Who manages the birdwatching site found south of the dam originally known as the Boulder Dam?
Topock Marsh The Topock Marsh is one of the larger birdwatching sites found in the Lower Colorado River Valley, found from south of Hoover Dam to the Colorado River Delta in Mohave County, Arizona. This public land is managed by the US Fish and Wildlife Service, and available to the public for recreational purposes.
Audubon National Wildlife Refuge Complex The Audubon National Wildlife Refuge Complex is located in the U.S. state of North Dakota and consists of numerous National Wildlife Refuges, all of which are managed by the U.S. Fish and Wildlife Service but most of which are on private property, and are known as Easement refuges. Landowners generally agree to abide by regulations imposed by the U.S. Government. The refuges are located in the central sections of North Dakota. The complex is managed from the Audubon National Wildlife Refuge and includes the following National Wildlife Refuges: