International Scholarly Research Notices / 2012 / Article / Tab 1 / Review Article
A Habitat-Based Framework for Communicating Natural Resource Condition Table 1 Sources of data used in the Rock Creek Park resource condition assessment.
Metrics (by habitat) Agency Reference/source Sites Samples Period Forest Exotic tree/shrub density NPS I & M [38 , 39 ] 3 4 2006-2007 Presence of forest pest species NPS I & M [38 , 39 ] 3 3 2005–2007 Presence of forest interior dwelling species (FIDS) of birds DC Birdscape II; NPS I & M [40 , 41 ] Park 3 2003–2008 Deer density NPS I & M [42 ] Park 8 2000–2007 Native seedling regeneration NPS I & M [38 , 39 ] 5 5 2006-2007 Critical connectivity (Dcrit; within Park) UMCES; NPS [27 ] Park 1 2001-2002 Proportion of impervious surface (within Park) UMCES; NPS NCRN I & M Park 1 2000 Wetland (inland) Total phosphorus NPS I & M [43 ] 13 230 2005–2007 Salinity NPS I & M [43 ] 13 219 2005–2007 Aqueous nitrate NPS I & M [43 ] 13 234 2005–2007 Dissolved oxygen NPS I & M [43 ] 13 241 2005–2007 Benthic index biological integrity (BIBI) NPS I & M, Montgomery County [44 ] Montgomery County, DEP 6 6 2000–2004 Proportion of area occupied (PAO) by amphibians NPS I & M [45 ] Park 9 2005–2007 Physical habitat index (PHI) NPS I & M, Montgomery County [44 ] Montgomery County, DEP 3 8 2000–2004 Artificial-terrestrial Deer density NPS I & M [42 ] Park 8 2000–2007 Proportion of impervious surface (within Park) UMCES; NPS NCRN I & M Park 1 2000 PM2.5 concentration IMPROVE http://vista.cira.colostate.edu/improve/
3
15 2000–2004 Ozone EPA & NPS ARD http://www.epa.gov/castnet/
2
8 2000–2003 Wet SO4 deposition NADP http://nadp.sws.uiuc.edu/
3
10 2000–2007 Total NO3 deposition (cultivated) NADP http://nadp.sws.uiuc.edu/
3
10 2000–2007 Hg deposition MDN-NADP http://nadp.sws.uiuc.edu/mdn/
1
86 2004–2006
DEP: Department of Environmental Protection; EPA: US Environmental Protection Agency; I & M: Inventory and Monitoring; MBSS: Maryland Biological Stream Survey; MDN: Mercury Deposition Network; NADP: National Atmospheric Deposition Program; NCRN: National Capital Region Network; NPS: National Park Service; UMCES: University of Maryland Center for Environmental Science.