Water Quality in Marginal Seas off China in the Last Two Decades

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="731828.fig.003a" src="https://static.hindawi.com/articles/ijocean/volume-2011/731828/figures/731828.fig.003a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>The Bohai Sea</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="731828.fig.003b" src="https://static.hindawi.com/articles/ijocean/volume-2011/731828/figures/731828.fig.003b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>The Yellow Sea</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="731828.fig.003c" src="https://static.hindawi.com/articles/ijocean/volume-2011/731828/figures/731828.fig.003c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>The East China Sea</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="731828.fig.003d" src="https://static.hindawi.com/articles/ijocean/volume-2011/731828/figures/731828.fig.003d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>The South China Sea</td></tr></table></td></tr></table>

<table>Variations of seawater quality in the Bohai Sea, Yellow Sea, East China Sea, and South China Sea in the recent two decade (data source: [<a href="/journals/ijocean/2011/731828/#B10">3</a>]).</table>

International Journal of Oceanography

Water Quality in Marginal Seas off China in the Last Two Decades

Figure 3