Plan for mandatory aquatic invasive species inspections powelltribune.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from powelltribune.com Daily Mail and Mail on Sunday newspapers.
Yellowstone National Park seeks public comment on proposed measures to help stop the spread of aquatic invasive species (AIS) into park waters.
The proposals include a 30-day mandatory dry time for some types of motorized boats and sailboats before entering park waters and the prohibition of wat