Open Access
Table 1
Characteristics of study sites Y (Ysper), O (Ois) and P (Piesting) and number of otter faecal samples analysed per season (Sp: spring; Su: summer; Au: autumn; Wi: winter).
| Study site | Length (km) | Altitude (m a.s.l.) | Fish region | Geology | Mean width (m) | Mean discharge MQ (m3/s) | Ponds | Faecal samples analysed | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sp | Su | Au | Wi | Total | ||||||||
| Y | 28.8 | 220–917 | Epi- / meta-rhithral | Crystalline | 3–7 | 0.6 | 45 | 218 | 191 | 154 | 387 | 950 |
| O | 33.9 | 593–1,021 | Epi- / meta-rhithral | Limestone | 7–20 | 4.5 | 12 | 109 | 99 | 141 | 60 | 409 |
| P | 32.2 | 474–861 | Epi- / meta-rhithral | Limestone | 4–9 | 1.0 | 16 | 179 | 187 | 111 | 336 | 813 |
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