). Tropical; 18°C - 24°C (Ref. 27115)

Verspreiding Landen | FAO regio's | Ecosystemen | Voorkomen | Point map | Introducties | Faunafri

Western Indian Ocean: Durban, South Africa to the Persian Gulf, including Mahé Island, Seychelles (Ref. 5468). Not in Red Sea (Ref. 84159).

Grootte / Gewicht / Leeftijd

Maturity: L_m ? range ? - ? cm
Max length : 45.0 cm TL mannelijk / geslacht onbekend; (Ref. 9710); common length : 30.0 cm TL mannelijk / geslacht onbekend; (Ref. 5450)

Korte beschrijving Morfologie | Morfometrie

Dorsale stekels (totaal): 11; Dorsale zachte stralen (totaal): 15; Anale stekels 3; Anale zachte stralen: 15. This species is distinguished by the following characters: short supramaxilla and mostly rigid maxilla with only a slight flexible lamina posteriorly; an ocellated spot on the dorsal fin, between third or fourth and eighth spines followed by two large, irregular, dark blotches that extend onto body, and a blackish streak on cheek bordering upper edge of maxilla; outermost segmented pelvic-fin ray is tightly bound to adjacent ray, with interradial membrane not incised distally or only slightly at tip (vs. interradial membrane deeply incised in all other Indo-Pacific Opistognathus (Ref. 81517). Black spot between 3rd and 8th dorsal fin spines, fin also with 2 large blotches that extend onto body; body and dorsal fin with spots and blotches bordered with pale blue (Ref. 5468).

This species is occasionally encountered in the fish market and its flesh is reported to be relatively good. It is taken incidentally in bottom trawls and by hook and line at 30-50 m (Ref. 81517).

Levenscyclus en paargedrag Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven

Hoofdreferentie Upload your references | Referenties | Coördinator | Medewerkers

Smith-Vaniz, W.F., 1986. Opisthognathidae. p. 726-727. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 5468)

Status op de Rode Lijst van het IUCN (Ref. 130435)

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Opistognathus muscatensis Boulenger, 1888