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Bibliography Note: |
Includes bibliographical references (page 10). |
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Contents Note: |
Contents: Data used and procedures -- Results -- Summary and conclusions -- Tables. |
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Summary, Etc. Note: |
Abstract: Band recoveries from mallards banded in breeding and wintering areas, weighted to reflect the population sizes the represent, were wintering areas to the harvest in each State and Province. Sources of population data in addtiion to conventional waterfowl breeding population surveys were utilized resulting in larger continent-wide population estimates than those previously published. The estimates of the relative importance of various breeding and wintering areas to the kill in each State and Province are presented in a series of tables. Patterins among States in the similarity or the dissimilarity in the source of harvest are mentioned. |
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Additional Physical Forms: |
Online version: Geis, Aelred D., 1929- Breeding and wintering areas of mallards harvested in various States and Provinces. Washington, U.S. Bureau of Sport Fisheries and Wildlife; for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1971 (OCoLC)625187700 |