1940 



von Tome, H. 1940. Etwas vom Mittelsager. Beitr. Fortpf. Vogel 16: 173-180. 



1939 



Munro, J. A. and W. A. Clemens. 1939. The food and feeding habits of the Red- 

 breasted Merganser in British Columbia. J. Wildl. Manage. 3: 46-53. 



White, H. C. 1939. The food of Mergus serrator on the Margaree River. Nova 

 Scotia J. Fish Res. Bd . Can. 4: 309-311. 



1938 



Wilhjelm, 0. 1938. Vore ynglende Skalleslugeratern. Dan. Ornithol. Foren. 

 Tidsskr. 32: 101-153. 



1937 



Burdet, A. 1937. Troisieme cas de nidification du harle huppe ( Mergus serra- 

 tor L.) en Hollande. Ardea 26: 111-115. [In French.] 



Johnson, R. A. 1937. Tapeworm in young Red-breasted Merganser. Auk 54: 383. 



Loppenthin, B. 1937. Toppet Skallesluger , Mergus serrator , ynglende ved fersk- 

 vand. Dan. Ornithol. Foren. Tidsskr. 31: 152-153. [In Danish.] 



1925 



Colraan, H. R. and H. Boase. 1925. Courting display of the Red-breasted Mergan- 

 ser on salt water. Brit. Birds 18: 313-316. 



1 912 



Strong, R. M. 1912. Some observations on the life-history of the Red-breasted 

 Merganser, Mergus serrator Linn. Auk 29: 479-488. 



437 



