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About the Invasive Crayfish Collaborative

Invasive Crayfish Collaboration
Photographer: MN Sea Grant

 

The Invasive Crayfish Collaborative (ICC) brings industry, science, and land management stakeholders together to improve the management of invasive crayfish in the Great Lakes region. It is convened and facilitated by Illinois-Indiana Sea Grant and the Illinois Natural History Survey with funding from the Great Lakes Restoration Initiative.

What’s New

The National Sea Grant Law Center published a report summarizing crayfish regulations in all eight Great Lakes states 

Read the report here.

Scientists work to stop self-cloning crayfish in Burlington, Ont., pond after 1st detection in Canada
The invasive marbled crayfish was discovered last summer in Burlington, and a group of experts have been working to stop the species from spreading.

 

Signal crayfish confirmed in Minnesota
The Minnesota Department of Natural Resources has confirmed the presence of signal crayfish, an invasive non-native species, in Lake Winona.

 

Invasive crayfish crisis: Scientists' quest to protect native habitats
It's not a fair battle: Two scientists on a tiny boat against one of the world's most invasive species.

 

Size-mediated competitive interactions between an invasive and an imperiled crayfish may explain extirpation of the imperiled species
Tripp, N., VanBuren, H., & Reisinger, L. (2024). Size-mediated competitive interactions between an invasive and imperiled crayfish may explain extirpation of the imperiled species. Biological Invasions. https://doi.org/10.1007/s10530-023-03231-z

 

Notes on Possible Range Expansion of Procambarus acutus in Michigan
Smith, K., Walker, S., & Roth, B. (2024). Notes on Possible Range Expansion of Procambarus acutus in Michigan. Northeastern Naturalist, 30(4). https://doi.org/10.1656/045.030.0411 

 

Is chemical control for crayfish in hatchery fish shipments practical?
Allert, A. L., Westrich, D. J., Whites, D. W., Knott, K. K., Storts, N., & DiStefano, R. J. (2023). North American Journal of Aquaculture. https://doi.org/10.1002/naaq.10291

 

Influence of reproductive state and temperature on the functional response of the marbled crayfish, Procambarus virginalis
Sheppard, N. L. M., Pham, J. & Ricciardi, A. (2023). Biological Invasions. https://doi.org/10.1007/s10530-023-03166-5

EVENTS

Click here to view and register for our upcoming webinars, meetings, and other events!

PRODUCTS

Click here to find invasive crayfish products from the ICC and its partners.

JOIN

Interested in learning more about invasive crayfish in the Great Lakes region? Join Us! 

CONTACT

Questions about the ICC or crayfish? Suggestions? Please let us know!