April, 2014 Black Tern (Chlidonias niger) Note: This map displays only information collected by Minnesota Biological Survey. Minnesota Biological Survey Breeding Bird Locations 0 25 50 12.5 Miles ± MBS bird survey locations County boundaries Bird surveys not yet completed ECS Provinces Laurentian Mixed Forest Province Eastern Broadleaf Forest Province Prairie Parkland Province Tallgrass Aspen Parklands Province MBS bird survey locations
