Enjoy a hands-on experience, learn fishing techniques and catch BIG fish! Flathead Lake Monster Charters offers both full and half-day charters on beautiful Flathead Lake. All tackle is provided, and fish cleaning is included. Kids under 12 are free. Flathead Lake Monster Charters operates on a 23 foot Grady-White Gulfstream boat (with an enclosed cabin/porta potty) out of Hidden Harbor in Woods Bay. Captain Hank has been fishing Flathead Lake for 20 years, the last 10 as a Monster Charter Guide. Flathead Lake Monster Charters practices catch and release of trophy fish—customers receive a free t-shirt for releasing any fish over 36 inches!