Tensas River National Wildlife Refuge Tensas River National Wildlife RefugeStation reference point No Waterfowl Hunting Area (Special regs)10,343 acres Open Unit (Special regs)53,568 acres Reforested Area (Special regs)5,756 acres Reforested Area - No Waterfowl Hunting (Special regs)5,445 acres Closed Unit (Closed)2,737 acres