It is one of the most-feared invasive aquatic plants, and it's back. This time in one of Maine's treasured lakes. Maine Watch with Jennifer Rooks looks at the battle to stop the spread of Hydrilla. Plus, how one woman's quest to save unwanted medical supplies has turned in to a mission to help patients in third-world countries.

Get up to speed on efforts to combat other invasive plant species statewide on this week's Maine Watch.

Visit the Maine DEP website

Visit the Maine Volunteer Lake Monitoring Program website

Visit the Partners for World Health website

Visit the Maine Watch with Jennifer Rooks web page

[This program originally aired July 1, 2010]