Geospatial data for the Vegetation Mapping Inventory Project of Rock Creek Park

The files linked to this reference are the geospatial data created as part of the completion of the baseline vegetation inventory project for the NPS park unit. Current format is ArcGIS file geodatabase but older formats may exist as shapefiles. October 29, 1996: Aerial photography for Rock Creek Park is flown February 25, 1997: Initial meeting at Rock Creek Park headquarters - acquisition of aerial photography and ancillary data including existing vegetation maps March - April 1997: First cut delineations onto aerial photography of the photo signatures (see Figure 3 - Rock Creek Park Photo Index). May 12 - 16, 1997: Photointerpretation field reconnaissance trip, TNC training of park biologists in field sampling methodology May - June 1997: Develop initial list of photo signature types, Revise initial delineations based on field reconnaissance findings, Label existing polygons with photo signature types, Deliver copies of overlays to park biologists for plot selection and feedback June - September 1997: Park vegetation sampling effort February 19, 1998: Received draft TNC report of the vegetation classification for Rock Creek March 1998: Received final TNC report on the vegetation classification for Rock Creek, Received plot data and locations for vegetation sampling effort, Received TNC key for communities, Development of PI signature / TNC community lookup table, Polygons attributized with initial communities April 1998: Received DOQQ files (April 1989) May 11-12, 1998: Photointerpretation field verification trip May 1998: Revise photo signature / TNC community lookup table, Update and correct PI community calls and PI linework June - October 1998: Data rectification and conversion, Interim files and plots delivered to NPS-ROCR, Final documentation

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  "https://irma.nps.gov/DataStore/Reference/Profile/2233362"
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  "geospatial"
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