David Pattyn / Tufted duck (Aytha fuligula) female portrait.The Netherlands. April..

David Pattyn / Tufted duck (Aytha fuligula) portrait of a male in breeding plumage. The Netherlands. April..

Laurent Geslin / Tufted Duck (Aythya fuligula) flock overwintering on Lake Leman / Geneva with city in background, Switzerland

Laurent Geslin / Male tufted duck (Aythya fuligula) on water. Walthamstow reservoir, London, UK

Fergus Gill / Tufted duck (Aythya fuligula) male on a loch, with others in the background. Scotland, January

Andrew Parkinson / Tufted duck (Aythya fuligula) male on a tranquil lake in dawn mist. Derbyshire, UK, May. (non-ex)

Steve Knell / Tufted duck (Aythya fuligula) drake on water with Midges (Chironomidae) Iceland. June

Colin Varndell / Drake Tufted duck (Aythya fuligula) in breeding plumage, Gloucestershire, UK, February

David Tipling / Tufted duck male on water, England UK

David Pattyn / Tufted duck (Aythya fuligula) male drake , Valkenhorst Nature reserve, Valkenswaard, The Netherlands, May

David Pattyn / Tufted duck (Aythya fuligula) male and female, Valkenhorst Nature reserve, Valkenswaard, The Netherlands, May

David Pattyn / Tufted duck (Aythya fuligula) female, Valkenhorst Nature Reserve, Valkenswaard, The Netherlands, June