分类 / Names
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Teleostei >
Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Cottocomephorus: Greek, kottos = a fish + Greek,kome, es = long hair + Greek, pherein = to carry (Ref. 45335).
More on author: Dybowski.
Environment: milieu / climate zone / depth range / distribution range
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
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。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 19.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2058)
背棘 (总数): 7 - 9; 背的软条 (总数): 17-20; 臀棘 0; 臀鳍软条: 19 - 22
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。
Life cycle and mating behavior
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。
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)
人类利用
渔业: 商业性
更多信息
俗名同种异名新陈代谢捕食者生态毒物学繁殖成熟度产卵场产卵群集孕卵数卵卵的发育
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6270 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00300 - 0.01523), b=3.17 (2.98 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
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 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (tmax=5; K=0.26).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (34 of 100).
