I think he is talking about Lake Mary Crawford which is near Monticello. I do not think anything but fishing and skiing is allowed, no duck hunting.
Lake Mary Crawford
Manager: Jim Foerste
Phone: (601) 587-7853
Location: Lawrence Co. 5 miles west of Monticello on US 84.
Nearest Town: Monticello
Facilities: Restrooms, picnic tables, boat ramp, camping with electrical/water hookups, pavilion, nature trail
Skiing: Sunday, Noon to Sunset