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Thursday, August 22, 2013

Dams destabilize river food webs: Lessons from the Grand Canyon

Dams destabilize river food webs: Lessons from the Grand Canyon
Millbrook NY (SPX) Aug 22, 2013 - Managing fish in human-altered rivers is a challenge because their food webs are sensitive to environmental disturbance. So reports a new study in the journal Ecological Monographs, based on an exhaustive three-year analysis of the Colorado River in Glen and Grand Canyons. Food webs are used to map feeding relationships. By describing the structure of these webs, scientists can predict how ... morehttp://www.terradaily.com/reports/Dams_destabilize_river_food_webs_Lessons_from_the_Grand_Canyon_999.html

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