>
Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Cottiusculus: Greek, kottos = a fish, diminutive.
Eponymy: Dr Petr Yulievich (Julievich) Schmidt (1872–1949) was a Soviet Russian ichthyologist who described a great many fish taxa. [...] (Ref. 128868), visit book page.
More on authors: Jordan & Starks.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino demersale; distribuzione batimetrica 20 - 300 m (Ref. 56557). Temperate
Northwest Pacific: known only from off the Pacific coast of Tohoku District, Japan, Fukushima and Miyagi Prefectures.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm TL maschio/sesso non determinato; (Ref. 56557)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 6 - 8; Raggi dorsali molli (totale) : 11 - 13; Raggi anali molli: 10 - 13. This species is distinguished by the following set of characters: deeply bicuspid nasal spines; uppermost preopercular spine not barbed; elongated first dorsal fin in males; lateral line extend past caudal fin base, with 2 or 3 lateral line pores on caudal fin; no ventral lateral cirrus and lateral line cirri (Ref. 83439).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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 2024-1)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
Download XML
Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): 6 - 16.8, mean 14.5 °C (based on 57 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00281 - 0.01234), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.40 se; based on food items.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).