It’s crayfish season in Louisiana, but the Pacific Northwest is receiving all the crayfish spotlight. Researchers recently discovered two new species of the crustaceans: the Okanagan crayfish and the ...

The coldwater crayfish is found primarily in the Eleven Point River in southern Missouri. JEFFERSON CITY — The small crustaceans that scuttle among the rocks of Missouri streams and rivers are a key ...

Ontario is dealing with a newly confirmed invasive crayfish in its waters, and authorities have warned that the dark red, ...

A nightmarish eel is invading the Everglades and gobbling up native crayfish, a keystone species that is oblivious to the destructive fish. There’s a new predator lurking in the wetlands of Everglades ...

To the scientists and ecologists working to save them, Australia's Euastacus crayfish species are fascinating, living relics ...