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Invasive Species

Salmon (Photo by Jeff T. Green/Getty Images)

DNA Tool Helping Biologists Find Elusive Or Invasive Species

When salmon, salamanders or other aquatic animals shed skin cells, they leave behind traces of their DNA in the water, like clues left behind at a crime scene.

03/03/2015

Japanese Beetles (Photo Credit: Thinkstock)

Smart Phone App Will Help Blow Whistle On Invasive Species

A scientist has developed a smart phone application to help keep track of invasive species.

02/24/2015

Sea squirt from Northern Georges Bank, photo from August 2005. (Photo by Dann Blackwood, USGS)

‘Sea Squirts’ Spreading Off New England

An invasive species known as “sea squirts” has spread on the sea floor off New England, but scientists say it’s not all bad news.

12/03/2010