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Habitat use by Desert Tortoises (Gopherus agassizii) on alluvial fans in the Sonoran Desert, south-central Arizona

Citation

J Daren Riedle, Clayton L Lutz, Roy C Averill-Murray, and Darren K Bolen, Habitat use by Desert Tortoises (Gopherus agassizii) on alluvial fans in the Sonoran Desert, south-central Arizona: .

Summary

Desert Tortoises (Gopherus agassizii) in the Sonoran Desert typically occur on rocky slopes and bajadas and are absent from intermountain valley floors. Tortoises also occur along deeply incised washes emanating from rocky bajadas, using caliche caves as shelter sites. The Florence Military Reservation (FMR), in south-central Arizona, is typified by gently sloping alluvial fans bisected by steeply incised washes. One 10.9-ha hill consisting of volcanic outcrops and boulders occurs at the northern end of the reservation. Tortoise locations at FMR were concentrated around incised washes with dense caliche caves or near the volcanic hill. Home ranges of male and female tortoises were not significantly different, and the sexes used shelter [...]

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Communities

  • Upper Colorado River Basin

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From Source - Mendeley RIS export <br> On - Wed Dec 08 22:07:43 CST 2010

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Title Citation Habitat use by Desert Tortoises (Gopherus agassizii) on alluvial fans in the Sonoran Desert, south-central Arizona

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