Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser demersal; tiefenbereich 0 - 65 m (Ref. 50550). Temperate
Northwest Pacific: Kuril Islands and Tartar Strait to Peter the Great Bay, Japan Sea.
Length at first maturity / Size / Gewicht / Alter
Maturity: Lm 17.8  range ? - ? cm
Max length : 18.0 cm TL Männchen/unbestimmt; (Ref. 56557)
Kurzbeschreibung
Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt): 2; Rückenflossenweichstrahlen (insgesamt): 39-40; Afterflossenstacheln 1-2; Afterflossenweichstrahlen: 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)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Mehr Information
Alter/GrößeWachstumLänge-GewichtLänge-LängeLängenhäufigkeitenMorphometrieMorphologieLarvenLarven Pop.Dyn.RekrutierungDichteBRUVS
ReferenzenAquakulturAquakultur ProfilZuchtlinienGenetikElectrophoresesVererbbarkeitKrankheitenVerarbeitungNutrientsMass conversion
PartnerBilderStamps, Coins Misc.LauteCiguateraGeschwindigkeitSchwimmstilKiemenoberflächeOtolithsGehirngrößeSehfähigkeit
Tools
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Estimates based on models
Preferred temperature (Ref.
123201): 3 - 18.5, mean 10.3 °C (based on 66 cells).
Phylogenetic diversity index (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).
Trophic level (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.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (tmax=8+; Fec = 19,720).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).