| Main Ref. | Williams, R. and M.F. Harcup, 1974 | ||
|---|---|---|---|
| Sex of fish | unsexed | ||
| Age range (y) | 2 | - | |
| Number of fish: | |||
| tm (y) | 95% confidence limit: | ||
| Age Ref. | Williams, R. and M.F. Harcup, 1974 | ||
| Length (cm) | - | ||
| Lm (cm) | 95% confidence limit: | ||
| r2: | |||
| Length Ref. | |||
| Locality | Sirhowy River, Ebbw System, SE Wales | ||