REP47849

• Permit No: C1980005
• IBM Index Class Name: Report
• Doc Date: 3/31/2005
• Doc Name: 2004 Revegation Monitoring Report
• From: Seneca Coal Company
• To: DMG
• Permit Index Doc Type: Reveg Monitoring Report
• Media Type: D
• Archive: No

•

Table 18. Cover Data -Mountain Brush Reference Area, Seneca II Mine, SCC, Routt Co., CO - 2004
PLANT SPECIES
RELATIVE
AVERAGE VEGETATION
COVER FREQUENCY COVER
Page 2 of 4
RELATIVE
AVERAGE VEGETATION
COVER-ALL COVER-ALL
(%) (%)
INTRODUCED PE ENNIAL FORBS
Breea arvensis 0.00 10.00 0.00 0.00 0.00
Potentilla recta 0.00 10.00 0.00 0.00 0.00
Taraxacum offcinale 0.00 40.00 0.00 0.10 0.09
TOTAL INTRO. PERENNIAL FORBS 0.0 - 60.0 0.0 0.1 0.1
NATIVE PERENNIAL GRASSES (cool)
Achnalherum lettermanii 0.20 40.00 0.24 0.20 0.17
Achnalherum nelsonii 0.20 60.00 0.24 0.30 0.26
Bromelica bulbosa 0.00 20.00 0.00 0.00 0.00
Bromelica spectabilis 0.00 10.00 0.00 0.00 0.00
Bromopsis canadensis 0.20 100.00 0.24 0.50 0.43
Bromopsis lanatipes 0.20 50.00 0.24 0.30 0.26
Carex geyeri 3.30 100.00 4.00 8.90 7.63
Ceratochloa carinata 0.10 10.00 0.12 0.10 0.09
Elymus glaucus 0.00 30.00 0.00 0.00 0.00
Elymus trachycaulus 0.60 70.00 0.73 1.00 0.86
Festuca saximontana 0.00 10.00 0.00 0.00 0.00
Poa agassizensis 0.40 100.00 0.48 2.20 1.89
Poa palustris 0.00 20.00 0.00 0.00 0.00
Poa secunda 0.00 10.00 0.00 0.00 0.00
TOTAL NATIVE PERENNIAL GRASSES c) 5.2 100.0 6.3 13.5 11.6
INTRODUCED PERENNIAL GRASSES (cool)
Agrostis gigantea 0.00 40.00 0.00 0.00 0.00
Phleum ratense - ~ 0.00 10.00 0.00 0.00 0.00
TOTAL INTRO. PERENNIAL GRASSES (c) 0.0 40.0 0.0 0.0 0.0
NATIVE SHRUBS
Amelanchier alnifolia 26.30 100.00 31.88 28.30 24.27
Chrysothamnus viscidi8orus 0.10 10.00 0.12 0.10 0.09
Juniperus communis ssp. alpina 0.00 10.00 0.00 0.00 0.00
Mahonia repens 0.10 30.00 0.12 0.20 0.17
Padus virginiana ssp. melanocarpa 4.00 100.00 4.85 8.00 6.86
Paxistima myrsinites 0.00 20.00 ~ 0.00 0.00 0.00
Quercus gambelii 24.00 100.00 29.09 25.70 22.04
Ribes lacustre 0.10 10.00 0.12 0.60 0.51
Rosa woodsii 0.00 70.00 0.00 0.20 0.17
Seriphidium tridentalum 0.20 20.00 0.24 0.20 0.17
S mphorica os rotundifolius 14.00 100.00 16.97 18.70 16.04
TOTAL NATIVE SHRUBS 68.8 100.0 83.4 82.0 70.3
NATIVE TREES
Po ulus tremuloides 0.40 10.00 0.48 0.40 0.34
TOTAL NATIVE T EES 0.4 10.0 0.5 0.4 0.3
FERNS
Pleridium aquilinum ss . lanu inosum 0.10 10.00 0.12 0.80 0.69
TOTAL FERNS 0.1 10.0 0.1 0.8 0.7
MOSS
Moss 0.00 20.00 0.00 0.00 0.00
TOTAL MOSS 0.0 20.0 0.0 0.0 0.0
Scantling dead 1.90 70.00 1.90
Litter 9.40 100.00 9.40
Bare soil 6.20 100.00 6.20
TOTALS 100.0 134.1
TOTAL VEGETATION COVER 82.5 (s=5.0) ~ 100.0 116.6 (s=19.1) 100.0
GROUND COVER (Litter+Rock+Veg+St.Dead) 93:8 127.9
SPECIES DENSITY (# of species/100 sq.m.)
(AVERAGE= 36.1 Std.Dev.= 5.4)
•P= Present within 1 m. of either side of the cover transect, but not quantitatively encountered.