Mustela Vison (IMAGE) Helmholtz Association Caption The American mink (Mustela vison) is a generalist and opportunist predator introduced from North America for the fur farming industry. Meanwhile the European mink (Mustela lutreola), whose range is now restricted to a few fragmented populations, is threatened by the American mink through competition by means of direct aggression. Credit Photo: André Künzelmann/UFZ Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.