Brits have already been warned about the danger it imposes to our wildlife. The small river creature is known as the American signal crayfish, which was brought over to the UK in fish farms in the 70s ...

Most of the farmed crawfish comes from rice fields in one small area of Cajun country. There, the industry is fairly new. In the 1980s, rice farmers experimented with cultivating crawfish in their ...

The Miami cave crayfish is a relatively small, freshwater, subterranean crayfish that is found only in large holes, cavities and caves along the Atlantic Coastal Ridge. It is an opportunistic omnivore ...

The Black Creek crayfish is colorful, with a black carapace, a white or yellow dorsal stripe and a rust-colored abdomen with black stripes. The species occupies a small range in the lower St. Johns ...

Andrew Leech catches North American signal crayfish from the River Kennet The species - which are like small, freshwater lobsters - was originally brought to the UK 50 years ago to be farmed for ...

The American Signal Crayfish eats a wide range of invertebrates and small fish, and carries crayfish plague, which destroys the native white clawed crayfish population. But South West Water's ...

Two months later, crayfish fry was introduced into the ponds ... three aquatic farming students from the college to transform a small cabin near the ponds into an office for monitoring water ...