Results of the weighted linear regression modelling and the Mann-Kendall trend test for the oceans.

<p>Trends are indicated by a B (bluing) or a G (greening). Preceding columns show the regression coefficient <i>a</i> with delta <i>a</i>, Kendall's tau, the two-tailed p-value (with a significance level of α = 0.05) The columns with the heading Chl show the calculated start and end chlorophyll value in mg m⁻³ over the span of the trend as indicated in the column named Period (see <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0063766#pone-0063766-g013" target="_blank">Figures 13</a> and <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0063766#pone-0063766-g014" target="_blank">14</a>).