2010-11-01_REPORT - C1991078

• Permit No: C1991078
• IBM Index Class Name: REPORT
• Doc Date: 11/1/2010
• Doc Name: 2010 Phase III Bond Release Evaluation
• From: J.E. Stover & Associates
• To: DRMS
• Permit Index Doc Type: Reveg Monitoring Report
• Email Name: MLT
• Media Type: D
• Archive: No

Table 2 Hone ood - Vegetation Cover - 2010
Relative Cover Summary . ,
Percent Ground Cover Based on Point- Intercept Sampling
Area ->
Mine Area
Mine Area
Sagebrush
Sagebrush
Grassland
1
3
A
B
Grasses and Grass -likes
Reclaimed Areas
Reference Areas
N P Agmpyron smithii Western Wheatgrass
0.22
-
-
13.38
N P Agropyron dasystad*um Thickspike Wheatgrass
0.90
-
-
N WP Aris#da purpurea Purple Threeawn
-
0.74
-
-
-
N WP Bouteioua graci /is Blue Grama
11.31
15.80
2.05
0.33
16.34
I A Bromus tectorum Cheatgrass
6.61
4.32
0.59
3.68
3.05
I P Eiymus junceus Russian Wildrye
1.79
-
-
-
-
N WP Hiada jamesii James' Galleta
2.13
3.33
13.20
4.35
2.22
N P Ofyzopsis hymenoides Indian Ricegrass
14.33
12.72
2.64
2.01
0.55
N P Sitanion hysink Bottlebrush Squirreltail
5.38
6.91
14.37
21.74
-
N WP Sporobo /us cryptandrus Sand Dropseed
5.26
-
-
2.68
-
N P S#pa comata Needle and Thread
23.74
11.36
5.87
-
68.98
Forbs
NW P A FFpTon repens Russian Knapweed
1.46
-
-
-
I P AsTraga /us ricer Chickpea Milkvetch
-
0.12
-
-
-
N P Erigeron pumdus Shaggy Fleabane
-
0.49
1. 76
1.67
0.55
N P Eriogonum sp. Buckwheat
-
-
-
-
0.83
I A Er odium dcutarium Redstem Storksbill
0.34
0.37
-
-
-
N A Heiianthus annuus Common Sunflower
0.22
-
-
-
I A Ranunaius tesdcuiatus Curveseed Butterwort
0.11
-
0.29
-
-
I A Sa /so /a ka/i Russian Thistle
5.26
25.19
-
-
-
I A Sisymbdom a/tissimum Tall Tumblemustard
-
0.25
-
-
0.28
N P Sphaeraicea cocdnea Scarlet Globemallow
13.89
11.23
0.33
4.99
Unidentifiable
-
0.12
-
-
-
Sub- shrubs
N P Ceratoides ianata Winterfat
2.13
2.84
-
-
N P Gutierrezia sarothrae Broom Snakeweed
0.45
0.37
2.05
1 0.67
2.22
Shrubs & Cacti
N P Artemisia tridentata oar. wyo. Wyo. Big Sagebrush
0.34
0.99
54.55
47.83
-
N P Atrip /ex canescens Fourwing Saltbush
4.03
2.84
-
0.67
-
N P Amp /ergardned Saltbush
0.11
-
-
-
-
N P Opuntia poiyacan Prickly -Pear
-
-
2.64
0.67
-
Summary by Lifeform:�.
Perennial Warm Season Grasses
18.70
19.88
15.25
7.36
18.56
Perennial Cool Season Grasses
46.36
30.99
22.87
37.12
69.53
Annual Grasses
6.61
4.32
0.59
3.68
3.05
Perennial Forbs
13.89
11.85
1.76
2.01
6.37
Annual & Biennial Forbs
5.94
25.93
0.29
-
0.28
Noxious / Aggressive Weeds
1.46
-
-
-
-
Sub- Shrubs
2.57
3.21
2.05
0.67
2.22
Shrubs &Cacti
4.48
3.83
57.18
49.16
-
Diversity (Number of Species with between 3% - 40% Relative Cover):
No. of Warm Season Perennial Grasses (3% - 40% Rel. Cover) =
2
2
1
1
1
No. of Cool Season Perennial Grasses (3% - 40% Rel. Cover) =
3
3
2
2
0
No. of Perennial Forbs (3% - 40 Rel. Cover) =
1
1
0
0
1
CEDAR CREEK ASSOCIATES, Inc. Page A - 2 Hamilton Mine - Phase II Bond Release - 2010
Appendix A