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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); abei: Name 'abei' in honor of Mr. K. Abe for his assistance in collecting the type specimens of the new species.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino demersal; rango de profundidad 25 - 26 m (Ref. 132462). Temperate
Northwest Pacific: Japan.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 3.1 cm SL (female)
Descripción breve
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 11; Radios blandos dorsales (total) : 13; Espinas anales: 2; Radios blandos anales: 13; Vértebra: 28. This species is distinguished from its congeners by the following set of characters: posterior end of upper jaw rigid, without flexible lamina; D XI, 13; A II, 13; gill rakers 8 + 16 or 17 = 24 or 25; vertebrae 10 + 18 = 28; longitudinal scale rows ca. 40-43; lateral line terminating below 2nd or 3rd soft ray of dorsal fin; cephalic sensory pores comparatively poorly developed, head sparsely covered with small cephalic pores; scales above lateral line absent; body scales absent anterior to vertical below 6th or 7th dorsal-fin spine base; vomerine teeth absent; 3rd infraorbital (Ref. 132462).
Body shape (shape guide): elongated; Cross section: oval.
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Fujiwara, K. and Y. Ikeda, 2024. Description of a new species of Opistognathus (Perciformes: Opistognathidae) from the southern Japan Sea. Ichthyol. Res.: 1-8. (Ref. 132462)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: sin interés
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
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).
Nivel trófico (Referencia
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Vulnerabilidad pesquera (Ref.
59153): Low vulnerability (10 of 100).
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