- Source: Merganser (disambiguation)
A merganser is a fish-eating duck of the genus Mergus – also known as the "typical mergansers" – in the subfamily Anatinae.
Merganser may also refer to:
MV Merganser, a bulk carrier of the Canadian Forest Navigation Group
HMS Merganser, also known as RNAS Rattray, a former Royal Navy air station
USFS Merganser, a United States Bureau of Fisheries and (as US FWS Merganser) Fish and Wildlife Service fishery patrol boat in commission from 1919 to 1942
USS Merganser, various United States Navy ships
Hooded merganser, a species of duck of the genus Lophodytes
Percival Merganser, a light civil transport aircraft of the late 1940s
Smew, a species of duck of the genus Margellus also known as the white merganser
