Common Merganser

Steve Forman photographed common mergansers and wood ducks on the Sudbury River in Framingham.

Steve Forman photographed these common mergansers and wood ducks on the Sudbury River in Framingham.

Steve Forman photographed common mergansers, a mute swan, a ring-necked duck, and bald eagles at Hager Pond in Marlborough.

Steve Forman photographed bald eagles, common mergansers, a bufflehead, common goldeneyes, and hooded mergansers at the Sudbury Reservoir in Southborough.

Steve Forman photographed common mergansers, Canada geese, great blue herons, and a tree swallow at Grist Mill Pond in Sudbury.

Steve Forman photographed a ring-billed gull, a muskrat, and common mergansers at Hager Pond in Marlborough.

Ron McAdow photographed a pair of mating common mergansers in Lincoln.

Steve Forman photographed a ruddy duck, common mergansers, and a lesser scaup at Hager Pond in Marlborough.

Steve Forman photographed a common merganser, mute swans, a Canada goose, a hooded merganser, a greater scaup, and ring-necked ducks at Hager Pond in Marlborough.

Steve Forman photographed a bald eagle and common mergansers on the Sudbury Reservoir in Southborough.