Blethisa multipunctata is a species of ground beetle native to Europe.Fauna EuropaeaCarl H. Lindroth 1974 Coleoptera. Carabidae. Handbooks for the Identification of British Insects Vol 4 Part 2. Royal Entomological Society, London pdf The habitat is stream, river and lake margins. It is amphibious, able to hunt below water for up to an hour. It is commonly known as the multidotted ground beetle.
References