Anyone have an idea as to the ratio of Herring Gulls to Ring-billed Gulls at this time of year? Let's say you see 1,000 gulls on the ice in Lake Michigan in Milwaukee in mid-February. How many of them are likely to be Ring-billed Gulls? Thanks! Bernie Sloan Milwaukee #################### 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.