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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Coregoninae
Etymology: Coregonus: Greek, kore = pupils of the eye + Greek, gonia = angle (Ref. 45335).
Eponymy: Dr Thomas Pennant (1726–1798) was a highly regarded Welsh naturalist, antiquary and traveller around the British Isles. [...] (Ref. 128868), visit book page.
More on author: Valenciennes.
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
Europe: Wales: Lake Llyn Tegid (Lake Bala).
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 35.0 cm SL オス/雌雄の選別がない; (Ref. 59043)
Lacustrine, in open water. Spawns in January to February in shallow bays on stones and gravel. Feeds on crustaceans and insects (Ref. 59043).
Status of threat: Threatened by degradation of water quality and introduction of Gymnocephalus cernua, which preys on egg and larvae. A second population is being established in Llyn Arenig (Ref. 59043).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Kottelat, M., 1997. European freshwater fishes. An heuristic checklist of the freshwater fishes of Europe (exclusive of former USSR), with an introduction for non-systematists and comments on nomenclature and conservation. Biologia, Bratislava, 52/Suppl. 5:1-271. (Ref. 13696)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
絶滅危惧 (EN) (B1ab(iii)); Date assessed: 10 November 2023
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=0.00537 (0.00262 - 0.01101), b=3.23 (3.06 - 3.40), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.4 ±0.3 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
手段, 1.4年~4.4年の倍増期間の最小個体群 (Preliminary K or Fecundity.). |
漁業の脆弱性 (Ref. 59153) |
Moderate to high vulnerability (47 of 100). 🛈 |