Fig. 1

Position of monitoring areas in Slovakia (upper part) and Corine land cover types of the sampling sites (lower part). The sampling sites are labelled as follows: 1—Jarovce, 2—Janko Kráľ city park, 3—Patrónka (Bratislava), 4—TUZVO, 5—Stráže (Zvolen), 6—Sásová (Banská Bystrica), 7—Kolmanka city park (Prešov), 8—Milhosť and 9—Šebastovce I and II (Košice). Sites at which the presence or absence of A. j. japonicus was recorded/supposed are labelled with black and white squares, respectively