Occurrence of Toxic Cyanobacterial Blooms in Rio de la Plata Estuary, Argentina: Field Study and Data Analysis

Table 2

Parameters, goodness of fit measure and estimated probability of total coliforms above specified values for each distribution function versus observed frequencies at each sampling site.

Sampling site	Distribution functions	Dist. parameters		Goodness of fit	Estimated counts above Nc from 2004 to 2006 data versus
					observed data 2007
		α	β	𝜒^2	Nc≤ 2000 MPN 100 mL^−1		Nc≤ 2200 MPN 100 mL^−1
					Estimated	Observed	Estimated	Observed
Station 1	Log-normal	7.8	0.3	7.6	10-11	5	8-9	3
	Extreme value	2050	710	7.6	10-11		8-9
Station 2	Log-normal	7.7	0.3	6.8	9-10	10	7-8	8
	Extreme value	1990	520	17.3	9-10		7-8
Station 3	Log-normal	7.6	0.2	16.4	7-8	4	5-6	3
	Extreme value	1870	360	16.4	7-8		5-6