分類 / Names
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) > Coregoninae
Etymology: Coregonus: Greek, kore = pupils of the eye + Greek, gonia = angle (Ref. 45335).
More on authors: Jordan & Evermann.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的; 深度上下限 20 - 180 m. 溫帶; 62°N - 42°N
North America: Great Slave Lake in Northwest Territories, Canada southeast through Hudson Bay and Great Lakes basin (except Lakes Ontario and Erie). Declining in Lakes Superior and Nipigon. Uncommon outside Great Lakes basin (Ref. 5723).
北美洲: 經過哈得遜灣與五大湖流域在加拿大西北地區東南的偉大奴隸湖.(除湖安大略省與伊利湖) 在湖上方與 Nipigon 中衰退。 罕見在五大湖流域之外.(參考文獻 5723)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 40.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 28.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 1998); 最大年齡: 11 年 (Ref. 12193)
Usually found in deep water of large lakes. Belongs to C. artedi complex. Formerly commercial important, but now extinct.
大湖的通常發現於深水域。 屬於 C. artedi 複合體。 從前商業重要的, 但是現在滅絕的。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 經過哈得遜灣與五大湖流域在加拿大西北地區東南的偉大奴隸湖.(除湖安大略省與伊利湖) 在湖上方與 Nipigon 中衰退。 罕見在五大湖流域之外.(參考文獻 5723)
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 2024-1)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00264 - 0.01091), b=3.22 (3.05 - 3.39), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.45 se; based on food items.
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (tmax=11).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
