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Signal Crayfish Gallery

Choose from 7 pictures in our Signal Crayfish collection for your Wall Art or Photo Gift. All professionally made for Quick Shipping.

Signal crayfish (Pacifastacus leniusculus) Featured Signal Crayfish Image

Signal crayfish (Pacifastacus leniusculus)

Signal crayfish (Pacifastacus leniusculus), a western North American species imported to Europe with harmful effects on native species, now also in Japan. The white patches near the hinge of the claw resembles the white flags used to direct trains, hence the name. Japan

American Signal Crayfish, Astacidae, Crawfish, Crayfish, Crustacean, Decapoda, Displaces Native Species, Europe, Freshwater, Introduced To, Invasive, Invertebrate, Japan, Lake Life, Malacostraca, Naturalised, Pacifastacus, River Life, Riverbed, Shellfish, Stream Life