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主要參考文獻: | Takeshita, N. and S. Kimura, 1991 | |||||||||||
資料參考: | Takeshita, N. and S. Kimura, 1991 | |||||||||||
國家: | Japan | |||||||||||
產卵地: | riverine | |||||||||||
地點: | Chikugo River | |||||||||||
季節: |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
111 | ||||||||||||
性別比: | % 參考文獻: | |||||||||||
溫度: | - °C | |||||||||||
Gestation period: | month/s | |||||||||||
子代的長度: | cm | |||||||||||
批次產卵者 | ||||||||||||
每日的產卵頻度 |
- Mean: |
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Min Ref.: Max Ref.: Mean Ref.: |
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建議與指正: | The spawning run, mainly comprised of 4- and 5-year-old fish, from the tidal reaches to about 20 km upstream occurred in April (Ref. 35461). | |||||||||||
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