Kayak Grass River 9:30am (2.5 hrs.), $45 per person - includes tour, kayak, PFD, and paddle for each participant There is no better way to experience Grass River than by paddling its calm waters and enjoying its unique wildlife! On these morning guided tours, visitors explore Grass River by kayak and find out about GRNA’s conservation efforts, wetland plants, and wildlife. Adults and Teens Only. Limited to small groups, must pre-register. Call GRNA to register: 231-492-8793, or email james@grassriver.org. This program meets at the Grass River Center and then walks to the dock to launch kayaks. Kayaks and paddles are provided and ready for you at the dock.