1971 



Bengtson, S.-A. 1971. Food and feeding of diving ducks breeding at Lake 

 Myvatn, Iceland. Ornis Fenn. 48: 77-92. 



Bergman, G. and K. 0. Donner. 1971. Wind drift during the spring migration 

 of the Common Scoter ( Melanitta nigra ) and Long-tailed Duck ( Clangula 

 hyemalis ) . Vogelwarte 26: 157-159. 



Ferguson, A. 1971. Notes on the breeding of the Common Scoter, Melanitta 

 nigra L. , in Ireland. Irish Nat. J. 17: 29-31. 



Jogi, A. 1971. Zum Mauserzug der Schellente ( Bucephala clangula ) und Trauer- 

 ente ( Melanitta nigra ) in der Estnischen SSR. Ornithol. Mitt. 23: 65-67. 



1970 



Blomberg, L. 1970. [Common Scoter swimming under water.] Fauna 23: 300-301. 

 [In Norwegian with English summary. ] 



Ruttledge, R. F. 1970. Winter distribution and numbers of Scaup, Long-tailed 

 Duck and Common Scoters in Ireland. Bird Study 17: 241-246. 



White, R. V. 1970. Inland flighting of Common Scoter. Brit. Birds 63: 253-254. 



1969 



Drenckhahn, D. 1969. Mauser und Vorkommen von Edierente, Somateria mollissima , 

 Trauerente , Melanitta nigra , und Samtente , Melanitta fusca , wahrend der 01- 

 pest im Herbst 1968 an der Nordseekuste Schleswig-Holsteins. Corax 3: 23- 

 30. [In German.] 



1968 



Goethe, F. 1968. The effects of oil pollution on marine and coastal birds. 

 Helgo. Wiss. Meeresunters 17: 370-374. 



1967 



McGilvrey, F. B. 1967. Food habits of sea ducks from the northeastern United 

 States. Wildfowl Trust Annu. Rept. 18: 142-145. 



1966 



Bengtson, S.-A. 1966. Observationer rorande sjoorrens ( Melanitta nigra ) sexu- 

 ella beteende pa hackplatsen med speciellt avseende pa lekgruppsbeteenden. 

 [Observations on the sexual behaviour of the Common Scoter ( Melanitta nig - 

 ra ) on the breeding grounds, with special reference to courting parties.] 

 Var Fagelvarld 25: 202-26. [In Swedish with English summary.] 



364 



