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Forest Health Aerial Overview Survey
Standards for British Columbia

The B.C. Ministry of Forests adaptation of the Canadian Forest Service's FHN Report 97-1 "Overview Aerial Survey Standards for British Columbia and the Yukon"

Prepared by
B.C. Ministry of Forests, Forest Practices Branch and Canadian Forest Service,
Forest Health Network for the Resources Inventory Committee

Version 2.0
June 2000

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Table of Contents

CIP
Preface
Abstract
Acknowledgments
Purpose for establishing standards
Aerial Pest Detection Surveys

Aerial Survey Procedures

Map Processing

Spatial and Attribute Data Capture (Digitizing) Standards

Accuracy

Conclusions
References
Appendix I
Appendix II

List of Tables

Table 1. The biological window for aerial survey mapping of bark beetle-killed tree and defoliator damage in British Columbia and Yukon. Pest codes with a ? indicates that a standard code is not available 
Table 2. The biological window for aerial survey mapping of bark beetle-killed tree and defoliator damage in British Columbia and Yukon. Pest codes with a ? indicates that a standard code is not available
Table 3. Feature Descriptions for 1:100,000 IGDS format aerial overview maps

List of Figures

Figure 1.
Figure 2. Enlargement of original 70 mm photo with examples of LIGHT, MODERATE and SEVERE mortality of lodgepole pine caused by mountain pine beetle
Figure 3. Enlargement of 1:100 000 NTS map showing polygons of mountain pine beetle-killed lodgepole pine and the original 70 mm photo, Elk Creek, Nelson Forest Region 
Figure 4. Enlargement of original 70 mm photo with examples of LIGHT, MODERATE and SEVERE mortality of lodgepole pine caused by mountain pine beetle
Figure 5. Examples of LIGHT, MODERATE AND SEVERE classification of mountain pine beetle infestation (from FIDS General Instructions Manual)
Figure 6. Enlargement of 1:100 000 NTS map showing polygons of Douglas-fir tussock moth defoliation of Douglas-fir and the original 70 mm photo, Lanes Creek, Kamloops Forest Region 
Figure 7. Enlargement of original 70 mm photo with examples of MODERATE, SEVERE and GREY categories of defoliation of Douglas-fir by Douglas-fir tussock moth, Lanes Creek, Kamloops Forest Region
Figure 8. Enlargement of 1:100 000 NTS map showing polygons of western spruce budworm defoliation of Douglas-fir and the original 70 mm photo, Boston Bar, Vancouver Forest Region
Figure 9. Enlargement of original 70 mm photo with examples of LIGHT, MODERATE and SEVERE categories of defoliation of Douglas-fir by western spruce budworm, Boston Bar, Vancouver Forest Region 
Figure 10. Examples of LIGHT, MODERATE and SEVERE defoliation of Douglas-fir by the western spruce budworm (from FIDS General Instructions Manual)
Figure 11. Example of a working (rough) copy of the aerial survey map
Figure 12. Example of a composite map, prior to digitizing

 


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