分類 / 名前
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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Thymallinae
Etymology: Thymallus: Greek, thymallos, -ou = a kind of fish similar to salmon (Ref. 45335).
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の漂泳性. Temperate
Asia: Russia and Great Lakes basin in Mongolia.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 39.0 cm TL オス/雌雄の選別がない; (Ref. 593)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 4 - 8; 背鰭 (合計) : 18 - 20; 肛門の骨: 3 - 4; 臀鰭: 8 - 12.
Body shape (shape guide): fusiform / normal.
Found in landlocked basins. Usually with T. arcticus, with which it possibly interbreeds (Ref. 593). Omnivore, occasionally predatory. In autumn and winter it forms large shoals at the entrance of rivers and streams into lakes (Ref. 41072).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Berg, L.S., 1962. Freshwater fishes of the U.S.S.R. and adjacent countries. volume 1, 4th edition. Israel Program for Scientific Translations Ltd, Jerusalem. (Russian version published 1948). (Ref. 593)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00832 (0.00363 - 0.01908), b=3.07 (2.87 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
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Generation time |
3.8 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
回復力 (参照 120179) |
低い, 4.5年~14年の倍増期間の最小個体群 (K=0.29; tm=5-6). |
漁業の脆弱性 (Ref. 59153) |
Moderate vulnerability (37 of 100). 🛈 |