introduction - Pennsylvania Natural Heritage Program

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Smith, T.L. 1991. Classification of Natural Communities in Pennsylvania. Pennsylvania NaturalDiversity Inventory, The Nature Conservancy, Middletown, PA.Society of American Foresters. 1991. Biological diversity in forest ecosystems. SAF Publication 91-03.Society of American Foresters, Bethesda, Maryland, USA.Spackman, S.C. and Hughes, J.W. 1995. Assessment of minimum stream corridor width for biologicalconservation: species richness and distribution along mid-order streams in Vermont USA. BiologicalConservation 71, 325-332.Weber, T. 2004. Maryland’s Green Infrastructure Assessment. Maryland Department of NaturalResources. Available online: http://dnrweb.dnr.state.md.us/download/bays/gia_doc.pdf. Accessed:May 2004.Yahner, R.H. 1988. Changers in wildlife communities near edges. Conservation Biology 2:333-339.150
GIS DATA SOURCESBedrock geologic units of Pennsylvania, scale 1:250,000. Digital datasets prepared by C.E. Miles, T.G.Whitfield, from published 1980 state geologic map. 2001. Pennsylvania Bureau of Topographic andGeologic Survey, DCNR. Available online:http://www.dcnr.state.pa.us/topogeo/gismaps/digital.aspx. Accessed: 2001.Bishop, Joseph A. 1998. Managed Lands in Pennsylvania. Pennsylvania GAP AnalysisProject, Environmental Resources Research Institute.Bishop, Joseph A. 2003. IBA core polygon boundaries.Clearfield County GIS Office, 2000. Black and white digital photographs, countywide, resolution1:12,000.Ecological regions of North America, Level III. 1997. North American Commission for EnvironmentalCooperation. Available online: http://www.epa.gov/wed/pages/ecoregions/na_eco.htm. Accessed:March 2004.Local roadways in Clearfield County, Pennsylvania. 2003. Pennsylvania Department of Transportation,Bureau of Planning and Research, Geographic Information Division.National Elevation Dataset for Clearfield County, Pennsylvania, U.S. Geological Survey,EROS Data Center 1999 (Hill shade map).National Land Cover Data Set for Pennsylvania; Albers Grid. Compiled from Landsat satellite TMimagery (circa 1992) with spatial resolution of 30 m. USGS 1999.National Wetlands Inventory ArcInfo Coverages. U.S. Fish and Wildlife Service. Available online:http://wetlands.fws.gov/Maps/maps.htm. Accessed: June 2001.Pennsylvania Minor Civil Divisions: PA Explorer CD-ROM Edition, EnvironmentalResources Research Institute, from the Pennsylvania Department ofTransportation’s civil divisions data set 1996.Pennsylvania Natural Diversity Inventory (PNDI) Spatial Database. Pennsylvania Natural HeritageProgram, 2004.Pennsylvania’s Physiographic Regions: PA Explorer CD-ROM Edition, EnvironmentalResources Research Institute, 1996. (see Sevon in references for map authorship).Pennsylvania-Small Watershed, Environmental Resources Research Institute,Pennsylvania Department of Environmental Protection, 5/3/1997.State maintained roadway centerlines of Pennsylvania, 2003. Pennsylvania Department ofTransprotation, Bureau of Planning and Research, Geographic Information Division.Streams of Clearfield County. PA Explorer CD-ROM Edition, EnvironmentalResources Research Institute, 1996.USGS 1:24,000 Topographic quadrangles. Pennsylvania Spatial Data Access (PASDA), downloaded2000. http://www.pasda.psu.edu/151
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CLEARFIELD COUNTYNATURAL HERITAGE I
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Over the history of these studies,
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TABLE OF CONTENTSPreface………
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EXECUTIVE SUMMARYIntroductionA heal
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Ground SurveyAreas identified as po
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Table 1. Natural Heritage Areas cat
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outcrops occur in conjunction with
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INTRODUCTIONA healthy natural lands
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Natural Resilience, Human Activitie
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Natural Heritage Inventory MappingG
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Natural History Overview of Clearfi
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SoilsSoil character exerts a strong
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preventing the establishment of see
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METHODSThe methods used in the Clea
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fragmenting feature data to generat
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*Defined as: 2,000 waterfowl (at on
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RESULTSContiguous Forest Blocks in
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Table 5. ContinuedSize% Roadless Ac
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Landscape Conservation AreasThe Lan
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SGL #120 LCAThis LCA is a contiguou
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Moravian Run - Alder Run LCAThis LC
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Threats and StressesIn some portion
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Gifford Run Valley, west slope37
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Beccaria Township, Coalport Borough
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Bell Township, Mahaffey Borough, &
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Featherbells(Stenanthium gramineum)
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Supporting Natural Landscape—To m
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Bigler TownshipPNDI Rank Legal Stat
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Bloom TownshipPNDI Rank Legal Statu
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What It Looks Like:Appalachian Game
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BOGGS TOWNSHIPThe landscape of the
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BRADFORD TOWNSHIPThe landscape of B
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BRADY TOWNSHIPBrady Township falls
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BURNSIDE TOWNSHIPThe West Branch Su
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BURNSIDE BOROUGHThe landscape of Bu
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CHEST TOWNSHIPChest Township is 71%
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Heron Rookery at Chest Creek Floodp
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COOPER TOWNSHIPCooper Township lies
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COVINGTON TOWNSHIPThe northern half
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Creeping Snowberry(Gaultheria hispi
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should be avoided within the core a
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DECATUR TOWNSHIPMost of Decatur Tow
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FERGUSON TOWNSHIPThe southwestern p
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GIRARD TOWNSHIPThe northern two-thi
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The Supporting Natural Landscape is
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RecommendationsCore Habitat Area—
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GOSHEN TOWNSHIPMost of Goshen Towns
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Gifford Run Wetlands (pg. 81)Steepl
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GRAHAM TOWNSHIPThe landscape of Gra
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GREENWOOD TOWNSHIPGreenwood Townshi
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Gulich Township & Ramey BoroughPNDI
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herbaceous layer is somewhat sparse
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Huston TownshipPNDI Rank Legal Stat
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Supporting Natural Landscape— Any
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Along the stream channel connecting
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Supporting Natural Landscape—Use
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Jordan TownshipPNDI Rank Legal Stat
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Karthaus TownshipPNDI Rank Legal St
Page 151: Knox TownshipPNDI Rank Legal Status
Page 154: Lawrence Township & Clearfield Boro
Page 158 and 159: documented in Pennsylvania. It hibe
Page 160 and 161: allegheniensis) dominant in the can
Page 162: Morris TownshipPNDI Rank Legal Stat
Page 165: Penn Township, Grampian Borough,& L
Page 168: Pike Township & Curwensville Boroug
Page 171: Pine TownshipPNDI Rank Legal Status
Page 174 and 175: pine species (Lycopodium dendroideu
Page 176 and 177: Threats and StressesFoot traffic on
Page 178 and 179: wetlands to determine its uniquenes
Page 180: Sandy Township, Dubois City, & Fall
Page 183 and 184: eeding season, and they will be sen
Page 185: Union TownshipPNDI RankGlobal State
Page 188: Woodward Township, Brisbin Borough,
Page 191 and 192: RECOMMENDATIONSThe following are ge
Page 193 and 194: situations, the site is effectively
Page 195 and 196: GLOSSARYAlluvium: detrital deposits
Page 197 and 198: LITERATURE CITEDAnonymous. 1985. A
Page 199: Naeem., S. (Chair), F.S. Chapin III
Page 203 and 204: APPENDIX IIPENNSYLVANIA NATURAL HER
Page 205 and 206: Evidence of Disturbance (logging, g
Page 207 and 208: GLOBAL STATECOMMUNITY NAME RANK RAN
Page 213 and 214: APPENDIX V bPENNSYLVANIA STATUSNati
Page 215 and 216: small numbers throughout their rang
Page 217 and 218: State Element RanksS1 = Critically
Page 219 and 220: Photo: Lisa SmithHairy rock-cress (
Page 221: The Sustainable Forestry Initiative
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