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Table 11 Hamilton Mine - Vegetation Cover - 2011 <br />Sagebrush Reference Area B <br />Raw Data Percent Ground Cover Based on Point - Intercept Sampling <br />1 4 7 10 13 1 16 19 22 25 28 1 31 34 <br />37 <br />40 <br />43 <br />Average <br />Cover <br />Relative <br />Cover <br />Freq. <br />Transect No. -> I <br />Grasses and Grass -likes <br />N P Agropyron smith// Western Wheatgrass <br />N WP Boute %oua gracilis Blue Grama <br />I A Bromus tectorum Cheatgrass <br />15 <br />6 15 <br />2 8 <br />5 8 <br />1 <br />1 <br />2.53 <br />1.40 <br />0.13 <br />12.30 <br />6.80 <br />0.65 <br />33 <br />13 <br />13 <br />N WP Hilana jamesii James' Galleta <br />N P Oryzopsis hymenoides Indian Ricegrass <br />N P Sitanion hystrix Botdebrush Squirreltail <br />8 <br />3 2 8 <br />2 <br />4 11 2 2 3 <br />1 7 <br />2 <br />3 <br />5 <br />0.53 <br />0.67 <br />3.00 <br />2.59 <br />3.24 <br />14.56 <br />7 <br />20 <br />73 <br />N WP Sporobo /us cryptandrus Sand Dropseed <br />N P Stipa comata Needle and Thread <br />1 <br />1 <br />1 <br />9 <br />2 <br />0.87 <br />_ 0.07 <br />4.21 <br />0.32 <br />27 <br />7 <br />Forbs <br />I A Porto /aca oleraceas Shaggy P <br />1 3 <br />1 2 1 <br />l <br />1 <br />I 0.13 <br />0.65 <br />13 <br />Sub - shrubs <br />N P Gutierrezia sarothrae Broom Snakeweedl 1 4 8 I 3 2 I 3 <br />2 <br />1 1.53 1 7.44 L 47 <br />Shrubs & Cacti <br />N P Artemisia tridentata var. wyo. Wyo. Big Sagebrush' <br />N P Ahrp /ex canescens Fourwing Saltbush <br />5 11 6 8 4 <br />2 <br />11 8 15 15 9 <br />10 <br />11 <br />10 <br />15 <br />I 9.20 <br />0.13 <br />44.66 <br />0.65 <br />93 <br />7 <br />Mean <br />Total Plant Cover <br />22 24 21 23 21 <br />20 23 19 20 20 <br />21 16 <br />26 <br />18 <br />15 <br />20.60 <br />Rock <br />Litter <br />Bare ground <br />1 0 6 1 2 <br />33 53 41 35 21 <br />44 23 32 41 56 <br />0 1 2 0 1 <br />20 37 25 28 35 <br />60 39 54 52 44 <br />1 0 <br />22 40 <br />_ 56 44 <br />1 <br />28 <br />45 <br />0 <br />31 <br />51 <br />0 <br />13 <br />72 <br />1.07 <br />30.80 <br />47.53 <br />Total Perennial Cover (excluding noxious weeds) 21 24 21 23 21 <br />1 20 23 19 20 20 <br />1 21 15 <br />25 <br />17 <br />15 <br />1 20.33 <br />Sample Adequacy Calculations <br />Plant Cover Mean = 20.60 t = 1.3450 <br />Variance = 8.40 nmin = 3.58 <br />n = 15 <br />Diversity <br />No. of Perennial Grasses (3% - 40% Rel. Cover) = 5 <br />No. of Perennial Forbs (3% - 40% Rel. Cover) = 0 <br />0 <br />N <br />