Pre-hunting-season banding of mallards and black ducks: progress report, 1959 and 1960
Robert I. Smith, Aelred D. Geis, United States. Bureau of Sport Fisheries and Wildlife, U.S. Fish and Wildlife Service
U.S. Dept. of the Interior, Fish and Wildlife Service, Bureau of Sport Fisheries and Wildlife, 1961 - Bird banding - 29 pages
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1960 Hunting Season Area Adults Immatures banded at Perch Banded Recovered Rate banded samples Bander and Location banding program banding station black ducks banded Canadian kill cd 4J cent of Total cent Relative Recovery Central Flyway CM CO 00 CM r-l CM rH Direct Band Recoveries Direct Recovery Banded direct recovery rates Distribution of Direct estimate Hunting Season Recoveries Lake National Wildlife mallards and black Mallards Banded Manitoba Medicine Lake Mississippi Flyway National Wildlife Refuge northern United Number Banded Number Number Direct Recovery Number Number Direct Number of Recoveries Pacific Flyway percent Perch Lake pre-season population r-l CM Rate Per cent Rates by Regions Recoveries and Relative Recoveries Per cent Recoveries Recovery Rate Recovery Area Adults Recovery Banded Recovered Recovery Rate Number Regions for Mallards Relative Recovery Rate season banding Season Recoveries Combined shot than adults southern areas table 12 waterfowl Wing Collection Survey