Global phytoplankton population drops 40 percent since 1950s 1950:
Phytoplankton Productivity Down in Gulf of Maine by 65 percent in two decades:
Record North Atlantic heat sees phytoplankton decline, fish shift to Arctic:
Six decades of plankton decline sparks call to protect the foundation of the marine food web:


Volcanic and aeolian dust and whales are major source of ocean iron
In 2008, an eruption of the Kasatochi Volcano off the coast of Alaska resulted in the largest salmon return to British Columbia’s Fraser River since 1913. 34 million sockeye salmon returned in 2008, far exceeding the 1.5 million the prior year. Click to Read More.


