Clarks River National Wildlife Refuge is a bottomland hardwood forest located in western Kentucky near Benton. The refuge lies along the East Fork of the Clarks River and is seasonal home to over 200 different species of migratory birds. The bottom lands are dominated with overcup oaks, bald cypress, and tupelo-gum, and the slightly higher, better drained areas are covered with willow oak, swamp chestnut oak, red oak, sweet gum, sycamore, ash and elm.