Study says grass carp have invaded three of the Great Lakes

Invasive grass carp have reached three of the Great Lakes and pose a significant environmental risk there, but time remains to prevent them from getting out of hand, according to a scientific analysis released Friday.

Look out, invasive species: The robots are coming

Invasive species control is notoriously challenging, especially in lakes and rivers where native fish and other wildlife have limited options for escape. In his laboratory's latest foray into using biomimetic robots to understand ...

Great Plains river basins threatened by pumping of aquifers

Suitable habitat for native fishes in many Great Plains streams has been significantly reduced by the pumping of groundwater from the High Plains aquifer – and scientists analyzing the water loss say ecological futures ...

US allows killing sea lions eating at-risk Northwest salmon

U.S. authorities on Friday gave wildlife managers in Washington, Oregon and Idaho permission to start killing hundreds of sea lions in the Columbia River basin in hopes of helping struggling salmon and steelhead trout.

St Maarten finds local lionfish tainted with toxin

(AP) -- Conservationists in St. Maarten are warning islanders not to eat lionfish after tests found a naturally occurring toxin in the flesh of the candy-striped invasive species, officials said Thursday.

Fish found in suspected tsunami debris boat quarantined

The wreckage of a fishing boat that appears to be debris from the 2011 Japanese tsunami was carrying some unexpected passengers—fish from Japanese waters—when it was spotted off the Oregon coast.

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