2008-03-27_REPORT - C1982057 ‎(4)‎

• Permit No: C1982057
• IBM Index Class Name: REPORT
• Doc Date: 3/27/2008
• Doc Name: 2007 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 - 2003 Reclamation Area, Seneca IIW Mine, SCC, Routt Co., CO - 2007 Page 2 of 4
RELATIVE RELATIVE
PLANT SPECIES AVERAGE VEGETATION AVERAGE VEGETATION
COVER FREQUENCY COVER COVER-ALL COVER-ALL
1%1 !°/1 !%1 I°/1 ~o~ ~
NATIVE PERENNIAL GRASSES (cool)
Achnatherum nelsonii 0.14 57.14 0.35 0.29 0.67
Bromelica bulbosa 0.00 14.29 0.00 0.00 0.00
Ceratochloa polyantha 2.86 100.00 7.09 3.00 7.05
Criterion jubatum 0.14 14.29 0.35 0.14 0.34
Elymus lanceolatus fm. albicans 0.00 14.29 0.00 0.00 0.00
Elymus lanceolatus fm. dasystachya 2.71 85.71 6.74 2.71 6.38
Elymus trachycaulus 8.43 100.00 20.92 8.71 20.47 I
Festuca saximontana 1.71 85.71 4.26 1.86 4.36
Leymus cinereus 0.00 42.86 0.00 0.00 0.00
Nassella viridula 0.29 42.86 0.71 0.29 0.67
Pascopyrum smithii 1.86 71.43 4.61 1.86 4.36
Poa agassizensis 4.57 85.71 11.35 4.71 11.07
Poa ampla 1.00 85.71 2.48 1.14 2.68
Poa compressa 0.71 71.43 1.77 0.71 1.68
Pseudoroegneria spicata ssp. spicata 0.14 42.86 0.35 0.14 0.34
TOTAL NATIVE PERENNIAL GRASSES (c) 24.6 100.0 61.0 25.6 60.1
INTRODUCED PERENNIAL GRASSES (cool)
Agropyron desertorum 0.00 28.57 0.00 0.00 0.00
Agrostis exarata 0.00 14.29 0.00 0.00 0.00
Alopecurus pratensis 0.57 14.29 1.42 0.57 1.34
Bromopsis inermis 0.00 28.57 0.00 0.00 0.00
Dactylis glomerata 2.29 100.00 5.67 2.57 6.04
Festuca ovina 0.00 42.86 0.00 0.00 0.00
Thinopyrum intermedium 0.14 14.29 0.35 0.14 0.34
TOTAL INTRO. PERENNIAL GRASSES (c) 3.0 100.0 7.4 3.3 .7.7
NATIVE SHRUBS
Amelanchier alnifolia 0.00 28.57 0.00 0.00 0.00
Chrysothamnus nauseosus 0.00 14.29 0.00 0.00 0.00
Chrysothamnus viscidiflorus 0.00 14.29 0.00 0.00 0.00
Quercus gambelii 0.00 14.29 0.00 0.00 0.00
Seriphidium tridentatum 0.57 71.43 1.42 0.57 1.34
Symphoricarpos rotundifolius 0.00 42.86 0.00 0.00 0.00
TOTAL NATIVE SHRUBS 0.6 85.7 1.4 0.6 1.3
BRYOPHYTES
Moss 0.57 42.86 1.42 0.57 1.34
TOTAL BRYOPHYTES 0.6 42.9 1.4 0.6 1.3
Standing dead 0.71 57.14 0.71
Litter 24.14 100.00 24.14
Bare soil 32.14 100.00 32.14
Rock 2.71 57.14 2.71
TOTALS 100.0 102.3
TOTAL VEGETATION COVER 40.3 (s=4.9) 100.0 42.6 (s=5.9) 100.0
GROUND COVER (Litter+Rock+Veg+St.Dead) 67.9 70.1
SPECIES DENSITY (# of species/100 sq.m.)
(AVERAGE= 36.9 Std.Dev.= 6.4)
'P=Present within one m. of 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.