A new method for the estimation of minimum adult frog density from a large-scale audial survey
Study site selection Our study was carried out on 65 plots (Fig. 2). Each plot was a 5 × 5 km square in the Transverse Mercator Projection (TMP). For the selection of 60 plots, we divided the whole territory of Latvia into 10 similar-sized TMP sectors, and randomly selected 5–7 plots in each, proportionally to the […] More