Additional file 5: of Spread and establishment of Aedes albopictus in southern Switzerland between 2003 and 2014: an analysis of oviposition data and weather conditions

Geographical distribution of ovitraps in the Canton of Ticino between 2003 and 2014. The red dots represent the 46 sentinel ovitraps included in the analysis of the egg counts between 2006 and 2014. The thick and thin red lines indicate the national and district borders, respectively. The yellow line shows the motorways, including the trans-European motorway E35 running from South to North. Light blue shaded areas are lakes. CH: Switzerland; IT: Italy. (JPG 1055 kb)