Table 1.

Available data from runoff samples collected at different sites of an airport during the winter months 2012–2013

	Deicing	Lake	Stream	K2	K3
Nov	X	X	X
Dec	X *	X *	X *	X *	X *
Jan	X *	X *	X *	X *	X *
Feb	X *	X	X	X	X
Mar	X	X *	X *	X *	X *
Apr	X*	X *	X *	X *	X *
May	X	X	X

X, Lemna; *Aliivibrio