Prevalence of tick borne encephalitis virus in tick nymphs in relation to climatic factors on the southern coast of Norway

Table 1 Sampling sites with global position coordinates, vegetation and climatic factors

Site	Location	UTM coordinates	Growing season (mean)	Spring- days	Autumn- days	RH Mean (%) [min-max]	SD mean [min-max]	Total precipitation mean (mm) [min-max]	Temp mean (°C) [min-max]	Temp min (°C) [min-max]	Temp max (°C) [min-max]
S 1	Risør, Dalen	32 V051068-	199	13	6	74	2,49	131,99	8,35	3,62	12,74
		26504532				[61–68]	[0.85–5.07]	[25.4–294.3]	[−2.23–18.74]	[−9.9–15.4]	[2.7–23.1]
S 2	Arendal, Tromøya	32 V049237-	199	6	5	77	2,21	126,41	8,53	3,97	12,68
		86478782				[63–89]	[0.67–4.70]	[21.1–290.1]	[−1.88–18.77]	[−9.2–15.2]	[3.0–22.3]
S 3	Arendal,	32 V049461-	201	14	6	75	2,44	126,50	8,48	3,88	12,68
	Skarestrand	16482379				[59–87]	[0.75–5.15]	[21.7–284.2]	[−2.04–18.84]	[−9.6–15.4]	[3,0–22.5]
S 4	Mandal,	32 V041309-	200	8	5	80	1,90	160,59	8,71	4,38	12,90
	Skjernøya	06427922				[68–92]	[0.59–4.22]	[27.2–357.2]	[−1.07–18.54]	[−8.8–15.0]	[4.2–22.5]
S 5	Mandal,	32 V041186-	200	7	4	82	1,89	160,59	8,62	4,24	12,88
	Skjernøysundkilen	16430610				[70–95]	[0.29–6.42]	[27.2–357.2]	[−1.20–18.61]	[−9.6–14.9]	[4.1–22.8]
S 6	Lyngdal, Vasstøyl	32 V038251-	202	7	4	81	1,97	179,99	8,60	4,41	12,63
		76435547				[67–90]	[0.61–5.22]	[28.5–396.2]	[−0.91–17.51]	[−7.6–14.2]	[4.0–22.5]
S 7	Lyngdal, Kvalsvik	32 V038260-	206	7	5	81	1,97	192,33	8,49	4,22	12,63
		96441024				[67–92]	[0.49–5.90]	[27.4–422.9]	[−1.09–17.68]	[−8.0–14.3]	[4.0–22.7]

Spring days: number of consecutive days where mean daily temperatures were between 5–8°C in the spring (3 days smoothing).
Autumn days: the number of consecutive days where mean daily temperatures were between 8–5°C in the autumn (3 days smoothing).
Climatic data: is means of daily mean measurements for all 365 days in each year.

ISSN: 1756-3305