REP33712

• Permit No: C1994082
• IBM Index Class Name: Report
• Doc Date: 4/3/2006
• Doc Name: 2005 Annual Revegetation Monitoring Report
• From: Seneca Coal Company
• To: DMG
• Permit Index Doc Type: Reveg Monitoring Report
• Media Type: D
• Archive: No

•

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Table 11. Cover Data -Sagebrush Extended Reference Area for the Seneca IIW Mine, Yoast Mine, SCC,
Routt Co., CO - 2005
RELATIVE RELATIVE
PLANT SPECIES AVERAGE VEGETATION AVERAGE VEGETATION
COVER FREQUENCY COVER COVER-ALL COVER-ALL
(%1 f%) (%1 !%) l%)
INTRODUCED PERENNIAL FORBS
Taraxacum offcinale 0.20 10.00 0.36 0.20 0.32
TOTAL INTRO. PERENNIAL FORBS 0.2 10.0 0.4 0.2 0.3
NATIVE PERENNIAL GRASSES (cool)
Achnatherum hymenoides 0.00 10.00 0.00 0.00 0.00
Achnatherum lettermanii 0.20 40.00 0.36 0.20 0.32
Achnatherum nelsonii 0.00 50.00 0.00 0.10 0.16
eromelica bulbosa 0.00 10.00 0.00 0.00 0.00
Bromelica spectabilis 0.10 40.00 0.18 0.10 0.16
Carex geyeri 0.30 20.00 0.54 0.30 0.48
Carex pensylvanica ssp. heliophila 0.00 20.00 0.00 0.00 0.00
Ceratochloa carinata 0.10 20.D0 0.18 0.10 0.16
Elymus elymoides 0.30 40.00 0.54 0.40 0.65
Elymus lanceolatus fm. albicans 0.30 40.00 0.54 0.30 0.48
Elymus lanceolatus fm. dasystachya 1.10 50.00 1.98 1.10 1.77
Elymus trachycaulus 1.00 70.00 1.80 1.40 2.26
Festuca hrachyphylla ssp. coloradensis 0.00 10.00 0.00 0.00 0.00
Hesperostipa somata 0.50 10.00 0.90 0.50 0.81
Koeleria macrantha 0.10 10.00 0.18 0.10 0.16
Pascopyrum smithii 2.00 30.00 3.60 2.00 3.23
Poa agassizensis 2.90 90.00 5.23 3.90 6.29
Poa secuntla 0.10 50.00 0.18 0.10 0.16
Pseudoroe neria s icata ss . s icata 0.10 10.00 0.18 0.10 0.16
TOTAL NATIVE PERENNIAL GRASSES c 9.1 100.0 16.4 10.7 17.3
INTRODUCED PERENNIAL GRASSES (cool)
Bromo sis inermis 0.20 10.00 0.36 0.40 0.65
TOTAL INTRO. PERENNIAL GRASSES c 0.2 10.0 0.4 0.4 0.8
NATIVE SHRUBS
Amelanchier alnifolia 0.90 60.00 1.62 1.10 1.77
Chrysothamnus viscidi0orus 1.00 70.00 1.80 1.60 2.58
Padus virginiana ssp. melanocarpa 0.00 10.00 0.00 0.20 0.32
Purshia lritlentala 0.00 10.00 0.00 0.00 O.OD
Ouercus gambelii 0.40 20.00 0.72 0.50 0.81
Seriphidium tridentatum 19.10 90.00 34.41 19.10 30.81
S m horicarpos rotundifolius 13.70 100.00 24.68 14.90 24.03
TOTAL NATIVE SHRUBS 35.1 100.0 63.2 37.4 60.3
MOSS
Moss 0.70 20.00 1.26 0.70 1.13
TOTAL MOSS 0.7 20.0 1.3 0.7 1.1
Standing dead 2.80 100.00 2.80
litter 28.00 100.00 28.00
Bare soil 13.70 100.00 13.70
TOTALS 100.0 106.5
TOTAL VEGETATION COVER 55.5 5=9.9 100.0 62.0 s=12.7 100.0
GROUND COVER (Litter+ROCk+Veg+St.Dead) 86.3 92.8
SPECIES DENSITY (# of species/100 sq. m.)
AVERAGE=26,3 Sld.Dev.= 3.5)
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'P=Present within 1m. on either side of the cover transect, but not quantitatively encountered.