Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino batidemersal; no migratorio; rango de profundidad 200 - 720 m (Ref. 1371). Deep-water; 37°N - 23°N, 124°E - 140°E (Ref. 1371)
Northwest Pacific: southern Japan and the East China Sea. Recently recorded from northeastern Taiwan (Ref. 54421).
Tamaño / Peso / Edad
Madurez: Lm ? range ? - ? cm
Max length : 21.0 cm TL macho / no sexado; (Ref. 1371)
Descripción breve
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 2; Espinas anales: 0. Snout short, blunt; terminal and lateral scutes large, blunt; undersides of snout, mandible, most of the suborbital, and part of the lower margin of the preopercle naked. Body scales with sharp, slender spinules in 4 to 16 parallel rows. Pyloric caeca 25 to 28. Overall color is brown; abdomen bluish; gill membranes blackish; fins dusky, first dorsal fin blackish distally; oral and branchial linings blackish.
Body shape (shape guide): elongated; Cross section: oval.
Uncommon in depths shallower than 400 m. Frequents waters of 5-7°C. Polychaetes and euphausiids compose 30-60% of the diet of specimens from Japan, and prawns of minor importance.
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: escaso valor comercial
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Temperatura preferida (Referencia
123201): 8.6 - 15.7, mean 12.9 °C (based on 22 cells).
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00219 (0.00111 - 0.00432), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.3 ±0.43 se; based on food items.
Resiliencia (Referencia
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.).
Vulnerabilidad pesquera (Ref.
59153): Low vulnerability (11 of 100).
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