Place: Noss, Shetland Islands
Date: 10 June 2018.
Place: Bressay, Shetland Islands
Date: 10 June 2018.
Place: Mousa, Shetland Islands
Date: 11 June 2018.
Place: Lerwick Harbour, Shetland Mainland
Date: 17 June 2018.
[Somateria mollissima, Family Anatidae, Order Anseriformes, Wikipedia Entry: Common eider]
The sound of the eider duck (borrowed from the Xeno-Canto website, recordist Ruud van Beusekom)
Distribution and sightings of the eider duck across the British Isles (borrowed and modified from the Bird Atlas Mapstore).
Marnix's Bird Gallery 