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| Main Ref: | Muus, B.J. and P. Dahlström, 1974 | |||||||||||
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| Locality: | Europe | |||||||||||
| Season: |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 111 | 111 | 111 | 111 | 111 | ||||||||
| Sex ratio: | 13 % Ref.: Crisp, D.T. and W.R.C. Beaumont, 1995 | |||||||||||
| Temperature: | - °C | |||||||||||
| Gestation period: | month/s | |||||||||||
| Length of offspring: | cm | |||||||||||
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| Daily spawning frequency |
- Mean: |
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Min Ref.: Max Ref.: Mean Ref.: |
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| Comments: | The sex ratio of sexually mature resident trout was 6·7 : 1 in favour of males during a 10-yr (1984-1993) study in Afon Cwm, a small tributary of the Afon Dyfi, mid-Wales (Ref. 44580). | |||||||||||
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