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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).
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 1 - 12 m (Ref. 9710). Tropical; 32°N - 7°N, 95°W - 59°W
Western Atlantic: southern Florida, USA and Bahamas to northern South America.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 14.0 cm TL mannelijk / geslacht onbekend; (Ref. 6937)
Dorsale stekels (totaal) : 11; Dorsale zachte stralen (totaal) : 14 - 15; Anale stekels: 3; Anale zachte stralen: 13 - 14. The dark spot (deep greenish blue in life) of the dorsal fin usually found between the 2nd and 4th or 5th dorsal spines; body densely mottled with dark brown and flecked with blackish; caudal fin and posterior part of dorsal fin are yellow with rows of small blackish spots (Ref. 13442).
Inhabits rock and sand bottoms or the eroding edges of weed beds. Egg mass incubated in mouth of males (Ref. 5521).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Are mouthbrooders (Ref. 39363).
Böhlke, J.E. and C.C.G. Chaplin, 1993. Fishes of the Bahamas and adjacent tropical waters. 2nd edition. University of Texas Press, Austin. (Ref. 5521)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel; Aquarium: Commercieel
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 25.5 - 28.2, mean 27.4 °C (based on 651 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.7 ±0.5 se; based on diet studies.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 111 [58, 172] mg/100g; Iron = 0.695 [0.404, 1.162] mg/100g; Protein = 18.5 [17.4, 19.6] %; Omega3 = 0.0896 [, ] g/100g; Selenium = 23.5 [10.6, 49.5] μg/100g; VitaminA = 133 [44, 389] μg/100g; Zinc = 1.84 [1.23, 2.60] mg/100g (wet weight);
