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Perciformes/Cottoidei (Sculpins) >
Hexagrammidae (Greenlings) > Hexagramminae
Etymology: Hexagrammos: Greek, exa = six + greek, gramma = letter,signal (Ref. 45335).
Eponymy: Keinosuke Otaki (d: 1911) was Professor of English at the Imperial Military Academy of Tokyo for a decade, and a former zoology graduate (1894) student at Stanford University (where Jordan was president). [...] (Ref. 128868), visit book page.
More on authors: Jordan & Starks.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino demersale; oceanodromo (Ref. 51243); distribuzione batimetrica 4 - 155 m (Ref. 27311). Temperate; 50°N - 26°N, 120°E - 152°E
Northwest Pacific: Japan, the southern Korean Peninsula to the Yellow Sea (Ref. 5590; including the coast of Primorye (Ref. 114081).
Lunghezza alla prima maturità / Dimensione / Peso / Età
Maturità: Lm 19.1  range ? - ? cm
Max length : 57.0 cm TL maschio/sesso non determinato; (Ref. 40637); peso massimo pubblicato: 2.4 kg (Ref. 40637)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Minimum depth from Ref. 37936. Occurs in rocky coastal areas; often gather around artificial reefs. Breeds from October to December. The egg masses are attached to small rocks, guarded by the male (Ref. 559 and 637). Commercially cultured in Japan.
Male guards eggs.
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: commerciale; Pesce da pesca sportiva: si
Strumenti
Rapporti speciali
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Fonti Internet
Stime basate su modelli
Temperatura preferita (Fonte Biblio.
123201): 2.1 - 14, mean 5.7 °C (based on 7 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.5176 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00202 - 0.01133), b=3.12 (2.91 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Livello trofico (Fonte Biblio.
69278): 3.8 ±0.3 se; based on diet studies.
Generation time: 3.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Vulnerabilità della pesca (Ref.
59153): Low to moderate vulnerability (34 of 100).
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Nutrienti (Ref.
124155): Calcium = 48.2 [20.2, 104.8] mg/100g; Iron = 0.442 [0.199, 0.920] mg/100g; Protein = 17.7 [15.7, 19.7] %; Omega3 = 0.567 [0.256, 1.561] g/100g; Selenium = 18.4 [9.3, 43.0] μg/100g; VitaminA = 16.1 [4.9, 53.8] μg/100g; Zinc = 0.461 [0.309, 0.704] mg/100g (wet weight);