Filtering by
- All Subjects: Riparian restoration
- All Subjects: County services
- All Subjects: Alluvial fans
- All Subjects: Wetland mitigation banking
- Creators: Pima County (Ariz.). County Administrator's Office
Conservation of the Tortolita Alluvial Fan landscape has been promoted by Pima County and Town of Marana over the past two decades. An interdepartmental team was formed to evaluate flood and debris flow hazards and the potential to create an expanded Tortolita Fan Preserve. This report provides an overview of the alluvial fan characteristics and evaluates information on the significance of the biological and cultural resources to determine of the area meets the criteria to create a federal preserve.
Invasions by non-native species cause serious problems in many parts of Pima County. It will benefit from adopting policies and increasing coordination with government and non-profit groups to deal effectively with invasive species.
A restoration effort of the San Pedro River to restore sacaton grassland, riparian trees and mesquite to about half the 50 acres of fallow agricultural fields at the Bingham Cienega. The overriding goals were to (1) establish a diversity of riparian habitats in the fields which in turn will support a greater number of invertebrate, reptile, mammal and bird species; and (2) develop practical techniques for promoting establishment of native plants that require little or no irrigation.
Describes a comprehensive regional policy direction to achieve meaningful riparian restoration necessary for endangered species compliance and the basic relation of water policy to conservation planning.
Provides a brief review of the rules, listing history, and biological issues relevant to the status and protection of the pygmy-owl in Pima County. Land use in unincorporated northwest Pima County is analyzed to determine existing commitments and conservation opportunities, and in order to begin to answer the question of whether a general biological goal of conserving 80 percent of the pygmy-owl's habitat can be achieved.
Provides a brief summary of a compilation of resource investigations that have been submitted so far, to help develop the SDCP within the watershed planning area of the Tortolita Fan.
Provides an indication of why unregulated development offers so little benefit to the tax base by describing, briefly, the fiscal tax base impact of the unregulated lot split issue at the community and watershed level.
This memorandum is intended to provide an indication of why unregulated development offers so little benefit to the tax base by describing, briefly, the fiscal tax base impact of the unregulated lot split issue at the community and watershed level.
Brings together and updates prior anlayses of the riparian restoration element of the SDCP to include not only the considerations of the Endangered Species Act, but also the Clean Water Act. The report defines the scope of environmental and legal issues, and describes a method for further integrating efforts to address environmental and regulatory issues.
Provides an overview of types of mitigation banking activities that have evolved from the Army Corps of Engineers wetlands banking. The discussion provides important distinctions between traditional practices in the area of mitigation banking and banking for endangered species purposes. The potential role of private sector in this market is described, as well as the roles of federal and local government participants.