20- CATALOGUE OF CANADIAN BIRDS. 



Anas boschas. 



MALLARD. 



This species breeds abundantly in British Columbia, and is 

 abundant eastward to the longitude of Hamilton, from which 

 point its numbers decrease, until in the Maritime Provinces 

 very few examples are met with. It goes as far north as Hudson's 

 Bay, and south, in winter, to Central America. 



Anas obscura. 



BLACK DUCK. 



Abundant in the eastern half of Canada especially in the 

 Maritime Provinces but rare in Manitoba, and absent from the 

 Plains. 



It breeds as far north as Central Labrador, and south to the 

 St. Clair Flats, Ontario. 



Anas strepera. 



GADWAL.L,. 



Mr. THOMPSON has reported this species as rare in Manitoba, 

 though Dr. COUES, when on the boundary survey, found it abun- 

 dant along the Red River Valley, and thence to the Rockies. 

 Prof. MACOUN reports it as abundant in the Lakes of Assiniboia 

 and Saskatchewan, and Mr. FANNIN considers it fairly abundant 

 in British Columbia ; while from Manitoba to the Atlantic it is 

 very seldom met with. 



It has been taken in Slave Lake and Hudson's Bay. 



Anas penelope. 



WIDGEON. 



A straggler from the Eastern Hemisphere, occasionally found 

 along the Atlantic coast 



