Ring-billed and Boneparte's Gulls

These two gull species are seen near large expanses of open water in the Upper Klamath and Tule Lake Basins. While ring-billed gulls are seen year-round, Boneparte's gulls are present during the spring and summer.

Dave Menke, Tule Lake National Wildlife Refuge, Siskiyou Co., Ca, ( photo blind 1)