Matching Items (2)
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- All Subjects: Introduced animals
- Creators: Pima County (Ariz.). County Administrator's Office
ContributorsPima County (Ariz.). County Administrator's Office (Publisher)
Created2000-10
Description
An assessment of the problems that are presented by non-native and introduced species in maintaining native species and natural systems. Divided into two major sections, the study covers representative ecosystems in Pima County as well as representative species that have a negative impact on native species.
ContributorsPima County (Ariz.). County Administrator's Office (Publisher)
Created2000-06
Description
A companion to the study issued on July 5, 2000 entitled 'Cactus Ferruginous Pygmy-Owl Investigations in Pima County.' The major objective was to determine whether pygmy-owls chose nest sites or perch trees with characteristics that differ from other available sites within a nesting territory.