News tagged with aquatic ecosystems

Bighead carp snagged in St. Croix River

It's an ugly brute with a gaping mouth and eyes that hang low on the bottom of its face. Someday soon, with two of its equally odious cousins, it could take over Minnesota's rivers and lakes, squeezing out native species. ...

Apr 22, 2011
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Urban impacts on phosphorus in streams

Although phosphorus is an essential nutrient for all life forms, essential amounts of the chemical element can cause water quality problems in rivers, lakes, and coastal zones. High concentrations of phosphorus in aquatic ...

Aug 11, 2011
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Droughts could cause collapse of food webs

(Phys.org)—Critically low water levels in many rivers could lead to the partial collapse of food webs that support aquatic life, according to a study co-authored by a University of Leeds researcher.

Sep 11, 2012
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Unraveling the Napo's mystery

In the United States, rivers and their floodplains are well-documented and monitored. Ecuador's largest river, however, remains largely mysterious. Research led by Michigan State University is helping the ...

May 20, 2013
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How do green algae react to carbon nanotubes?

Nanoparticles such as carbon nanotubes (CNT), which are found in an ever-increasing number of products, are ending up more and more frequently in our surroundings. If and how they affect aquatic ecosystems ...

Nov 04, 2011
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How tiny organisms make a big impact on clean water

Nearly every body of water, from a puddle or a pond to a vast ocean, contains microscopic organisms that live attached to rocks, plants, and animals. These so-called sessile suspension feeders are critical to aquatic ecosystems ...

Oct 15, 2013
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