Table 4. Number and proportion of samples from three populations of Alaska tundra swans infected by Leucocytozoon, Haemoproteus/Parahaemoproteus, and Plasmodium parasites as assigned using phylogenetic analyses.

	Arctic Coastal Plain	Bristol Bay Lowland	Lower Alaska Peninsula
number of samples examined	100	103	104
Leucocytozoon positive	32 (0.32)	63 (0.61)	5 (0.05)
Haemoproteus/Parahaemoproteus positive	3 (0.03)	48 (0.47)	4 (0.04)
Plasmodium positive	0 (0.00)	1 (0.01)	0 (0.00)

Reported values do not include presumed co-infections or unresolved samples (see Materials and methods).