TABLE 2.

Pearson correlation coefficients and ratios between AOA amoA and 16S rRNA gene abundance levels at the three sites

Site	r (P)		Ratio
	N. maritimus-like 16S rRNA only	All three rRNA genesa	N. maritimus- like 16S rRNA only	All three rRNA genesa
SAS	0.29 (0.33)	0.73 (0.0012)b	41.7 ± 11.3	11.9 ± 2.7b
SAT	0.89 (<0.0001)	0.95 (<0.0001)	2.4 ± 0.3	1.9 ± 0.4
SP	0.75 (0.0006)	0.92 (<0.0001)	2.9 ± 0.5	2.6 ± 0.4

^aData for the N. maritimus-like 16S rRNA, Crenarchaeota group I.1b 16S rRNA, and pSL12 16S rRNA genes.

^bNo pSL12 16S rRNA genes were detected at SAS.