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| Main Ref.: | Maitland, P.S. and R.N. Campbell, 1992 | |||||||||||
| Data Reference: | Pinder, A.C., 2001 | |||||||||||
| Land: | UK | |||||||||||
| Spawning ground: | riverine | |||||||||||
| Observationsplats: | UK | |||||||||||
| Season: |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 111 | 111 | |||||||||||
| Sex ratio: | % Ref.: Pinder, A.C., 2001 | |||||||||||
| Temperatur: | 12 - °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: | Spawns when the water temperature rises above 12°C. Immediately after hatching, the larvae, by means of their adhesive glands, adhere to vegetation and remain fairly immobile because the fins are still not well developed (Ref. 30578). | |||||||||||
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