REP12847

• Permit No: C1980005
• IBM Index Class Name: Report
• Doc Date: 3/27/2003
• Doc Name: 2002 Revegetation Monitoring Report
• From: Seneca Coal Company
• To: DMG
• Permit Index Doc Type: Reveg Monitoring Report
• Media Type: D
• Archive: No

Table 1. Cover Data -1995 Reclaimed Area, Seneca II Mine, SCC, Routt Co., CO - 2002 Page 2 of 4
RELATIVE RELATIVE
PLANT SPECIES AVERAGE VEGETATION AVERAGE VEGETATION _
COVER FREQUENCY COVER COVER-ALL COVER-ALL
NATIVE PERENNIAL GRASSES (cool)
Achnatherum lettermanii 0.20 40.00 0.48 0.20 0.46
Ceratochloa carinata 1.60 80.00 3.81 1.60 3.65
Elymus lanceolatus fm. dasystachya 3.00 100.00 7.14 3.40 7.76
Elymus trachyraufus 0.60 80.00 1.43 0.60 1.37
Festuca saximontana 0.00 20.00 0.00 0.00 0.00
Leymus cinereus 2.60 100.00 6.19 2.60 5.94
Nassella viridula 1.20 100.00 2.86 1.20 2.74
Pascopyrum smithii 2.40 100.00 5.71 2.40 5.48
Poa agassizensis 8.20 100.00 19.52 8.60 19.63
Poa compressa 0.20 60.00 0.48 0.20 0.46
Poa secunda 0.80 40.00 1.90 0.80 1.83
Pseudoroegneria spicata ssp. spicata 0.00 40.00 0.00 0.00 0.00
TOTAL NATIVE PERENNIAL GRASSES (c) 20.8 100.0 49.5 21.6 49.3
INTRODUCED PERENNIAL GRASSES (cool)
Bromopsis inennis 0.80 40.00 1.90 0.80 1.83
Dactylis giomerata 5.80 100.00 13.33 5.80 13.24
Festuaa ovina var. duriuscula 0.20 40.00 0.48 0.20 0.46
Thinopyrum intermedium 1.00 100.00 2.38 1.00 2.28
TOTAL INTRO. PERENNIAL GRASSES (c) 7.6 100.0 18.1 7.8 17.8
NATIVE SHRUBS
Amelanchier alnifolia 0.00 40.00 0.00 0.00 0.00
Purshia tridentata 0.00 40.00 0.00 0.00 0.00
Seriphidium tridentatum 0.20 80.00 0.48 0.20 0.46
Symphodcarpos rotundifolius 0.00 80.00 0.00 0.00 0.00
TOTAL NATIVE SHRUBS 0.2 100.0 0.5 0.2 0.5
Standing dead 2.80 100.00 2.80
Litter 26.80 100.00 26.80
Bare soil 26.60 100.00 26.60
Rock 1.80 80.OD 1.80
TOTALS 100.0 101.8
TOTAL VEGETATION COVER 42.0 (s=5.7) 100.0 43.8 (s=5.7) 100.0
GROUND COVER (Litter+Rock+Veg+St. Dead) 73.4 75.2
SPECIES DENSITY (# of species/100 sq.m.)
(AVERAGE=36.8 Sttl.Dev= 1.5)