Table 2.

Number of PCR positive birds by migration status. Passage visitors were removed due to the small sample size. Parentheses show the percentage (%). The asterisk (*) indicates significant differences in accordance to the p value. “Total” shows the total number of infected individuals, counting any co-infections as 1. †is the p-value for Plasmodium sp. when Fulica atra is removed from analysis. ‡is the p-value for Leucocytozoon sp. when Anseriformes are removed from analysis.

			Winter Visitor	Migrant Breeder	Resident Breeder	χ²	p
All samples	No. collected		65	65	342	–	–
	No. detected	Plasmodium sp.	11*	1	16	17.28	<0.01	0.12†
		Haemoproteus sp.	4	7	30	0.88	0.64
		Leucocytozoon sp.	18*	6	19	32.33	<0.01	0.10‡
		total	30(46.2)*	11(16.9)	58(17.0)	28.83	<0.01