分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Salmoniformes (Salmons)
鮭形目 (Salmons) >
Salmonidae (Salmonids)
鮭科 (Salmonids) > Salmoninae
Etymology: Salvelinus: Old name for char; it is the same root of german "saibling" = little salmon (Ref. 45335).
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 底中水層性. 溫帶
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Europe: Lake Constance in Switzerland, Germany and Austria.
歐洲: 德國。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 24.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 59043)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Distinguished from congeners in central Europe by the following characters: pelvic fin not reaching anus; mouth subinferior, lower jaw included in upper jaw; snout blunt; 19-27 gill rakers; flank yellowish to silvery, sometimes with faint pale spots, belly sometimes reddish; fins brownish to reddish brown, without white margins; eye diameter 1.3-1.5 times in interorbital distance, 19-21% HL; and body depth at anal fin origin 15-16% SL (Ref. 59043).
Body shape (shape guide): fusiform / normal.
Found in deep area of lake, below 80 m. Occurs and feeds on the bottom. Feeds predominantly on cocoons of Turbellaria and copepods. Spawns on pebble bottom at depths around 60-80 m (Ref. 59043).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
歐洲: 德國。
Kottelat, M. and J. Freyhof, 2007. Handbook of European freshwater fishes. Publications Kottelat, Cornol and Freyhof, Berlin. 646 pp. (Ref. 59043)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
瀕危 (EN) (B1ab(iii)); Date assessed: 27 October 2023
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基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
|
a=0.00977 (0.00473 - 0.02021), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
營養階層 (參考文獻 69278) |
3.7 ±0.5 se; based on size and trophs of closest relatives |
回復力 (參考文獻 120179) |
中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.). |
釣魚的脆弱性 (Ref. 59153) |
Moderate vulnerability (37 of 100). 🛈 |