2010-04-05_REPORT - C1994082

• Permit No: C1994082
• IBM Index Class Name: REPORT
• Doc Date: 4/5/2010
• Doc Name: 2009 Annual Revegetation Monitoring Report
• From: Seneca Coal Company
• To: DRMS
• Permit Index Doc Type: Reveg Monitoring Report
• Email Name: DTM
• Email Name: SB1
• Media Type: D
• Archive: No

Table 16. Cover Data - Steep Mountain Brush Reference Area (Seneca IIW Mine), Yoast Mine, SCC, Routt Co., CO - 2009 Page 2 of 6
RELATIVE RELATIVE
• PLANT SPECIES AVERAGE VEGETATION AVERAGE VEGETATION
COVER FREQUENCY COVER COVER-ALL COVER-ALL
10L% 10/_1 (%)
1.11 u

r?

NATIVE PERENNIAL GRASSES (cool)
Achnatherum hymenoides 1.47 100.00 4.56 1.60 4.56
Ceratochloa polyantha 0.00 6.67 0.00 0.00 0.00
Elymus lanceolatus fm. albicans 1.20 33.33 3.73 1.27 3.61
Elymus lanceolatus fm. dasystachya 0.07 6.67 0.21 0.13 0.38
Elymus trachycaulus 0.07 20.00 0.21 0.07 0.19
Festuca brachyphylla ssp. coloradensis 0.07 13.33 0.21 0.07 0.19
Hesperostipa comata 0.07 6.67 0.21 0.07 0.19
09
2
Koeleria macrantha 0.67 80.00 2.07 0.73 .
Pascopyrum smithii 0.80 46.67 2.49 0.80 2.28
Poa pratensis ssp. agassizensis 0.40 66.67 1.24 0.60 1.71
00
0
Poa secunda 0.00 6.67 0.00 0.00 .
Pseudoroegneria spicata ssp. spicata 8.53 100.00 26.56 9.33 26.62
Schoenocrambe linifolia 0.00 13.33 0.00 0.00 0.00
TOTAL NATIVE PERENNIAL GRASSES (c) 13.3 100.0 41.5 14.7 41.8

INTRODUCED PERENNIAL GRASSES (cool)
00
0 6.67 0.00 0.00 0.00
Bromopsis inermis .
13
0 67
6 0.41 0.13 0.38
Thinopyrum intermedium . . 4
0 1
0 0.4
TOTAL INTRO. PERENNIAL GRASSES (c) 0.1 13.3 . .

NATIVE SUBSHRUBS
1
53
66.67
4.77
1.53
437
Gutierrezia sarothrae .
1
5 7
66 4.8 1.5 4.4
TOTAL NATIVE SUBSHRUBS . .

NATIVE SHRUBS
13
3
00
100
9.75
3.73
10.65
Amelanchier alnifolia .
00
3 .
60.00 9.34 3.33 9.51
Cercocarpus montanus .
20
0 26.67 0.62 0.20 0.57
Chrysothamnus nauseosus .
47
0 3333 1.45 0.47 1.33
Chrysothamnus viscidiflorus . 62
0 27
0 0.76
Mahonia repens 0.20
73
1 46.67
80.00 .
5.39 .
1.73 4.94
Purshia tridentata .
0
13 13.33 0.41 0.13 0.38
Quercus gambelii .
60
3 100.00 11.20 3.73 10.65
Seriphidium tridentatum .
47
0 00
60 1.45 0.53 1.52
Symphoricarpos rotundifolius . . 00
0 00
0 0.00
Tetradymia canescens 0.00
12
9 6.67
0
100 .
40.2 .
14.1 40.3
TOTAL NATIVE SHRUBS . .

Standing dead 1.47 80.00 1.47
Litter 15.27 100.00 15.27
Bare soil 35.87 100.00 35.87
Rock 15.27 100.00 15.27
TOTALS
R 100.0
1 (s=4
6)
32
100.0 102.9
35.1 (s=5.4)
100.0
TOTAL VEGETATION COVE .
.
GROUND COVER (Litter+Rock+Veg+St.Dead) 64.1 67.1
SPECIES DENSITY (# of species/100 sq.m.)
(AVERAGE= 23.5 Std.Dev.= 2.9)
-P=Present within 1 m. on either side of cover transect, but not quantitatively encountered.
()= Data in parentheses represent other hits that are used in conjunction with first hits for cover all statistics.