72 GEOGRAPHICAL DISTRIBUTION 



Bernicla leucopsis. 

 Bernida brenta. 

 Mergus albellus. 

 Somateria speddbilis. 

 Fuligula nigra. 

 Fuligula fusca. 

 Fuligula dangula. 

 Fuligula glacialis. 

 Fuligula marila. 

 Alca alle. 

 Colymbus glacialis. 

 Puffinus griseus. 



Twenty-two of these species are more or less common winter 

 visitors to the three kingdoms, and are represented in summer by 

 few or many residents, as the case may be, that remain to breed, 

 twelve of them in England, Scotland, and Ireland : 



Circus cyaneus, 

 Strix brachyotus, 

 Fringilla spinus, 

 Anas boschas, 

 Anas dypeata, 

 Anas crecca, 

 Anas strepera, 

 Fuligula cristata, 

 Fuligula ferina, 

 Tringa alpina, 

 Scolopax rusticola, 

 Charadrius pluvialis ; 



one in England and Scotland only 



Somateria mollissima ; 

 three in Scotland and Ireland only 



Mergus serrator, 

 Anas acuta, 

 Anas penelope ; 



and six in Scotland only 



Emleriza nivalis, 

 Podiceps cornutus, 



