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Press Release 11-086
A Tale of Two Lakes: One Gives Early Warning Signal for Ecosystem Collapse

First experimental evidence that radical ecosystem change can be detected in advance

Back to article | Note about images

Photo of two lakes, Paul the smaller lake and Peter the manipulated lake in the background.

A tale of two lakes: Paul (reference lake) is smaller lake; Peter (manipulated lake) in background.

Credit: Steve Carpenter


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Photo of the explosion of young largemouth bass in the manipulated lake.

An explosion of largemouth bass young-of-year accelerated the manipulated lake's changes.

Credit: Tim Cline


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Photo of the high-frequency sampling equipment that monitored lake conditions.

Automated high-frequency sampling equipment monitored lake conditions every five minutes.

Credit: James Coloso


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Photo of a largemouth bass being measured by a researcher.

Largemouth bass were sampled by electrofishing at night and returned alive to the lake.

Credit: Mike Pace


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Photo of Tim Cline on the left and Lee Zinn on the right in a boat sampling minnows.

Tim Cline (left), Lee Zinn (right) and others sampled minnows daily to track abundance of fishes.

Credit: Mike Pace


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Cover of the April 29, 2011 issue of the journal Science.

The researchers' work is described in the April 29, 2011 issue of the journal Science.

Credit: Copyright AAAS 2011


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