A continental survey of Trumpeter Swans is conducted every 5 years. In 2010, the population has increased to 46,200 trumpeters on the continent; 26,790 in Pacific Coast Population; 9,600 in Rocky Mountain Population; and 9,800 in the Interior Population (east-central North America, including Wisconsin). Five years ago, the interior count was 4,647. Noel Cutright, Ozaukee County #################### You received this email because you are subscribed to the Wisconsin Birding Network (Wisbirdn). To UNSUBSCRIBE or SUBSCRIBE, use the Wisbirdn web interface at: //www.freelists.org/list/wisbirdn To set DIGEST or VACATION modes, use the Wisbirdn web interface at: //www.freelists.org/list/wisbirdn Visit Wisbirdn ARCHIVES at: //www.freelists.org/archives/wisbirdn