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Teleostei >
Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Salmoninae
Etymology: Oncorhynchus: Greek, onyx, -ychos = nail + Greek, rhyngchos = snout (Ref. 45335).
More on authors: Jordan & McGregor.
Taxonomic Remarks
Considered as a synonym in CofF (Sept. 2020). More genectic works that include all possible taxa in Oncorhynchus are needed, all existing studies being inconclusive because of the incomplete taxonomic sampling. Please send articles that we may have missed.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋; 淡水; 半咸淡水 居于水底的; 溯河洄游 (Ref. 132363). 溫帶
Asia: originally endemic to Lake Biwa, then transplanted to Lake Chûzenji and Lake Ashinoko of Japan (Ref. 559).
亞洲: 琵琶湖的原始特有種, 然後對湖 Chuzenji 與日本的湖 Ashinoko 移植。 (參考文獻 559)
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 44.2 cm TL 雄鱼/尚未辨别雌雄; (Ref. 40637); 最大体重: 1.3 kg (Ref. 40637)
Oviparous (Ref. 205). Eggs are buried in unguarded nests (Ref. 205).
卵生的.(参考文献 205) 卵被埋藏在没有防卫的巢之中。 (参考文献 205)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Distinct pairing (Ref. 205). Reproductive strategy: synchronous ovarian organization, determinate fecundity (Ref. 51846).亞洲: 琵琶湖的原始特有種, 然後對湖 Chuzenji 與日本的湖 Ashinoko 移植。 (參考文獻 559)
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 商业性
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00457 (0.00178 - 0.01174), b=3.10 (2.87 - 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) |
3.7 ±0.4 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Moderate to high vulnerability (47 of 100). 🛈 |
价格分类 (Ref. 80766) |
Very high.
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