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I? Compendium 5 - EP047 <br /> <br />? ? e• ? ? ? ; _ ?a REVEGETATION DATA <br /> Ground Cover % <br />d s r, r <br />i <br />J <br />Growing Seasorzs --> <br />2 <br />4 <br />7 <br />9 <br />10 <br />r Year Sampled - -> 2009 2011 2014 2016 2017 <br /> <br />1 <br /> <br />{l.? Perennial Grasses <br />Perennial Forbs <br />Shrubs <br />Annuals / Biennials 17.9 <br />0.6 <br />- <br />35.6 <br /> <br />-?? <br /> <br />S. ` Litter <br />Standing Dead <br />Rock <br />Bare Ground 14.7 <br />- <br />1.0 <br />30.1 <br /> Ground Cover <br /> 1130% <br /> 60% <br />REVEGETATION SPECIFICATIONS <br />Unit: EP047 A":, <br />90 <br /> <br />Location" East Plt ( First Growi season:{ 2008 60% <br />pd <br />2009 Success Criterion = <br />Topography: 43.1% Perennial Cover <br />Aspect: I SE Av . %:Slo : i 40% <br />Regrading Notes:i <br /> 20% <br />Topsail: Mo/Yr of Placement:) <br />Depth of Placed Topsoil) <br />0% <br />Surface Preparation:, 2009 2011 2014 2016 2017 <br />Soil Augmentation Activities Mo./Yr. Ibs/ac. <br /> Wood Plant Density Co untable Shrubs <br /> Growing Seasons -> 2 4 7 9 10 <br /> Year Sampled - -> <br />Young a Mature per acre 2009 <br />0 2011 2014 2016 2017 <br />Seeding Dominant Grass Species* Woody Plant Density <br />Method:; - (Most Current Year Onl y) <br /> <br />Total # PLS / Acre:! 13.65 <br />i <br />S <br />d <br />d S <br />Percent Re 1200 <br /> <br />Mo./Yr. of Seeds ; pec <br />ee <br />e <br />es <br />cover 1000 <br /> <br />a <br />Species Beaded: <br />Grasses # PLS/ac. <br />3.46 kkcpike When"- <br />Western W rasa 10.64 <br />8.79 800 <br />600 <br /> <br />Thicks ike W rass <br />0.34 <br />Mountain Brome <br />8.33 .2 <br />n <br />Streambank Wh rass 0.34 Slender W rasa 2,59 400 <br />Beardless Bluebunch W. 0.67 Streambank Whey rays SA8 200 <br />Western W rasa 0.79 0 <br />Slender Whey rasa 0.49 2009 2011 2014 2016 2017 <br />Mountain Brome OAS Volunteers <br />Basin Wild rye, 0.20 C rass 21.65 Current Annual Producti <br />t77 on Pounds per Acre <br />Roc Mtn. Fescue 0.10 Japanese Brome 9.44 p Seasons --> 2 4 7 9 SO <br />Big Bluegrass 0.05 Year Sampled --> 2009 2011 2014 2016 2017 <br />Forbs <br />Western Yarrow <br />Louisiana Sage 3.06 <br />0.04 <br />1.04 Perennial Grasses <br />Perennial Forts <br />Sub-shrubs - <br />- <br />- <br />Pacific Aster 0.02 Annual Grasses - <br />Cker Milkvetch 0.30 Annual Forbs <br />Lewis Flax 0.09 Total <br />Sairdoin 1.45 * Taxa w/.1%composition - taxa <br />Palmer nstemon 0.06 counting toward diversity standard Current Annual Production <br />Rocky Mtn. Penstemon 0.06 (3%<X<50%) are blue 2000 <br />Shrubs 7.13 Remediation / Weed Control <br />Serviceberrv 1 <br />69 Measures / Other Notes: <br /> <br />Silver Sae . <br />0.06 1600 <br />Fringed Sage 0.01 <br />u <br />Big Sagebrush 0.02 `u 1200 <br />Founuing sahbush <br /> <br />WlmeRat 0.84 <br /> <br />0.51 Q <br />a <br />'g <br />Rubber Rabbitbrush 0.04 Shrub Qualified* Acres a 800 <br />Antelope Bitterbrush 2.90 (>150 Stems per Acre) <br />Wood's Rose 0.48 ld E <br />h <br /> <br />Mountain Snowber <br />0.58 noug <br />Not O 400 <br /> *Shrub patches were delineated using <br />s <br />er acre as a <br />uideline <br />300 <br />t <br />0 <br /> p <br />g <br />. <br />s <br />em <br />additional acres may quality. <br />Therefore 2009 2011 2014 2016 2017 <br /> , <br />RECOMMENDATIONS Diversity <br />Area looks typical for 2-year odd reveg. Success criteria: 2 penanniad grasses between 3% and 50% Relative Cover <br />Noxious weeds are reasonably well controlled. Forb Relative cover between 1% and 50% <br />Annual brome populations are elevated. Growing Seasons --> 2 4 7 9 SO <br />J <br />Control recommended for annual bromes in patch marked on map. Year Sam led--> 2009 2011 2014 2016 2017 <br />Monitor again In 2011 4th rows season Number of Perennial Grasses 3 <br /> Forts % Relative Cover 35.9 <br />CEDAR CREEK ASSOCIATES, Inc. Page 21 Colowyo Mine <br />2009 Revegetation Monitoring Report