It's not just ocean populations that are crashing in number and the physical size of individual fish. Those dismayed by disappearing Pacific salmon runs and the devastated Atlantic cod fishery have more to worry about than just the "black box" of ocean conditions often blamed for plummeting fish numbers.
Researchers revisiting historical records are amazed at the former abundance of fish in freshwater lakes and rivers:
Posted by Paul at September 1, 2009 08:14 AM