Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina bottenlevande; djupintervall 74 - 220 m (Ref. 50610). Temperate
North Pacific: off Abashiri, Japan, off Paramushir Island in the Kuril Islands and the shore of Igitkin Island in the Aleutian chain.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.5 cm SL hane/ej könsbestämd; (Ref. )
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 8; Mjukstrålar i ryggfenan (totalt) : 10 - 11; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 11; Ryggkotor: 28 - 29. Body with bony tubercles and dermal papillae; no bony tubercles on interorbital region; first dorsal fin high, crescent in shape; nostril and sensory pores on lower jaw with long tubes (Ref. 559).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
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. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 2.5 - 11.6, mean 4.7 °C (based on 46 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02089 (0.00774 - 0.05639), b=3.03 (2.80 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).