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Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Cottocomephorus: Greek, kottos = a fish + Greek,kome, es = long hair + Greek, pherein = to carry (Ref. 45335).
Eponymy: Konstantin Ivanovich Grewingk (1819–1887) was a Baltic-German from Estonia who was Professor of Geology and Minerology at the University of Tartu (then Yur’yev) (1864) where he graduated. [...] (Ref. 128868), visit book page.
More on author: Dybowski.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar; payau bentopelagis; nir-ruaya; kisaran kedalaman 20 - 300 m. Boreal; 4°C - 20°C (Ref. 2059); 55°N - 50°N
Asia: Endemic to Lake Baikal and its tributaries. Occurs virtually in all regions of the open part of Lake Baikal. Also found in the Angara (as far as the mouth) and in the Irkut; enters the estuaries of the rivers falling into Baikal.
Size / Weight / umur
Maturity: Lm ? range ? - ? cm
Max length : 19.0 cm TL jantan/; (Ref. 2058)
Duri punggung (Keseluruhan (total)) : 7 - 9; duri punggung lunak (Keseluruhan (total)) : 17 - 20; Duri dubur: 0; Sirip dubur lunak: 19 - 22.
Feeds mainly on the plankton: the copepod Epischura baicalensis, the amphipod Macrohectopus branickii and on the larvae of its own genus.
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
Berg, L.S., 1965. Freshwater fishes of the U.S.S.R. and adjacent countries. volume 3, 4th edition. Israel Program for Scientific Translations Ltd, Jerusalem. (Russian version published 1949). (Ref. 2058)
Status IUCN Red List (Ref. 130435: Version 2024-2)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: komersial
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6270 [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): 3.1 ±0.0 se; based on diet studies.
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Daya lenting (Ref.
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (tmax=5; K=0.26).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (34 of 100).
