(A) Small mammal trapping locations across Finland. The size of the pies represents the total number of samples; the black area is the number of F. tularensis PCR-positive samples, respectively. Accurate trapping locations (municipality, sample number): A (Kilpisjärvi, 22), B (Muonio, 56), C (Vihanti, 94), D (Kannus 15), E (Kokkola, 40), F (Toholampi, 4), G (Viitasaari, 62), H (Lapua, 20), I (Konnevesi, 132), J (Suonenjoki, 2), K (Heinävesi, 20), L (Pieksämäki, 20), M (Karvia, 6), N (Mikkeli, 25), O (Luumäki, 29). (B) Cumulative incidence of tularemia infection in human population by healthcare district in Finland 2006–2011 (National Infectious Disease Registry).