Add Yahoo as a preferred source to see more of our stories on Google. The Okanagan crayfish (Pacifastacus okanaganensis) from the British Columbia Interior and Washington state has a new description.

Researchers at the University led by Eric Larson, professor in ACES, made a groundbreaking discovery pertaining to the Signal Crayfish. They found there are two distinct species of crayfish residing ...

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KNOXVILLE, Tenn. (WATE) — A new species of crayfish may have been discovered by two Tusculum University students, according to a release from the school. The Tennessee Wildlife Resources Agency is ...

For decades, the signal crayfish has been an ecological troublemaker. It is invasive and widespread across Europe, Asia, and parts of the United States. Recently, researchers at the University of ...

Image from Virginia Tech researcher Bryan Brown’s kayaking trip on the New River. Photo courtesy of Bryan Brown. This past fall, Virginia Tech researcher Bryan Brown took to the rushing waters of the ...

MIAMI— Following a legal victory by the Center for Biological Diversity, the U.S. Fish and Wildlife Service today proposed to list the Miami cave crayfish as threatened under the Endangered Species ...

SPRINGFIELD, Ill. (KFVS) - The Illinois Department of Natural Resources is reminding the public that importing and possessing live red swamp crayfish, also known as crawfish, is illegal in Illinois.

A Louisiana red swamp crayfish spreads its claws in a threat display. This crayfish was found in Fairfield, Ohio, hundreds of miles from its native range. A lazy summer day is a perfect time to head ...

Crossbreeding between 2 non-native, invasive crayfish species has been found in the Juniata River basin of central Pennsylvania, raising concerns that the hybridization could help the invaders gain an ...

The Oregon Department of Fish and Wildlife says it’s gotten reports of the invasive Northern crayfish found in the Ashland Canal. This species is native to the Midwest, but has also been found in ...