Includes 4 GIS datasets mapped to 1:100,000 scale stream-based hydrography for Arizona, including 1) the habitat for 33 native fish species, 2) former and current perennial surface flow for Arizona’s rivers, 3) the distribution of threatened and endangered species (ESA) that require aquatic or riparian habitats, and 4) Wild and Scenic River designations. Updated Dec 2010.
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