Table 1. Model selection for the model explaining variation in abundance of ticks as a function of landscape characteristics in Sogn & Fjordane, Norway, years 2009–2012.

Altitude	(Altitude)2	Distance to fjord	Log(distance)	Slope	Distanceto coast	Year	Altitude:year	(Altitude)2:year	AIC	ΔAIC
x									6068.9	103.8
		x							6043.3	78.2
			x						6069.7	104.6
				x					6045.4	80.3
						x			6048.7	83.6
					x				6066.0	100.9
x		x							6045.0	79.9
		x				x			6024.1	59.0
		x	x						6044.3	79.2
		x		x					6015.3	50.2
		x			x				6045.2	80.1
x		x		x					6009.1	44.0
		x		x		x			5996.3	31.2
		x		x	x				6016.8	51.7
x		x		x		x			5991.6	26.5
		x		x	x	x			5997.8	37.2
x		x		x	x	x			5993.0	27.9
x	x	x		x	x	x			5966.6	1.5
x	x	x		x		x			5965.1	0
x	x	x		x		x	x		5968.2	3.1
x	x	x		x		x		x	5968.6	3.5
x	x	x		x		x	x	x	5972.9	7.8
x	x	x		x	x	x	x	x	5974.4	9.3

The best model (ΔAIC = 0) is presented in bold fonts. x = term included in model.