Actinopteri (ray-finned fishes) > Perciformes/Zoarcoidei
(Eelpouts and pricklebacks) > Bathymasteridae
Etymology: Bathymaster: Greek, bathys = deep + Greek, master, -eros = somebody that research (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range - 65 m (Ref. 50550), usually - m (Ref. ). Temperate; 0°C -
Northwest Pacific: Kuril Islands and Tartar Strait to Peter the Great Bay, Japan Sea.
Length at first maturity / Size / Weight / Age
Maturity: Lm 17.8  range ? - ? cm
Max length : 18.0 cm TL male/unsexed; (Ref. 56557)
Morphology | Morphometrics
soft rays: 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 Red List Status (Ref. 124695)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 3 - 18.5, mean 10.3 °C (based on 66 cells).
Phylogenetic diversity index (Ref. 82805
= 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
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (tmax=8+; Fec = 19,720).
Vulnerability (Ref. 59153
): High vulnerability (57 of 100) .