Hooded Merganser

Gail Sartori photographed this hooded merganser in Stow.

Vin Cerrati photographed eastern bluebirds, hooded mergansers, and ring-necked ducks in Westborough.

Jon Turner photographed these hooded mergansers in Harvard.

Steve Forman photographed hooded mergansers, tree swallows, buffleheads, and ring-necked ducks at MacCallum Wildlife Management Area in Northborough.

Steve Forman photographed a common grackle, a pair of hooded mergansers, and a pair of wood ducks at MacCallum Wildlife Management Area in Northborough.

Joan Chasan photographed these hooded mergansers in Wayland.

Steve Forman photographed hooded mergansers on the Sudbury Reservoir in Southborough.

Steve Forman photographed a bald eagle, a common merganser, hooded mergansers, ring-necked ducks, and a ruddy duck at the Sudbury Reservoir in Southborough.

Gail Sartori photographed these hooded mergansers at Mill Pond in Maynard.

Steve Forman photographed hooded mergansers and common mergansers at Foss Reservoir in Framingham.