| Main Ref.: | Ezenwaji, H.M.G. and N.M. Inyang, 1998 | |||||||||||
| Data Reference: | Ezenwaji, H.M.G. and N.M. Inyang, 1998 | |||||||||||
| Land: | Nigeria | |||||||||||
| Spawning ground: | riverine | |||||||||||
| Observationsplats: | River Anambra basin, 1983-85 | |||||||||||
| Season: |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 111 | 111 | 111 | 111 | 111 | ||||||||
| Sex ratio: | 50 % Ref.: Ezenwaji, H.M.G. and N.M. Inyang, 1998 | |||||||||||
| Temperatur: | - °C | |||||||||||
| Gestation period: | month/s | |||||||||||
| Avkommans längd: | cm | |||||||||||
| Batch spawners | ||||||||||||
| Daily spawning frequency |
- Mean: |
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|
Min Ref.: Max Ref.: Mean Ref.: |
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| Kommentarer: | Peak spawning occurs in May and June. | |||||||||||