Lacreek National Wildlife Refuge is a National Wildlife Refuge of the United States located in South Dakota. It covers 16,410 acres (66.4 km2) and is managed by the United States Fish and Wildlife Service. Resident mammals include pronghorn, white-tailed deer, mule deer, coyote, and badger. Waterways in the refuge are habitat for fish such as the yellow perch, northern pike, and many smaller species. They are a food source for many of the local birds. The refuge allows fishing and hunting in limited areas and in season.