The Mary Jane Thurston State Park boat ramp is a concrete boat ramp located on the Maumee River in Ohio. It is approximately 35 feet wide and has a gradual slope allowing for easy launching and retrieval of boats. The boat ramp can accommodate a variety of watercraft, including motorized boats, canoes, kayaks, and other small watercraft.

The Maumee River is a popular spot for recreational boating and fishing. It is approximately 137 miles long and flows through northeastern Indiana and northwestern Ohio, eventually emptying into Lake Erie. The river is home to a variety of fish species, including walleye, smallmouth bass, and channel catfish.

The information provided above was verified using the Ohio Department of Natural Resources website as of May 2021. It is important to note that regulations and restrictions may change over time, and it is always recommended to check with local authorities or park officials for the most up-to-date information before launching a boat.