Figure 1
Distribution of observation sites of amphibians and reptiles in the study area
A – limits of study area, B– limits of nature reserve, C– surface waters, D– roads, E– inhabited areas, F– arable land, G – forests, H– forest-thicket communities, I – meadows and xerothermic grasslands, J– amphibian sites, K– reptile sites.
Table 1
Amphibian observation and trapping sites in the study area
| Species | Sites (numbers according to Fig. 1) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
| Lissotriton vulgaris | – | – | + | + | ++ | + | ++ | – | ++ |
| Triturus cristatus | – | – | + | + | – | + | ++ | – | – |
| Bombina bombina | – | – | – | – | + | + | – | – | – |
| Bufo bufo | – | ++ | +++ | +++ | +++ | +++ | +++ | – | +++ |
| Bufotes viridis | – | + | – | + | ++ | – | – | – | – |
| Hyla arborea | – | – | – | + | – | – | – | – | – |
| Pelophylax esculentus | – | ++ | ++ | ++ | ++ | – | +++ | – | – |
| Pelophylax lessonae | – | + | ++ | ++ | ++ | + | +++ | – | – |
| Pelophylax ridibundus | – | – | ++ | + | – | – | ++ | – | – |
| Rana arvalis | – | + | – | – | – | – | – | – | – |
| Rana temporaria | ++ | ++ | +++ | +++ | +++ | +++ | +++ | ++ | +++ |
[i] (+ scarce individuals, ++ prolific abundance, +++ very large amounts of individuals)
Figure 2
Number of observation sites of amphibians and reptiles in the study area. Amphibians: LV – Lissotriton vulgaris, TC – Triturus cristatus, BB – Bombina bombina, HA – Hyla arborea, BF – Bufo bufo, BV – Bufotes viridis, PE – Pelophylax esculentus, PL – Pelophylax lessonae, PR – Pelophylax ridibundus, RA – Rana arvalis, RT – Rana temporaria. Reptiles: LA – Lacerta agilis, NN – Natrix natrix, VB – Vipera berus.
Figure 3
Breeding phenology in common toad and common frog in the study area.
MZ – March, KW – April, MJ – May, CZ – June, LC – July, 1-3 – decades, A – amplexus, S– spawn, L– larvae (tadpoles), M – metamorphosis, P– atmospheric temperature, W– water temperature.
Figure 4
Common toad in amplexus (Phot. D. Wojdan)