Only non-motorized boats and boats with electric motors are permitted; gasoline or other internal combustion engines are prohibited. If these types of motors are permanently affixed or built into the boat, they must be temporarily rendered inoperable by removing gas tanks, batteries, etc. 

A small boat ramp, located near the dike gate on Mackay Island Road, is available for access into the marshes. All refuge waters, ponds, canals and bays are closed to boating from October 16 through March 14 each year.