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Fig. 6 | Parasites & Vectors

Fig. 6

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

Fig. 6

Detailed view of Ae. albopictus first detections and first evidences of establishment on ovitraps in the Bellinzona district from 2003 to 2014. Dots represent an ovitrap and the colour indicates the year when ovitraps were positive for Ae. albopictus the first time. The squares indicate the year in which Ae. albopictus was considered to have established a local population. For this an ovitrap had to be positive for three consecutive 4 week periods. Map layers were purchased from the Swiss Federal Office of Topography

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