Wolf Lake State Fish Hatchery December 28, 2022 by Wolf Lake State Fish Hatchery 34270 Co Rd 652Mattawan, MI 49071(269) 668-2696Map Wolf Lake State Fish Hatchery Upcoming Events 9:00 am – 11:00 am, May 3, 2025 – Monthly Beginning Birding Walk 9:00 am – 12:30 pm, May 31, 2025 – ASK Annual Meeting - Please Join Us!