1969 



Anderson, B. W. and D. W. Warner. 1969a. A morphological analysis of a large 

 sample of Lesser Scaup and Ring-necked Ducks. Bird-Banding 40: 85-94. 



. 1969b. Evidence from salt gland analysis for convergence of migratory 



routes and possible geographic variation in Lesser Scaup. Bird-Banding 

 40: 198-207. 



Anderson, B. W., T. E. Ketola and D. W. Warner. 1969. Spring sex and age 

 ratios of Lesser Scaup and Ring-necked Ducks in Minnesota. J. Wildl. 

 Manage. 33: 209-212. 



Bartonek, J. C. 1969. Build-up of grit in three pochard species in Manitoba. 

 Wilson Bull. 81: 96-97. 



Bartonek, J. C. and J. J. Hickey. 1969. Food habits of Canvasbacks , Redheads, 

 and Lesser Scaup in Manitoba. Condor 71: 280-290. 



Dirschl, H. J. 1969. Foods of Lesser Scaup and Blue-winged Teal in the Saskat- 

 chewan River delta. J. Wildl. Manage. 33: 77-87. 



Scharf, J. A. 1969. Drowning of Lesser Scaup in drain tile. Loon 41: 56-57. 



19^8 



Anderson, B. W. and D. W. Warner. 1968 ms. A study of supraorbital salt glands 

 from spring Lesser Scaup killed in Minnesota. James Ford Bell Mus . Nat. 

 Hist., Univ. Minnesota/Minneapolis, MN. 17 pp. 



Dindal, D. L. and T. J. Peterle. 1968. Wing and body tissue relationships of 

 DDT and metabolite residues in Mallard and Lesser Scaup ducks. Bull. En- 

 viron. Contam. Toxicol. 3: 37-48. 



1966 



Rogers, J. P. and L. J. Korschgen. 1966. Foods of Lesser Scaups on breeding, 

 migration, and wintering areas. J. Wildl. Manage. 30: 258-264. 



1964 



Longcore, J. R. and G. W. Cornwell. 1964. The consumption of natural foods by 

 captive Canvasbacks and Lesser Scaups. J. Wildl. Manage. 28: 527-531. 



Rogers, J. 1964a. Effect of drought on reproduction of the Lesser Scaup. J. 

 Wildl. Manage. 28: 213-222. 



. 1964b. A decoy trap for male Lesser Scaups. J. Wildl. Manage. 28: 



408-410. 



312 



