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Level 2 Potential Conservation Area (PCA) Report <br /> Name Central Arkansas Playas Site Code S.USCOHP*25350 <br /> Watershed Code Watershed Name <br /> ( 11020006 Huerfano <br /> 11020010 Purgatoire <br /> 11020007 Apishapa <br /> 11020009 Upper Arkansas-John Martin <br /> 11020002 Upper Arkansas <br /> 11020005 Upper Arkansas-Lake Meredith <br /> 11020008 Horse <br /> 11020011 Big Sandy <br /> 11020004 Chico <br /> 11020012 Rush <br /> - - <br /> Minimum Elevation - Feet - Meters <br /> Maximum Elevation - Feet - Meters <br /> Site Description <br /> The site includes numerous reservoirs near the Arkansas River and surrounding grasslands with playas, <br /> which provides nesting habitat for shoreline birds.Western Snowy Plover, Piping Plover and Least Tem use <br /> the reservoirs in dry years and the playas in wet years (CSP Bird Working Group 2004).The site is <br /> approximately 68%grass or mixed grass, 15.5%irrigated agriculture,7%sagebrush or sagebrush/grass ma, <br /> 4% riparian,3%dryland agriculture and 1.5%open water with trace amounts of residential/commercial <br /> development and bare ground. Other animals of concern documented within the site include Plains leopard <br /> frog, northern leopard frog, Burrowing Owl,Long-billed Curlew, Ferruginous Hawk,Mountain Plover, Bald <br /> Eagle,Arkansas Darter, black-tailed prairie dog,swift fox,massasauga and Texas horned lizard. <br /> Documented plants and natural communities include Plains ragweed, Bouteloua gracil/s,Populus deltoides/ <br /> Sporobolus cryptandrus,Atriplex canescens/Sporobolus airvides,Populus deltoides l Pascopyrum smitlri/- <br /> Panicum obtusum and Typha angustifolla- Typha latlfolia. <br /> Key Environmental Factors <br /> No Data <br /> Climate Description <br /> No Data <br /> Land Use History <br /> No Data <br /> Cultural Features <br /> No Data <br /> MOM <br /> WW <br /> Site Map P-Partial Mapped Date 01/31/2005 r <br /> Designer Sovell,J.R. <br /> Boundary Justification <br /> The site was drawn primarily for Western Snowy Plover, Piping Plover and Least Tem.Lakes and reservoirs <br /> near the Arkansas River are included for nesting during-dry years.Surrounding grasslands with playas are <br /> included for nesting during wet years. Boundary was drawn using Landsat ETM+satellite imagery and 25m <br /> Colorado Vegetation Classification data(CDOV1). <br /> Primary Area 1,671,059.98 Acres 676,256.67 Hectares <br /> Biodiversity Significance Rank B3.High Biodiversity Significance y <br /> Biodiversity Significance Comments <br /> Biodiversity significance rank is based on excellent(A-ranked)and good(S-ranked)occurrences of a <br /> globally vulnerable(G3/S1 B)bird species. <br /> Other Values Rank No Data <br /> Other Values Comments <br /> No Data <br /> Copyright m 2012. Colorado State University. Colorado Natural Heritage Program. All Rights Reserved. <br /> Print Date 1311:2a12 <br /> 3 <br />