Photographed June 1994 at Lower Klamath National Wildlife Refuge, Siskiyou County, California; Adult on floating nest

Photographed June 1994 at Lower Klamath National Wildlife Refuge, Siskiyou County, California; Female with brood

Photographed June 2007 at Tule Lake National Wildlife Refuge, Siskiyou County, California; Tule Lake Refuge Visitor Center released bird

Photographed January 2007 at Lower Klamath National Wildlife Refuge, Siskiyou County, California; Perched on snag

Photographed January 2007 at Lower Klamath National Wildlife Refuge, Siskiyou County, California; Perched on snag

Photographed June 1996 at Tule Lake National Wildlife Refuge, Siskiyou County, California; Nestling and egg

Photographed May 1992 at Lower Klamath National Wildlife Refuge, Siskiyou County, California

Photographed June 1996 at Tulelake National Wildlife Refuge, Siskiyou County, California; Adult with nestling underneath

Photographed June, 1993 at Lower Klamath National Wildlife Refuge, Siskiyou County, California; closeup of immature bird swimming

Photographed May 1992 at Lower Klamath National Wildlife Refuge, Siskiyou County, California