Ron McAdow photographed the following ducks on the Sudbury River, along River Road in Wayland: tufted duck, lesser scaup, ring-necked duck, and hooded merganser. View the images for their identification.
Greg Dysart photographed a lesser scaup (left) and a tufted duck (right) on the Sudbury River in Wayland. The tufted duck, an occasional visitor along the coasts of North America, is generally a resident of Europe and Asia. Greg thanks John Hines for reporting the bird to the Massachusetts Birding List.