Table 2.

Mean (μ) and Standard Deviation (r) of In Situ Log-Transformed iNPP (1959–2011; N = 928) and Depth-Averaged NO₃ (1979–2011; N = 663) in Different Regions (Except for Sea Ice Condition During the Period of 1979–2011), Periods (Except for NO₃ During the Period of 1979–2011), and Months (Except for March and November)

		log(iNPP)		iNPP (mgC m−2 d−1)		Depth-Averaged NO3 (mmol m−3)
		N	μ ± σ	10μ	Range	N	μ ± σ
Regions	Sea ice-free	349	2.42 ± 0.58	263	18.1–5260	273	3.90 ± 3.05
	Sea ice-influenced	413	2.47 ± 0.63	295	15.7–5210	390	3.76 ± 2.77
	Shelf	432	2.51 ± 0.60	321	18.1–5080	244	3.47 ± 2.91
	Deep	496	2.34 ± 0.58	217	15.7–5260	419	4.03 ± 2.86
Periods	Year 1959–1989	344	2.50 ± 0.58	316	19.4–5260	284	5.09 ± 3.10
	Year 1990–1999	193	2.61 ± 0.55	404	17.4–5080
	Year 2000–2011	391	2.25 ± 0.59	177	15.7–4460	379	2.87 ± 2.30
Months	April-June	201	2.64 ± 0.59	436	24.0–5260	176	5.89 ± 3.32
	July	203	2.61 ± 0.52	408	24.9–4420	160	3.27 ± 2.23
	August	332	2.39 ± 0.60	244	16.0–5080	182	2.86 ± 2.28
	September–October	186	2.03 ± 0.45	108	15.7–1570	139	2.86 ± 1.96
	All	928	2.42 ± 0.60	260	15.7–5260	663	3.82 ± 2.89