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Research and Management of Black Bears in Crater Lake National Park, Oregon, 1974

 

 

Table of Contents

INTRODUCTION

OBJECTIVES

THE STUDY AREA

Geology And Topography

Developments

Climate

Vegetation

METHODS

BEAR-HUMAN RELATIONSHIPS

Pre Dump Closure Activity

Post Dump Closure Activity

Garbage Disposal

Trapping Results

FOOD HABIT STUDIES

TRANSPLANT STUDIES

Results

Discussion

RADIO TRACKING STUDIES

Movements And Home Range Sizes

POPULATION CHARACTERISTICS

Seasonal Activity

Population Estimates

Reproduction

Sport Hunting

Parasites, Diseases, And Abnormalities

PHYSICAL CHARACTERISTICS

Weights And Measurements

Hide Condition

Coloration

RECOMMENDATIONS

REFERENCES CITED

APPENDIX

Report on Numbers, Distribution, Depredations of Bears at Crater Lake National Park

Report on the Bear Problem at Crater Lake National Park

Observations on Black Bears at the Munson Dump, Crater Lake National Park

 

Complete Report (HTML)

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