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. 2011 Sep 29;45(21):9122–9132. doi: 10.1021/es202351y

Table 2. Analysis of Variance for Differences between Ecosystems within Each Region Taking Differences in TN Levels into Accounta.

region dfecosystem dferror F p
Chesapeake Bay 7 142 4.89 <0.0001
Denmark coast 10 246 23.73 <0.0001
Tampa Bay 4 100 14.00 <0.0001
Wadden Sea 7 155 29.46 <0.0001
a

Observations are residuals (Figure S1) from the region-specific regressions of log(Chla) vs. log(TN) (Figure 1C), weighted by the inverse variance of the annual Chla means.