Place: Swale National Nature Reserve near Shellness, Isle of Sheppey
Dates: 4 May 2015.
Place: Shapwick Moor, Somerset Levels
Dates: 11 October 2016.
[Circus aeruginosus, Family Accipitridae, Order Accipitriformes, Wikipedia Entry: Western marsh harrier]
The sound of the marsh harrier (borrowed from the Xeno-Canto website, recordist Patrik Åberg)
Distribution and sightings of the marsh harrier across the British Isles (borrowed and modified from the Bird Atlas Mapstore).
Marnix's Bird Gallery 