| differing long term trends for two common amphibian species (bufo bufo and rana temporaria) in alpine landscapes of salzburg, austria. | this study focuses on the population trends of two widespread european anuran species: the common toad (bufo bufo) and the common frog (rana temporaria). the basis of this study is data gathered over two decades of amphibian fencing alongside roads in the austrian state of salzburg. different statistical approaches were used to analyse the data. overall average increase or decrease of each species was estimated by calculating a simple average locality index. in addition the statistical software ... | 2017 | 29121054 |