Cerro Potosí (Quadrat C)
Basic information
Sample name: Cerro Potosí (Quadrat C)

Reference: E. J. Koestner. 1944. Populations of small mammals on Cerro Potosí, Neuvo Leon, Mexico. Journal of Mammalogy 25(3):284-289 [ER 968]
Geography
Country: Mexico

State: Nuevo Leon


Coordinate: 24° 52' 18" N, 100° 13' 57" W
Coordinate basis: based on nearby landmark

Geography comments: "approximately 65 kilometers west of Linares, Municipio de Galeana...near the upper limits" of the peak, which has an elevation of 3800 m according to the text and 3721 m according to Wikipedia (coordinate based on Cerro Potosí)

Environment
Habitat: tropical/subtropical coniferous forest

Substrate: ground surface

MAT: 14.0

MAP: 639.0

Habitat comments: in the "piñon-pine community" dominated by Pinus, Ribes, and Juniperus
climate data are for the Experimental Forest Research Station of the Universidad Autonoma de Nuevo Leon (at 1600 m) and are from Dominguez-Gomez et al. (2014, International Journal of Bio-resource and Stress Management)

Methods
Life forms: rodents,other small mammals

Site area: 0.073

Sampling methods: quadrat,snap traps

Sample size: 81 individuals

Years: 1938

Sampling comments: a circular quadrat "100 feet in diameter"; snap-traps were apparently used because a "three-day method" was used, presumably to avoid trapping out the population

Metadata
Sample number: 1455

Contributor: John Alroy

Enterer: John Alroy

Created: 2015-03-02 14:33:39

Modified: 2015-12-01 09:18:56

Abundance distribution
4 species
0 singletons
total count 81
geometric series index: 4.9
Fisher's α: 0.883
geometric series k: 0.3625
Hurlbert's PIE: 0.5653
Shannon's H: 0.9708
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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