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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).
Eponymy: Dr D D Whitehurst was a collector of specimens for the Smithsonian Institution, including the type of this species. (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 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.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 14.0 cm TL mâle / non sexé; (Ref. 6937)
Épines dorsales (Total) : 11; Rayons mous dorsaux (Total) : 14 - 15; Épines anales: 3; Rayons mous anaux: 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).
Body shape (shape guide): elongated.
Inhabits rock and sand bottoms or the eroding edges of weed beds. Egg mass incubated in mouth of males (Ref. 5521).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 25.5 - 28.2, mean 27.4 °C (based on 651 cells).
Indice de diversité phylogénétique (Réf.
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).
Niveau trophique (Réf.
69278): 3.7 ±0.5 se; based on diet studies.
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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Nutriments (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);