Santa Rita Experimental Range (1 November 1972)
Basic information
Sample name: Santa Rita Experimental Range (1 November 1972)
Reference: R. J. Olding and E. L. Cockrum. 1977. Estimation of desert rodent populations by intensive removal. Journal of the Arizona Academy of Science 12(2):94-108 [ER 1649]
Geography
Country: United States
State: Arizona
Coordinate: 31° 52' 39" N, 110° 52' 2" W
Coordinate basis: stated in text
Geography comments: "at an elevation of 3200 feet in the SE 1/4 of the NW 1/4 Section 12, T. 18 S., R. 14 E."
Environment
Habitat: desert/xeric shrubland
Substrate: ground surface
Disturbance: selective logging
MAT: 17.8
WMT: 24.7
CMT: 11.0
MAP: 564.0
Habitat comments: "half on a chained area (all woody vegetation and cacti had been pulled down by a chain dragged between two bulldozers) and half on an undisturbed area... the region is an ecotone between Sonoran Desertscrub and Desert-grassland communities"
climate data are for the Santa Rita Experimental Range and are from Cable et al. (2011, Biogeochemistry)
climate data are for the Santa Rita Experimental Range and are from Cable et al. (2011, Biogeochemistry)
Methods
Life forms: rodents
Sampling methods: quadrat,baited,snap traps
Sample size: 69 individuals
Years: 1972
Days: 1
Seasons: autumn
Nets or traps: 512
Net or trap nights: 512
Sampling comments: "a grid of 16 x 16 trap stations placed at intervals of 15 meters, with two kill traps at each station... each station was prebaited with a mixture of rolled oats, peanut butter, and water"
Metadata
Sample number: 1849
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-12-20 20:33:34
Modified: 2015-12-20 09:34:00
Abundance distribution
6 species
2 singletons
total count 69
geometric series index: 9.8
Fisher's α: 1.579
geometric series k: 0.5253
Hurlbert's PIE: 0.7074
Shannon's H: 1.3828
Good's u: 0.9710
Each square represents a species. Square sizes are proportional to counts.
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