518 BIRDS ON THE NIAGARA FRONTIER 



A. O. U. No. 



No. in List. 



132. ANAS BOSCHAS. 26 



MALLARD DUCK. 

 Quite common. Breeds in Tonawanda Swamp. Have 

 taken sets. 



133. ANAS OBSCURA. 27 



BLACK DUCK. 

 Common. Breeds. Have taken sets in Tonawanda 

 Swamp. 



135. ANAS STREPERA. 28 



GADWALL, GREY DUCK. 

 Common. Migrant. 



137. ANAS AMERICANA. 29 



BALDPATE, AMERICAN WIDGEON. 

 Occasional. Migrant. 



139. ANAS CAROLINENSIS. 30 



GREENWINGED TEAL. 

 Common. Migrant. 



140. ANAS DISCORS. 31 



BLUEWINGED TEAL. 

 Common. Migrant. 



142. SPATULA CLYPEATA. 32 



SHOVELLER. 

 Occasional. Migrant. 



143. DAFILA ACUTA. 33 



PINTAIL DUCK. 

 Migratory. Quite common on Cattaraugus Creek and 

 Niagara River. 



144. AIX SPONSA. 34 



WOOD DUCK. 

 Is exceedingly rare. Has been known to breed here 

 in times gone by. 



146. AYTHYA AMERICANA. 35 



REDHEAD. 

 Quite common on Niagara River above the Falls. 

 Migrant. 



147. AYTHYA VALLISNERIA. 36 



CANVAS-BACK. 

 Occasional. Migrant. 



