Common names from other countries
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).
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的; 深度上下限 2 - 160 m. 溫帶; 51°N - 41°N
North America: restricted to Great Lakes (Lake Huron in Canada-USA and Lake Michigan in USA) and Lake Nipigon in Canada.
北美洲: 在加拿大侷限於五大湖 (湖休倫湖在美國的加拿大-美國與密西根湖) 與湖 Nipigon了。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 39.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 33.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 1998); 最大年齡: 14 年 (Ref. 12193)
背棘 (總數) : 0; 背的軟條 (總數) : 9 - 11; 臀棘: 0; 臀鰭軟條: 10 - 13; 脊椎骨: 56 - 59. This species is usually characterized by darkly pigmented fins and deep body. Body elongate, distinctly laterally compressed, and deep, the greatest body depth in front of the dorsal fin. Head triangular; eye large; snout blunt, its length usually greater than eye diameter; mouth terminal, lower jaw usually projecting beyond upper, sometimes equal to upper jaw, maxillary pigmented , and extending posteriorly to below the anterior edge of the pupil. Overall coloration dark silvery, with pink or purple iridescence on sides, back dark green to black and silvery below. Maxillary and mandible whitish but heavily pigmented. All fish typically black, particularly on outer half.
這種通常是特徵為深色的鰭且深身體。 細長的身體, 明顯側扁﹐且深, 在背鰭之前的最大體高。 頭部三角形的; 眼大的; 吻鈍的, 它的長度通常大於眼直徑; 口端位, 下頜通常突出的超過上面的, 有時等於上頜，顎的有顏色的 , 而且向後延伸到在瞳孔的前緣之下。 整體的顏色深色的銀色, 與粉紅或紫色的彩虹色在側邊上, 背面深綠色的到黑色而下面銀色的。 上頜骨與下顎微白色的但是顏色深的。 所有的魚典型黑色, 特別地在外部的一半上。
Formerly found in deep waters (90-160 m) of Lakes Michigan and Huron, and in 2-100 m in Lake Nipigon. Belongs to C. artedi complex.
從前發現於湖密西根州與休倫湖的深水域 (90-160 公尺)了, 與在湖 Nipigon 中的 2-100 公尺中。 屬於 C. artedi 複合體。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
北美洲: 在加拿大侷限於五大湖 (湖休倫湖在美國的加拿大-美國與密西根湖) 與湖 Nipigon了。
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
CITES (Ref. 128078)
Not Evaluated
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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 (0.00262 - 0.01101), b=3.22 (3.06 - 3.38), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±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=14).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (54 of 100).
