The Great Lakes Hydrilla Collaborative Technical Webinar Series will continue on Tuesday, September 25 from 2:00pm-3:00pm EDT. Mark Warman, Hydrilla Project Coordinator with the Cleveland Metroparks, will present A Hydrilla Project in Ohio’s Lake Erie Basin: Detection, Control and Prevention. Mark will provide a case study on Cleveland Metroparks’ early detection, control, and prevention efforts at several sites in Northeast Ohio. The webinar will also include a discussion of herbicide treatment in hydrologically-dynamic waterbodies, evidence to halt treatment and monitoring, and the effort to build a regional surveillance network. Please send an email to to register or for more information.

The website is