Table of Contents 
List of Tables. iii 
List of Figures.viii 
Abstract. lx 
Data Included. 2 
Part l--Distribution of Direct Recoveries of Ten Species. ... 3 
Method of Analysis .. 3 
Results. .. 3 
Mallards. 3 
Gadwalls.* . . . 4 
American widgeons . .. 5 
Green-winged teals. 5 
Blue-winged teals . 5 
Shovelers . 6 
Pintails. 6 
Redheads. 7 
Canvasbacks ..... . 7 
Lesser scaups . 8 
Discussion. 8 
Part 2--Distribution of Recoveries From Mallards Banded 
As Locals. 11 
Method of Analysis. 11 
Banding Data. 12 
Effect of capture methods. 12 
Geographical distribution . . . 12 
v Chronology. 13 
Sex ratios. 13 
Relation Between Reference Areas of Banding and Harvest 
Area. 14 
Northern Pacific group. 14 
Western United States group . 14 
Western Interior Canada group . 14 
Northern Plains group . 15 
West-central United States group. 15 
Eastern Prairie and Great Lakes group . 15 
Eastern Great Lakes group . 16 
Atlantic group.* .. 16 
Recovery Patterns. 17 
Annual variation.'. 17 
Sex and age variation . .. 19 
Recovery Rates. 21 
Summary and Conclusions . 23 
Literature Cited. 26 
iii 
