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).
Taxonomic Remarks
This species is synonym of Salvelinus malma (Walbaum ,1792) in Eschmeyer (CofF ver. May 2011: Ref. 86870) following Scharpf (2006). Please send references, or more studies are needed.
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. 極; 70°N - 68°N
North America: restricted to streams on crest of Brooks Range in Alaska from Romanzoff Mountains west to Howard Pass.
北美洲: 侷限於了在來自 Romanzoff 山的阿拉斯加州的小溪範圍的冠上的溪流西至霍華德海峽。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 30.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 21.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193); 最大年齡: 9 年 (Ref. 12193)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 背的軟條 (總數) : 14 - 17; 臀棘: 0; 臀鰭軟條: 13 - 15; 脊椎骨: 65 - 69. Lateral line straight (Ref. 27547). Pelvic fins with small axillary process; caudal slightly indented (Ref. 27547). Deep velvet black on back and sides, paler below; small bright red spots on back and sides, spots smallest and most numerous on back; largest spots smaller than pupil of eye; some or all spots may be surrounded by a blue to pale halo; leading edges of dorsal, anal and pelvic fins cream to yellow; all rayed fins dark, without spots or marks; adipose fin paler than rayed fins, with a dark posterior margin (Ref. 27547).
Body shape (shape guide): fusiform / normal.
側線直線.(參考文獻 27547) 腹鰭有小的腋窩突起; 尾部的些微地切割成鋸齒狀.(參考文獻 27547) 深的天鵝絨的黑色背面與側邊, 腹面灰白的; 小的鮮紅色斑點背面與側邊, 斑點小而最多背面; 比眼睛的瞳孔小的大的斑點; 一些或所有的斑點可能是被一個藍色到灰白的暈圈包圍; 背鰭、臀鰭與腹鰭的前緣乳黃色的到黃色的; 所有的有鰭條的鰭深色的, 沒有斑點或標誌; 脂鰭比有鰭條的鰭灰白, 具有一個深色的後緣.(參考文獻 27547)
Found only in small headwater streams (Ref. 27547). In the winter, it congregates in flowing streams (Ref. 27547). Reported to spawn in the spring (Ref. 27547).
發現只在小的溪流源頭中.(參考文獻 27547) 在冬天,它在流動的溪流中聚集。 (參考文獻 27547) 有報告指出產卵於春天中了。 (參考文獻 27547)
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 侷限於了在來自 Romanzoff 山的阿拉斯加州的小溪範圍的冠上的溪流西至霍華德海峽。
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
人類使用
漁業: 沒有興趣
工具
特別的報告
下載 XML
網路資源
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]. |
|
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 (Assuming tmax=3-10). |
釣魚的脆弱性 (Ref. 59153) |
Moderate vulnerability (36 of 100). 🛈 |