Table 1.

Physical and geochemical characteristics measured at 5 sampling sites in the New River Estuary.

Sampling site	Bottom water			Sediment
	Salinity ppt	NO−3 μM	NH+4 μM	% organic	H2S μM	NO−x μM	Extractable NH+4 μmol g−1
AA2	9.1	0.44	7.8	15.57	0.90	0.26	0.06
JAX	17.8	0.25	0.75	17.98	486.90	0.23	0.21
M47	16.4	0.37	1.18	18.95	249.87	0.54	0.28
M31	27.0	0.47	1.45	10.19	3.21	0.33	0.20
M15	33.6	0.62	1.32	0.33	0.20	0.72	0.04