Sierra National Forest (pitfall traps)
Basic information
Sample name: Sierra National Forest (pitfall traps)

Reference: D. F. Williams and S. E. Braun. 1983. Comparison of pitfall and conventional traps for sampling small mammal populations. Journal of Wildlife Management 47(3):841-845 [ER 969]
Geography
Country: United States

State: California

County: Fresno

Coordinate: 37° 25' N, 119° 10' W
Latlng basis: based on nearby landmark

Geography comments: somewhere in Fresno County: coordinate based on Sierra National Forest
elevation 1830 to 2300 m

Environment
Habitat: temperate broadleaf/mixed forest

Protection: national/state forest

Substrate: ground surface

MAT: 10.8

MAP: 1065.0

Habitat comments: "mixed-conifer and red fir forests" and specifically "wet and dry meadows, riparian deciduous communities, and the successional stages of conifer forests"
climate data are for the Sierra National Forest and are from Safford et al. (2012, Forest Ecology and Management)

Methods
Life forms: rodents, other small mammals

Sampling methods: drift fences, pitfall traps

Sample size: 90 individuals

Years: 1979

Days: 11

Nets or traps: 100

Net or trap nights: 1100

Basal area status: not applicable

Sampling comments: pitfall traps with wooden board drift fences set out at 50 sites, each with "2 trap stations located 15 m apart"

Metadata
Sample no: 1456

Contributor no: John Alroy

Enterer: John Alroy

Created: 2015-03-02 15:38:03

Modified: 2015-12-01 09:35:07

Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
6 species
1 singleton
total count 90
geometric series index: 8.9
Fisher's α: 1.447
geometric series k: 0.4985
Hurlbert's PIE: 0.4492
Shannon's H: 0.9676
Good's u: 0.9891
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