2011-03-28_REPORT - C1981041

• Permit No: C1981041
• IBM Index Class Name: REPORT
• Doc Date: 3/28/2011
• Doc Name: 2010 ARR Revised Pages for Revegation Evaluation 2010 Report
• From: J.E. Stover & Associates, Inc
• To: DRMS
• Permit Index Doc Type: Annual Reclamation Report
• Email Name: MPB
• Email Name: SB1
• Media Type: D
• Archive: No

Table 13 Snowcap - Vegetation Cover - 2010
2 West Portals Area (East)
Raw Data Percent Ground Cover Based on Point-Intercept Sampling
-
-
77 8 9 30
1-7-2 3 4 5 76
Transect No. --7 Average Relative
Grasses an Grass-likes Cover Cover

I P Agropyron cristatvm Crested Wheatgrass
I A Anisantha WcWrum Cheatgrass
N Pw Hilaria ames# Galleta
3
2
4
9
1
2

2 1
8
7
16
8
7
12
1
4 0.10
6.40
2.20 0.50
31.68
10.89
N P Pascopyrum smith// Western Wheatgrass
N P Poasecunda Sandberg Bluegrass
I P Psathymstachysjunceus Russian Wildrye 3
1 2

7

4 6

6 1.10
0.10
1.70 5.45
0.50
8.42
N Pw Sporobolis Alkali Sacaton 1 0.10 0.50
Forbs
N P Stenotus armen ies Thrift Goldenweed
N P Helianthus maximiliani Maximilian Sunflower 3
1 0.30
0.10 1.49
0.50
Sub-shrubs
N P t&erraea saro rae Sna ewe 3 3 1 4 2 1.30 6.44
Shrubs, Cacti & Trees
N P Atriplexcanescens Four-wing Saltbush
N P Atriplerconfer8folia Shadscale
N P Chrysothamnus nauseasus Rubber Rabbitbrush

4 1

15 2
2

2

6
2 1
1
4
7
4
6
6 0.40
1.90
4.00 1.98
9.41
19.80
N P Sarcobatus vermicu/atus Greasewood
N P Seri hidium tndenWtum BI Sagebrush
2 3 0.30
0.20 1.49
0.99
Mean
Total Plant Cover 9 25 21 6 8 18 38 26 27 24 20.20
Rock
Litter
Bare ground 54
3
34 32
14
29 21
19
39 57
7
30 60
2
30 35
5
42 8
15
39 33
10
31 18
21
34 18
19
39 33.60
11.50
34.70
Perennial Plant Cover= 13.80 (68% of Total Plant Cover) Sampling Adequacy Calculations
Annual & Biennial Plant Cover = 6.40 (32% of Total Plant Cover)
Noxious Weed Cover = 0.00 0% of Total Plant Cover Mean = 20.20 Variance = 91.56
n = 10 t = 1.383 10/90 nmm = 42.921
Table 14 Snowcap - Vegetation Cover - 2010
2 West Portals Area (West)
Raw Data Percent Ground Cover Based on Point-Intercept Sampling
Transect No. --> 1 2 3 4 5 6 7 8 9 10 Average Relative
Grasses and Grass-likes Cover Cover

I P Agropyron criswum Crested Wheatgrass 1 3 1 0.50 1.52
I A Anisantha tectorum Cheatgrass 6 20 19 2 2 2 6 1 5.80 17.68
I A Eremopyrum triNce m Annual Wheatgrass 3 0.30 0.91
N Pw Hi/aria james/i Galleta 1 7 5 3 2 3 2 4 2.70 8.23
N P Pascnpyrumsmithii Western Wheatgrass 1 3 2 4 10 6 3 11 5 4.50 13.72
N P Poasecunda Sandberg Bluegrass 1 0.10 0.30
I P PsathyragWch Lnaeus Russian Wildrye 13 9 11 19 15 14 10 14 14 14 13.30 40.55
Forbs
I A Ero&um cicutanum Filaree 1 0.10 0.30
I A Ha/ogeton glomeratus Halogeton 1 2 3 0.60 1.83
N A Le idium rfo/iadrm Clasping Pe erweed 3 0.30 0.91
Sub-shrubs
N P AbIpexgardnen Gardner Saltbush 2 0.20 0.61
N P Guberrezia sarothrae Snakeweed 1 2 0.30 0.91
Shrubs, Cacti & Trees
N P Atnpexcanescens Four-wing Saltbush 5 7 5 2 3 2 2.40 7.32
N P Abip/erconfertifolia Shadscale 2 1 3 1 0.70 2.13
N P Sarcobatus venniculatus Greasewood 6 3 1 1.00 3.05
Mean
Total Plant Cover 28 47 56 27 25 35 25 17 38 30 32.80
Rock 31 13 10 8 29 26 12 8 20 21 17.80
Litter 12 16 8 13 5 6 11 8 7 12 9.80
Bare ground 29 24 26 52 41 33 52 67 35 37 39.60
nial Plant Cover= 25.70 (78% of Total Plant Cover) Sampling Adequacy Calculations
ial Plant Cover = 7.10 (22% of Total Plant Cover)
=Annual Mean 32.80 Variance = 120.76
us Weed Cover = 0.00 0% of Total Plant Cover n = 10 t = 1.383 10/90 nmj, = 21.470
CEDAR CREEK ASSOCIATES, Inc. Page A - 19 Snowcap - Revegetation Evaluation - 2010
Appendix A