The Yukon Delta National Wildlife Refuge is a United States National Wildlife Refuge covering about  in southwestern Alaska. It is the second-largest National Wildlife Refuge in the country, only slightly smaller than the Arctic National Wildlife Refuge. It is a coastal plain extending to the Bering Sea, covering the delta created by the Yukon and Kuskokwim rivers.
The Yukon Delta National Wildlife Refuge is a United States National Wildlife Area covering roughly  in southwestern Alaska. It is the second-largest National Wildlife Area in the country, only slightly smaller than the Arctic National Wildlife Area. It comprises a coastal plain extending to the Bering Sea, encompassing the delta created by the confluence of the Yukon and Kuskokwim rivers.