The red-swamp crayfish, Procambarus clarkii, has negatively impact the flora and fauna of freshwater ecosystems around the world, including those in Japan. In a new study now, researchers dive deep to ...

The crayfish likely entered the hatchery through contaminated water or released pets. The DNR is working to contain the infestation and monitor nearby lakes. Red swamp crayfish are prohibited in ...

Invasive red swamp crayfish have infiltrated a west Michigan fish hatchery, the Michigan Department of Natural Resources said Thursday. The hatchery staff found two carcasses of "unusual crayfish" ...

Royal Oak — Knee deep in a pond behind Royal Oak High School, Mikela Dean split open a tubular wire trap she had extracted from the mucky water. Nothing inside. Again. Dean, watershed ecologist for ...

Michigan residents are reminded to clean, drain, and dry boats and equipment to prevent the spread of invasive species. Grass carp, red swamp crayfish, and New Zealand mudsnails are among the invasive ...

The Michigan Department of Natural Resources recently confirmed the presence of invasive red swamp crayfish in an outdoor muskellunge rearing pond at Wolf Lake State Fish Hatchery in Mattawan, Van ...

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Procambarus clarkii is a crustacean species native to American freshwater bodies. Brought to Japan in the 1920s as a feed for frogs, this crustacean has slowly taken over the Japanese freshwaters by ...

MATTAWAN, Mich. (WOOD) — The Michigan Department of Natural Resources says invasive red swamp crayfish were found in an outdoor pond at the Wolf Lake State Fish Hatchery in Van Buren County. The DNR ...

The red-swamp crayfish Procambarus clarkii is a highly invasive species native to American freshwaters but has also invaded many freshwater ecosystems around the world. Now, researchers conducted a ...