Place: St. Ninian’s Isle, Shetland Mainland
Date: 9 June 2018.
Place: Bressay, Shetland Islands
Date: 10 June 2018.
Place: Noss, Shetland Islands
Date: 10 June 2018.
Place: Mousa, Shetland Islands
Date: 11 June 2018.
[Cepphus grylle, Family Alcidae, Order Charadriiformes, Wikipedia Entry: Black guillemot]
The sound of the black guillemot (borrowed from the Xeno-Canto website, recordist Hugh Harrop)
Distribution and sightings of the black guillemot across the British Isles (borrowed and modified from the Bird Atlas Mapstore).
Marnix's Bird Gallery 