Definition
Cambarus is a genus of freshwater crayfish found primarily in North America. They are a diverse group of crustaceans with many different species. Cambarus crayfish are important components of freshwater ecosystems. They serve as both predators and prey. They are often found under rocks and logs in streams and rivers. Some species are adapted to live in caves. Cambarus crayfish are studied by biologists to understand freshwater biodiversity.