Framlingham Environmental - Crayfish site moniyoring and trapping - Crayfish Traps, White-Clawed Crayfish, Signal Crayfish, Environment Agency

Crayfish release to improve river health in the Central Apennines

Maryland Biodiversity Project - Rusty Crayfish (Faxonius rusticus)

Norfolk Rivers Trust Press release: Saving Norfolk's White-Clawed Crayfish

Crayfish Check: Initial Investigation for Invasives Shows All Clear

Crayfish 'trapping' fails to control invasive

Rescued endangered species moved to safe haven

Claws for Thought: Saving North Yorkshire's Native Crayfish

White Clawed Crayfish - SureScreen Scientifics

Bad 'dads: Crawdads of Kodiak. A conversation about crayfish in Alaska, by U.S.Fish&Wildlife Alaska, Updates from the U.S. Fish and Wildlife Service

White-clawed crayfish Thomson Environmental Consultants

White-clawed crayfish The official blog for the North York Moors National Park