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News Release 10-090
The Great Pond Experiment: Regional vs. Local Biodiversity
Seven-year experiment shows that pond communities bear a lasting imprint of random events in their past
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![Illustration showing aquatic insects in a pond.](/news/mmg/media/images/pond1_f.jpg)
Aquatic insects were among the animals studied in a seven-year pond experiment.
Credit: State of Texas
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![Upper left is low productivity pond, others are high productivity ponds.](/news/mmg/media/images/pond2_f.jpg)
Experimental ponds: upper left is low productivity pond, others are high productivity ponds.
Credit: Jon Chase
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![Scientists collect samples from the pond array.](/news/mmg/media/images/pond3_f.jpg)
Scientists collect samples from the pond array.
Credit: Jon Chase
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![A thriving pond in the experimental pond line-up.](/news/mmg/media/images/pond4_f.jpg)
A thriving pond in the experimental pond line-up.
Credit: Jon Chase
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![Illustration showing the wide variety of plant and animal species in a pond's ecosystem.](/news/mmg/media/images/pond5_f.jpg)
The ecosystem of a pond includes a wide variety of plant and animal species.
Credit: State of Texas
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![Photo of a dragonfly.](/news/mmg/media/images/pond6_f.jpg)
Dragonflies flitted from pond to pond in the 'great pond experiment.'
Credit: State of Texas
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![Cover of the May 28, 2010 issue of the journal Science.](/news/mmg/media/images/science_052810_f.jpg)
The researcher's findings appear in the May 28, 2010 issue of the journal Science.
Credit: Copyright AAAS 2010
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