Bioaccumulation: The Impact on Birds and Otters

The Bioaccumulation of Mercury By John Brennan

In his article, John Brennan discusses the impact biomagnification of mercury within bodies of water in temperate forests has on birds and otters.

Link: https://sciencing.com/examples-bioaccumulation-mercury-4581.html

Fish-eating birds are a common example of the bioaccumulation of mercury. Birds such as osprey, herons, loons, and certain eagles eat freshwater fish. These fish rely on plankton that contains mercury they absorb from the surrounding water as a food source. As a result, the birds bioaccumulate very high levels of mercury and can suffer from growth issues. Similarly, otters can suffer from the same problems if they feed in closely related environments.

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