Frame Materials

{
  "id": "MLC-T-ENV-011651",
  "term": "Frame Materials",
  "field": "Environment",
  "definition": "Maps, GIS files, Ecoregions, Political Boundaries (State, county), watershed boundaries, RF3, NHD, DEM's are examples of frame materials that may be relevant to development of the Sample Frame. The frame materials provide a spatial representation for all units of the target population and associated auxiliary information within the study area. Generally, several frame materials are combined to develop the Sample Frame during the design process for a monitoring program.",
  "subject": "Water",
  "references": [
    "Aquatic Resource Monitoring - Terminology"
  ],
  "url": "https://mlchart.com/terminology/environment/frame-materials/"
}