Table 1
Catchments investigated in the initial monitoring that were either selected as suitable for broodstock sampling (Horloff, Queich, Streitgraben, Weschnitz) or for weatherfish reintroduction (Gersprenz, Rhein, Speyerbach). Furthermore, information includes the number of investigated sectors per catchment, the number of fish traps, the electro-fishing distance and the number of caught weatherfish.
| Catchment | No. of investigated sectors | No. of fish traps | Electrofishing distance (m) | No. of caught weatherfish |
|---|---|---|---|---|
| Gersprenz* | 6 | 262 | – | 0 |
| Horloff** | 17 | 170 | 500 | 49 |
| Queich** | 15 | 150 | – | 7 |
| Rhein* | 6 | 131 | 300 | 0 |
| Schwarzbach*** | 3 | 373 | 200 | 1 |
| Speyerbach* | 7 | 120 | 100 | 0 |
| Streitgraben** | 2 | 60 | – | 44 |
| Weschnitz** | 13 | 482 | – | 124 |
| Total | 69 | 1748 | 1100 | 225 |
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