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11. Active Management and Irrigated Nonexpansion Areas, Arizona, 2002
2002. Arizona. Department of Water Resources. The dataset depicts both active management areas (AMAs) and Irrigated Nonexpansion Areas (INAs) in Arizona. Arizona Department of Water Resources.
12. Administrative Boundaries of National Park System Units, 2011
2011. United States. Bureau of Transportation Statistics. This polygon shapefile depicts service wide boundary set for display and general analysis purposes. This layer is part of the 2014 National Transpo... United States. Bureau of Transportation Statistics.
13. Adult Salmonid Behavior and Characteristics, Russian River, California, 1990-1995
1990. Circuit Rider Productions. This point shapefile, from the Santa Rosa Subregional Long-Term Wastewater Project, Anadromous Fish Migration Study Program reports, displays the F... Circuit Rider Productions.
14. Aerial gamma radiation in Minnesota and adjacent areas of North Dakota and South Dakota, M-83
1996. Lively, R.S. and Morey, G.B. Maps showing general Quaternary age surface geology of Minnesota and distribution of uranium, thorium and potassium-40 in surface sediments, scale ...
15. Aeromagnetic anomaly map of Minnesota, S-11
1982. Chandler, Val W. Aeromagnetic anomaly (total magnetic intensity anomaly (relative to the earth's magnetic field, interpretation of magnetic data collected from airb...
16. Aeromagnetic anomaly map of Minnesota, S-17
1992. Chandler, Val W. Aeromagnetic anomaly (total magnetic intensity anomaly (relative to the earth's magnetic field, interpretation of magnetic data collected from airb...
17. Aeromagnetic map of Minnesota, Carlton and Pine counties, Plate 1
1983. Chandler, Val W. Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected...
18. Aeromagnetic map of Minnesota, Carlton and Pine counties, Plate 2
1983. Chandler, Val W. Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (line...
19. Aeromagnetic map of Minnesota, central region, Plate 1
1985. Chandler, Val W. Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected...
20. Aeromagnetic map of Minnesota, central region, Plate 2
1985. Chandler, Val W. Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (line...