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All Arizona Conservation Science downloads
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Ecoregional Assessment Geodatabase for Western North America (January 2008)
GIS data set that aggregates the information from 19 ecoregional assessments across western North America packaged as a personal geodatabase for use with ArcGIS 9.x and Microsoft Access software products. Note: this data set replaces the six-ecoregion geodatabase formerly posted on this site.
Download file (24 MB)
Habitat Mapping and Conservation Analysis to Identify Critical Streams for Arizona’s Native Fish (November 2007)
Describes the methods used to develop a GIS dataset for 33 native fish species in Arizona, presents results of some analyses using the data, and describes the data’s utility for the conservation of native fish. This is a preprint of an article published in Aquatic Conservation: Marine and Freshwater Ecosystems, Vol. 17: 737-748 (2007).
Download file (< 1 MB)
State of the Las Ciénegas NCA, Part II: Gila Topminnow Population Status and Trends (July 2007)
This study analyzed 15 years of data on the endangered Gila topminnow (Poeciliopsis occidentalis occidentalis) to determine the population status and trend at Las Cienegas. We also tested alternative monitoring protocol to provide managers with more timely and reliable information on topminnow populations.
Download file (1.5 MB)
Rivers and Water Management in the Southwest (June 2007)
Describes challenges for managing water resources in the Southwest, and recommends actions to improve ecologically sustainable water management. Published in May/June 2007 issue of Southwest Hydrology.
Download file (1.3 MB)
Historical Range of Variation for Potential Natural Vegetation Types of the Southwest (June 2007)
Descriptions of the Historical Range of Variation or Variability (HRV) characterize the change over time and space in the condition of the Southwest’s major vegetation types and the ecological processes that shape those types. HRVs enable land managers and the public to understand the drivers of change in our region’s major vegetation types.
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