9.C.4. PRSR 10-08-2003 - Laserfiche WebLink

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Special concerns In addition to examining particular natural resource characteristics, the community may want to investigate issues of special concern that may be affecting or impacting natural resources. Some of these can only be assessed through field survey work and ground- truthing. Depending on the purpose of the inventory they might include: • invasive-exotic species • tree canopy cover • impervious surface • forest health problems • fire-prone property • water management D. Inventory Methodology Methodology The methods used should be based on a standard protocol suitable for the scale and purpose of the inventory. • Does the inventory methodology incorporate these basic standards? • It combines delineation of land cover on infrared aerial photos/digital orthoquads (DOQs) and field checking and/or uses other data layers which are geo-referenced to DOQs. • The information is digitized and incorporated into a geographic information system(GIS). • The inventory is done by trained natural resource Resources professionals and ecologists familiar with the particular Minnesota Land Cover Minnesota natural resources to be inventoried. Classification System(MLCCS) • Should the inventory incorporate a method being used by other is a new GIS-based inventory communities within the region(e.g., the Minnesota Land Cover method useful in providing land Classification System)to assist with sharing data and cover information for land use coordination? decision making which is being used throughout the Twin Cities Existing information Metro Region. It uses aerial photo g interpretation and ground truthing to Design the inventory to gather missing information or improve the develop a GIS data layer with usefulness of existing data(e.g., National Wetlands Inventory, soil detailed native plant community data, etc.). and cultural land cover mapping to • How will the format of newly-collected information be 1-2 acre polygon resolution. integrated with existing information? Contact MnDNR, Metro Region, • How will both be used? bart.richardsonOdnr.state.mn.us. E. Analysis Conducting analyses on inventory data Once the inventory data is collected, it is used for conducting various analyses based upon the intended purpose for this work. Natural Resource Guidance Checklist-Natural Resource Inventory&Analysis for City or County-December 2001 4