Place: London Wetlands WWT, London
Dates: 9 July 2017.
[Mergellus albellus, Family Anatidae, Order Anseriformes, Wikipedia Entry: Smew]
The sound of the smew (borrowed from the Xeno-Canto website, recordist Stuart Fisher)
Distribution and sightings of the smew across the British Isles (borrowed and modified from the Bird Atlas Mapstore).
Marnix's Bird Gallery 