BOAT SALES & SERVICE ON LAKE KOOCANUSA An official Mercury parts dealer in the East Kootenays and dealer for MirroCraft fishing boats, Montego Bay pontoon boats and Stingray sport boats. Sales We have a superior collection of watercraft. Allow us to help make your dream a reality. Services View our wide range of marine services we offer on Lake Koocanusa. Parts As an official Mercury dealer, we are the best way to find what you are looking for.