Valley News - Cyanobacteria warning issued for Mascoma Lake vnews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from vnews.com Daily Mail and Mail on Sunday newspapers.
Cyanobacteria can produce toxins on the water that can pose a toxic threat to humans, pets, and wildlife, and last month, New Hampshire broke a record for the highest number of advisories ever recorded in May.