| Kingdom | Animalia |
|---|---|
| Phylum | Chordata |
| Class | Aves |
| Order | Anseriformes |
| Family | Anatidae |
| Genus | Cygnus (1) |
| Size |
Head-body length: 115 - 127 cm (2) Wingspan: 180 - 211 cm (3) |
| Weight |
3.4 - 7.8 kg (3) |
Included in the Birds of Conservation Concern Amber List (medium conservation concern) (3). Receives general protection in Great Britain under Schedule 1 of the Wildlife and Countryside Act and listed under Annex I of the EC Birds Directive. Classified as a Species of European Conservation Concern (4).