Faxonius rusticus
Faxonius rusticus
(Rusty Crayfish)
Crustaceans-Crayfish
Native Transplant

Impact ID9399
Impact TypeFood Web
Study TypeAnecdotal
Study LocationN/A
Impact DescriptionFaxonius rusticus has a range of ecological impacts on introduced environments, increased predation on snails, native and threatened bivalves, reduction of macrophyte abundance, reduction of sport-fish abundance, reduction of macroinvertebrate abundance, increases in periphyton activity, and other cascading trophic interactions. “The wide range of impacts associated with O. rusticus, its aggressive nature, rapid expansion rates, dense populations, and ability to spread through bait trade make it a very problematic aquatic invasive.”
Reference42874
Great Lakes RegionNo
Cost 
Location 

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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/9/2024].

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