Crayfish play a pivotal role in freshwater ecosystems, acting as both keystone species and bioindicators of aquatic environmental health. Their ecological functions range from nutrient cycling to ...

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" ...

It is not a fair battle: Two scientists on a tiny boat against one of the world's most invasive species. For the past six years, Loyola University Chicago ecologist Reuben Keller and his students have ...

Birders inadvertently provided researchers at Loyola University with a key bit of documentation related to invasive species ...

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 ...

MATTAWAN — The Michigan Department of Natural Resources has confirmed the presence of invasive red swamp crayfish in an outdoor muskellunge rearing pond at Wolf Lake State Fish Hatchery in Van Buren ...

The Oldham Times reported that volunteers discovered the American signal crayfish while cleaning up the River Beal. The "big" creature caused excitement among the kids helping out. In the 1960s, the ...

MATTAWAN, MI — The Michigan Department of Natural Resources is attempting to figure out how an invasive crayfish entered a pond at one of its fish hatcheries. On Thursday, July 24, the DNR said it ...

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 ...

Red Swamp Crayfish are typically found in the Southern U.S., but the Michigan DNR says the species has also been found in a Muskellunge rearing pond. VAN BUREN COUNTY, Mich. — The Michigan Department ...