1972 



Molodovsky, A. V. 1972. [On reproduction of Anas clypeata L. in the Gorky 



Reservoir.] Vestn. Zool . 1972: 55-61. [In Russian with English summary.] 



Schlenker, R. 1972. Sommerliche Rast — und Mauserplatze der Loffelente, Anas 

 clypeata , in Schleswig-Holstein. Corax 4: 52-56. [In German.] 



1971 



Seymour, N. 1971. Territorial behaviour of the Shoveler, Anas clypeata , at 

 Delta, Manitoba. M.S. thesis, Univ. Manitoba/Winnipeg, MB. 87 pp. 



Yarker, B. and G. L. Atkinson-Wilkes. 1971. The numerical distribution of 

 some British breeding ducks. Wildfowl 22: 63-70. 



1969 



Harrison, J. 1969. The altitude of a migrating Shoveler. Bull. Brit. 

 Ornithol. Club 89: 72. 



1968 



Swennen, C. 1968. Nest protection of Eiderducks and Shovelers by means of 

 faeces. Ardea 56: 248-258. 



1967 



Dorn, Fr. J. L. (comp.). 1967. Mobile, Ala. 67th Christmas Bird Count. 

 Aud. Field Notes 21: 236-237. 



McKinney, F. 1967. Breeding behaviour of captive Shovelers. Wildfowl Trust 

 Annu. Rept. 18: 108-121. 



1965 



McKinney, F. 1965. The displays of the Shoveler, Blue-winged Teal, and Cin- 

 namon Teal. M.S. thesis, Univ. Minnesota/Minneapolis, MN. 23 pp. 



1964 



Fuller, R. W. and N. E. King. 1964. American Widgeon and Shovel pr breeding in 

 Vermont. Auk 81: 86-87. 



Havlin, J. 1964. [Die Brutdauer bei der Loffelente ( Anas clypeata L.).] 

 Folia Zool. 13: 178-180. [In Czechoslovakian with German summary.] 



1959 



Harrison, J. M. and J. G. Harrison. 1959. Evolutionary significance of cer- 

 tain plumage sequences in Northern Shoveler. Bull. Brit. Ornithol. Club 

 79: 135-142. 



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