Mapimi Biosphere Reserve (Conglomerate Hill)
Basic information
Sample name: Mapimi Biosphere Reserve (Conglomerate Hill)

Reference: P. Rojas and C. Fragoso. 2000. Composition, diversity, and distribution of a Chihuahuan Desert ant community (Mapimí , México). Journal of Arid Environments 44:213-227 [ER 500]
Geography
Country: Mexico

State: Durango


Coordinate: 26° 24' N, 103° 51' W
Coordinate basis: based on nearby landmark

Geography comments: the reserve also extends into Coahuila and Chihuahua but is mostly in Durango
coordinate extrapolated from the town of Mapimí
altitude 1100 to 1470 m

Environment
Habitat: desert/xeric shrubland

Protection: biosphere reserve

Substrate: ground surface

MAT: 20.8

MAP: 284.0

Habitat comments: "heterogeneous xerophytic shrub" including "grasslands, shrubs of Larrea tridentata, rosette and mixed shrubs, dunes, and other vegetation subtypes"

Methods
Life forms: ants

Sampling methods: no design,pitfall traps

Sample size: 735 individuals

Years: 1987

Days: 7

Nets or traps: 25

Net or trap nights: 175

Sampling comments: 25 pitfall traps left open for 7 days

Metadata
Sample number: 867

Contributor: John Alroy

Enterer: John Alroy

Created: 2014-04-22 13:46:02

Modified: 2015-10-04 01:31:55

Abundance distribution
19 species
3 singletons
total count 735
geometric series index: 25.4
Fisher's α: 3.562
geometric series k: 0.7349
Hurlbert's PIE: 0.7884
Shannon's H: 1.9410
Good's u: 0.9959
Each square represents a species. Square sizes are proportional to counts.
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