Cottocomephorus grewingkii (Dybowski, 1874)
Baikal yellowfin
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Cottocomephorus grewingkii
图片提供人 Sideleva, V.G.
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图片提供人 Sideleva, V.G.
分类 / 名称 俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei > Perciformes/Cottoidei (Sculpins) > Cottidae (Sculpins)
Etymology: Cottocomephorus: Greek, kottos = a fish + Greek,kome, es = long hair + Greek, pherein = to carry (Ref. 45335).
Eponymy: Konstantin Ivanovich Grewingk (1819–1887) was a Baltic-German from Estonia who was Professor of Geology and Minerology at the University of Tartu (then Yur’yev) (1864) where he graduated. [...] (Ref. 128868), visit book page.
More on author: Dybowski.
Etymology: Cottocomephorus: Greek, kottos = a fish + Greek,kome, es = long hair + Greek, pherein = to carry (Ref. 45335).
Eponymy: Konstantin Ivanovich Grewingk (1819–1887) was a Baltic-German from Estonia who was Professor of Geology and Minerology at the University of Tartu (then Yur’yev) (1864) where he graduated. [...] (Ref. 128868), visit book page.
More on author: Dybowski.
环境：氛围 / 气候带 / 深度上下限 / 分布范围 生态学
; 淡水; 半咸淡水 底中水层性; 非迁移的; 深度上下限 20 - 300 m. 北方生物帶; 4°C - 20°C (Ref. 2059); 55°N - 50°N
分布 领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
Asia: Endemic to Lake Baikal and its tributaries. Occurs virtually in all regions of the open part of Lake Baikal. Also found in the Angara (as far as the mouth) and in the Irkut; enters the estuaries of the rivers falling into Baikal.
前蘇聯: 貝加爾湖的特有種與它的支流。 事實上在貝加爾湖的開放部份的所有區域中生存。 也發現於 Angara(遠達嘴巴) 與在 Irkut 中; 進入掉進貝加爾湖內的河的河口。
前蘇聯: 貝加爾湖的特有種與它的支流。 事實上在貝加爾湖的開放部份的所有區域中生存。 也發現於 Angara(遠達嘴巴) 與在 Irkut 中; 進入掉進貝加爾湖內的河的河口。
大小 / 重量 / 年龄
简单描述 检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 7 - 9; 背的软条 (总数) : 17 - 20; 臀棘: 0; 臀鳍软条: 19 - 22.
Body shape (shape guide): elongated.
Body shape (shape guide): elongated.
Feeds mainly on the plankton: the copepod Epischura baicalensis, the amphipod Macrohectopus branickii and on the larvae of its own genus.
主要吃浮游生物: 桡脚类的动物 Epischura baicalensis, 片脚类动物 Macrohectopus branickii 与仔鱼之上它自己属。
主要吃浮游生物: 桡脚类的动物 Epischura baicalensis, 片脚类动物 Macrohectopus branickii 与仔鱼之上它自己属。
生命周期和交配行为 成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
前蘇聯: 貝加爾湖的特有種與它的支流。 事實上在貝加爾湖的開放部份的所有區域中生存。 也發現於 Angara(遠達嘴巴) 與在 Irkut 中; 進入掉進貝加爾湖內的河的河口。
主要参考文献
上传您的参考资料 | 参考文献 | 合作者 | 合作者
Berg, L.S., 1965. Freshwater fishes of the U.S.S.R. and adjacent countries. volume 3, 4th edition. Israel Program for Scientific Translations Ltd, Jerusalem. (Russian version published 1949). (Ref. 2058)
CITES
Not Evaluated
对人类的威胁
无害处的
人类利用
渔业: 商业性
FAO - Publication: search | FishSource |
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基于模型的估算
|
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
| Bayesian length-weight | a=0.00603 (0.00290 - 0.01252), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
|
营养阶层 (参考文献 69278) |
3.1 ±0.0 se; based on diet studies. |
| Generation time | 4.2 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
|
回复力 (参考文献 120179) |
中等的, 族群倍增时间最少 1.4 - 4.4年 (tmax=5; K=0.26). |
|
渔业脆弱性 (Ref. 59153) |
Low to moderate vulnerability (34 of 100). 🛈 |
|
价格分类 (Ref. 80766) |
Unknown. |