Mercury Threatens Next Generation Of Loons

Courtesy ScienceDaily  Mon, 03/03/2008 - 23:00

Environmental mercury -- much of which comes from human-generated emissions -- is impacting both the health and reproductive success of common loons in the Northeastern US.

Loons with high levels of mercury -- about 16 percent of the adult population in the study area -- were found to spend some 14 percent less time at the nest than normally behaving birds.

Unattended nests have a higher rate of failure due to either chilling of the eggs or predation by minks,...


 

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