Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 0 - 65 m (Ref. 50550). Temperate
Northwest Pacific: Kuril Islands and Tartar Strait to Peter the Great Bay, Japan Sea.
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturity: Lm 17.8  range ? - ? cm
Max length : 18.0 cm TL mannelijk / geslacht onbekend; (Ref. 56557)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 2; Dorsale zachte stralen (totaal) : 39 - 40; Anale stekels: 1 - 2; Anale zachte stralen: 29 - 31. Resemble B. leurolepis but easily distinguished by a distinct dark (blue when fresh) blotch on the operculum, and a smaller number of lateral line scales. Attains about 15 cm SL.
Inhabits rocky shore areas.
Pairing observed during breeding (Ref. 205).
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)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 3 - 18.5, mean 10.3 °C (based on 66 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5703 [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).
Trofisch niveau (Ref.
69278): 3.6 ±0.3 se; based on size and trophs of closest relatives
Generation time: 2.9 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (tmax=8+; Fec = 19,720).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).