| Main Ref.: | Takeshita, N. and S. Kimura, 1991 | |||||||||||
| Data Reference: | Takeshita, N. and S. Kimura, 1991 | |||||||||||
| Страна: | Japan | |||||||||||
| Spawning ground: | riverine | |||||||||||
| Местонахождение: | Chikugo River | |||||||||||
| Season: |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 111 | ||||||||||||
| Sex ratio: | % ссылка: | |||||||||||
| Temperature: | - °C | |||||||||||
| Gestation period: | month/s | |||||||||||
| Length of offspring: | cm | |||||||||||
| Batch spawners | ||||||||||||
| Daily spawning frequency |
- Mean: |
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|
Min Ref.: Max Ref.: Mean Ref.: |
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| комментарии: | 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). | |||||||||||