TABLE 2.

Protistan diversity estimates along a vertical O₂/H₂S gradient in the anoxic Framvaren Fjord^a

Library	Parameter	Parametric model				Nonparametric estimator
		Inverse Gaussian	Lognormal	Pareto	Two-mixed exponential	ACE	ACE1
FV18	Phylotype estimate	63.8	65.4	63.0	68.4	65.5	85.4
	SE	14.6	20.8	11.8	14.9	13.1	28.6
	Naïve goodness of fit	0.2595	0.1877	0.1889	0.3615	NPb	NP
	Asymptotically correct goodness of fit	0.3613	0.3798	0.3739	NAc	NP	NP
FV23	Phylotype estimate	146.5	138.9	129.7	143.2	118.5	167.6
	SE	46.2	56.6	29.8	47.1	22.7	53.6
	Naïve goodness of fit	0.4884	0.3744	0.3006	0.5071	NP	NP
	Asymptotically correct goodness of fit	0.4616	0.4103	0.3607	0.4094	NP	NP
FV36	Phylotype estimate	27.4	27.7	27.6	31.9	26.3	30.7
	SE	8.1	10.7	6.4	11.7	6.5	11.5
	Naïve goodness of fit	0.1362	0.1017	0.0866	0.1458	NP	NP
	Asymptotically correct goodness of fit	NA	NA	NA	NA	NP	NP

^aPhylotype groups are based on 98.0% sequence similarity. Four of seven parametric models tested gave statistically well-supported results for all data sets.

^bNP, estimation not possible.

^cNA, not available.