2011-03-16_GENERAL DOCUMENTS - C1980007

• Permit No: C1980007
• IBM Index Class Name: GENERAL DOCUMENTS
• Doc Date: 3/16/2011
• Doc Name: Historic Record Study Area 2010 Sampling
• From: Savage & Savage
• To: DRMS
• Permit Index Doc Type: Vegetation
• Email Name: TAK
• Media Type: D
• Archive: No

TABLE OF CONTENTS
Page
EXECUTIVE SUMMARY 1.
1.0 INTRODUCTION 1.
2.0 PRECIPITATION REGIME (2010) 2.
3.0 METHODS 3.
3.1 Sampling Design 3.
3.2 Field Sampling 3.
3.2.1 Timing 3.
3.2.2 Vegetation Cover 4.
3.2.3 Herbaceous Production 4.
3.2.4 Woody Plant Numbers 4.
3.2.5 Species Composition 5.
3.3 Sample Numbers/Sample Adequacy 5.
3.4 Species Identification and Verification 5.
4.0 RESULTS 5.
4.1 Quantitative Evaluation 6.
4.1.1 Vegetation Cover 6.
4.1.2 Herbaceous Production 7.
4.1.3 Woody Plant Numbers 7.
4.1.4 Species Composition 7.
5.0 DISCUSSION AND CONCLUSIONS 8.
5.1 2010 Precipitation Regime 8.
5.2 Precipitation Regime During the 2000-2010 Period 8.
5.3 Changes in the HRSA Vegetation Community: Trends 8.
5.3.1 HRSA Vegetation Cover: 1996-2010 9.
5.3.2 HRSA Herbaceous Production: 1996-2010 9.
5.3.3 HRSA Woody Plant Numbers: 1996-2010 9.
5.3.4 HRSA Species Composition: 1996-2010 10.
5.4 Comparative Vegetation Community Sampling at the West Elk Mine 10.
6.0 SUMMARY AND RECOMMENDATIONS 11.
6.1 Total Vegetation Cover 12.
6.2 Total Herbaceous Production 12.
6.3 Woody Plant Density 13.
6.4 Species Composition 12.
7.0 LITERATURE CITED 14.
8.0 FIGURES AND TABLES 15.