The P.E.I. Invasive Species Council is raising concerns about a plant spreading through waterways. It’s being found in several parts of the province — and so far, nowhere else in the Maritimes. CBC’s Sheehan Desjardins explains. »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS For breaking news, video, audio and in-depth coverage: https://www.cbc.ca/news Follow CBC News on TikTok: https://www.tiktok.com/@cbcnews Subscribe to CBC News on Snapchat: https://bit.ly/3leaWsr