2009-04-01_REPORT - C1994082 ‎(6)‎

• Permit No: C1994082
• IBM Index Class Name: REPORT
• Doc Date: 4/1/2009
• Doc Name: 2008 Annual Revegetation Monitoring Report
• From: Seneca Coal Company
• To: DRMS
• Permit Index Doc Type: Reveg Monitoring Report
• Email Name: DTM
• Media Type: D
• Archive: No

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Table 1. Cover Data - Phase II Bond Release Area, Yoast Mine, SCC, Routt Co., CO - 2008
PLANT SPECIES
RELATIVE
AVERAGE VEGETATION
COVER FREQUENCY COVER
(%) (%) (%)
RELATIVE
AVERAGE VEGETATION
COVER-ALL COVER-ALL
(%) (%)
NATIVE PERENNIAL FORBS (cont.)
Penstemon palmeri 0.00 45.00 0.00 0.00 0.00
Penstemon strictus 0.50 80.00 1.00 0.50 0.94
Perideridia gairdneri ssp. borealis 0.00 15.00 0.00 0.00 0.00
Phacelia heterophylla 0.00 10.00 0.00 0.00 0.00
Pseudostellaria jamesiana 0.15 20.00 0.30 0.15 0.28
Solidago missouriensis 0.00 5.00 0.00 0.00 0.00
Urtica gracilis ssp. gracilis 0.00 5.00 0.00 0.00 0.00
Vicia americana 1.20 80.00 2.39 1.20 2.26
Virgulus ericoides group 0.05 15.00 0.10 0.05 0.09
TOTAL NATIVE PERENNIAL FORBS 4.5 100.0 9.0 4.7 8.8
INTRODUCED PERENNIAL FORBS
Astragalus cicer 0.00 15.00 0.00 0.00 0.00
Breea arvensis 0.20 40.00 0.40 0.25 0.47
Linaria vulgaris 0.00 5.00 0.00 0.00 0.00
Medicago sativa 10.60 90.00 21.14 10.75 20.26
Trifolium pratense 0.00 5.00 0.00 0.00 0.00
TOTAL INTRO. PERENNIAL FORBS 10.8 95.0 21.5 11.0 20.7
NATIVE PERENNIAL GRASSES (cool)
Achnatherum nelsonii 0.10 25.00 0.20 0.10 0.19
Bromelica bulbosa 0.00 5.00 0.00 0.00 0.00
Carex xerantica 0.00 5.00 0.00 0.00 0.00
Ceratochloa polyantha 3.00 75.00 5.98 3.10 5.84
Critesion brachyantherum 0.00 5.00 0.00 0.00 0.00
Critesion jubatum 0.05 30.00 0.10 0.05 0.09
Elymus lanceolatus fm. albicans 0.25 45.00 0.50 0.35 0.66
Elymus lanceolatus fm. dasystachya 2.70 90.00 5.38 3.00 5.66
Elymus trachycaulus 3.65 95.00 7.28 3.90 7.35
Festuca brachyphylla ssp. coloradensis 0.35 50.00 0.70 0.40 0.75
Festuca saximontana 1.60 95.00 3.19 1.80 3.39
Leymus cinereus 1.70 90.00 3.39 1.75 3.30
Nassella viridula 0.10 20.00 0.20 0.10 0.19
Pascopyrum smithii 3.80 90.00 7.58 4.05 7.63
Poa agassizensis 2.05 70.00 4.09 2.20 4.15
Poa ampla 0.55 70.00 1.10 0.65 1.23
Poa compressa 0.65 80.00 1.30 0.70 1.32
Pseudoroegneria spicata ssp. spicata 0.30 30.00 0.60 0.30 0.57
TOTAL NATIVE PERENNIAL GRASSES (c) 20.9 100.0 41.6 22.5 42.3
INTRODUCED PERENNIAL GRASSES (cool)
Agropyron cristatum ssp. desertorum 0.00 5.00 0.00 0.00 0.00
Agrostis exarata 0.00 10.00 0.00 0.00 0.00
Alopecurus pratensis 0.20 20.00 0.40 0.20 0.38
Bromopsis inermis 0.35 30.00 0.70 0.40 0.75
Dactylis glomerata 2.10 95.00 4.19 2.50 4.71
Phalaroides arundinacea 0.00 10.00 0.00 0.00 0.00
Phleum pratense 1.45 70.00 2.89 1.60 3.02
Thinopyrum intermedium 0.05 5.00 0.10 0.05 0.09
TOTAL INTRO. PERENNIAL GRASSES (c) 4.2 100.0 8.3 4.8 9.0
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*P=Present within 1 m. on either side of the cover transect but not quantitatively encountered.
()=Data in parentheses represent other hits that are used in conjunction with first hits for cover all statistics.