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


County: Pima


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)

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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