Paris Collingsworth has joined IISG as the new Great Lakes ecosystem specialist. He is working with the U.S. EPA Great Lakes National Program Office to improve access to and sharing of Great Lakes data and research, develop indicators, and develop products and programs to sustain or improve ecosystem health.

Paris has a background in statistical and computer modeling and comes to IISG from a post doc position at the USGS Great Lakes Science Center where he was involved in building models describing how primary productivity patterns and climatic variables influence fish recruitment across the Great Lakes. He has a PhD in evolution, ecology and organismal biology from Ohio State and an MS in zoology from Southern Illinois University.

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Celebrate Earth Day with freshwater science and good conversation! Join Illinois-Indiana Sea Grant, the Northwestern Center for Water, Loyola University researcher Tim Hoellein, and IISG’s Sarah Zack for Science Sips: Trash Talk about Chicago Waterways. Learn what research reveals about litter and trash in Lake Michigan and Chicago waterways and what we can do to help.Plus, enjoy Great Lakes trivia games!📅 April 22, 2026⏰ 7–9 PM📍 Sketchbook Brewing Company, Evanston Tap RoomCome curious and ready to test your Great Lakes knowledge!
Find us at Chicago Comic & Entertainment Expo, March 27–29! We’re linking Subnautica with Great Lakes science through fun, hands‑on activities about food webs, invasive species, and aquaponics.Come geek out with us! 🔗 in bio for event info