Team discovers invasive-native crayfish hybrids in Missouri
Christopher Taylor, left, Eric Larson and their colleague Zachary Rozansky, not pictured, report that an invasive crayfish is interbreeding with a native species in the Current River in Missouri.
Christopher Taylor, left, Eric Larson and their colleague Zachary Rozansky, not pictured, report that an invasive crayfish is interbreeding with a native species in the Current River in Missouri.
Photo by L. Brian Stauffer
Sources
217-300-3197
October 8, 2021
 

CHAMPAIGN, Ill. — In a study of crayfish in the Current River in southeastern Missouri, researchers discovered – almost by chance – that the virile crayfish, Faxonius virilis, was interbreeding with a native crayfish, potentially altering the native’s genetics, life history and ecology. Reported in the journal Aquatic Invasions, the study highlights the difficulty of detecting some of the consequences of biological invasions, the researchers say.

Read more from the Illinois News Bureau.