As some of the worst fires in Los Angeles history swept through the Pacific Palisades and Altadena neighborhoods in January ...

Invasive species cost the North American economy $26 billion a year. By outcompeting local plants or animals, invaders reduce ...

The Chesapeake Bay has a lot of blue catfish, and that's a problem. Now lawmakers have a plan, to see if the invasive fish ...

Marine invasive species represent one of the most pressing challenges facing ocean biodiversity today. Their introduction, often facilitated by global shipping, aquaculture and changing climatic ...

Exotic species, the report said, have likely entered the river either as aquaculture escapes or through pet releases.

Law enforcement officers in Canada conducted a “blitz” of inspections in collaboration with officials in the province of ...

Four of the most aggressive invasive species from Latin America have now made their way to Cuba: the lionfish, African ...

While residents enjoy Michigan's Great Lakes, invasive species may be, too. During Aquatic Invasive Species Awareness Week ...

In a special report, USA TODAY NETWORK-Wisconsin examines how federal cuts could impact invasive species monitoring on Lake Michigan.

Invasive species, such as zebra mussels and Eurasian watermilfoil, can threaten the environment, economy and public health, ...