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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.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; océanodrome (Ref. 51243); profondeur 139 - 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).
Length at first maturity / Taille / Poids / Âge
Maturity: Lm 19.1 range ? - ? cm
Max length : 57.0 cm TL mâle / non sexé; (Ref. 40637); poids max. publié: 2.4 kg (Ref. 40637)
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 2.1 - 14, mean 5.7 °C (based on 7 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5159 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00200 - 0.01144), b=3.12 (2.91 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
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.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (34 of 100).
Nutrients (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);
