Oregon and Washington wildlife officials are asking people to keep an eye out for hairy-clawed mitten crabs in the Columbia River. In April, a commercial fisher caught a Chinese mitten crab along the ...

Stephen Smith is a managing editor for CBSNews.com based in New York. A Washington, D.C. native, Steve was previously an editorial producer for the Washington Post, and has also worked in Los Angeles, ...

An invasive freshwater crab species that can cause erosion problems and damage flood control as well as threaten native crab species in Oregon was captured in a river in mid-November, sparking concern ...

Oregon wildlife officials are warning that a highly invasive species of crab has been spotted for the first time in the Pacific Northwest. According to the Oregon Department of Fish and Wildlife, last ...

Scientists have proposed a new approach to combating the invasive Chinese mitten crab population wreaking havoc on the UK's ecosystems. These ravenous predators, noted for their unusually hairy claws ...

This article was republished with permission from WTOP’s news partners at Maryland Matters. Sign up for Maryland Matters’ free email subscription today. The number of blue crabs in the Chesapeake Bay ...