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Toolik Lake
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Basic information
Sample name: Toolik Lake

Reference: G. O. Batzli and H. Henttonen. 1990. Demography and resource use by microtine rodents near Toolik Lake, Alaska, U.S.A.. Arctic and Alpine Research 22(1):51-64 [ER 1591]
Geography
Country: United States

State: Alaska


Coordinate: 68° 38' N, 149° 30' W
Coordinate basis: stated in text

Environment
Habitat: tundra

Substrate: ground surface

MAT: -8.6

MAP: 328.0

Habitat comments: eight specific habitats are described, most being dominated by shrubs, sedges, lichen, and/or moss
climate data are for Toolik Lake and are from Brzostek et al. (2012, Global Change Biology)

Methods
Life forms: rodents,other small mammals

Sampling methods: line transect,snap traps

Sample size: 553 individuals

Years: 1983 - 1985

Seasons: summer

Sampling comments: snap trap lines were deployed in multiple locations; some counts may apply to two live trap grids, but these were mostly sampled after the study period
sampling effort is completely unclear

Metadata
Sample number: 1819

Contributor: John Alroy

Enterer: John Alroy

Created: 2015-12-11 16:42:24

Modified: 2015-12-11 05:42:24

Abundance distribution
7 species
1 singleton
total count 553
extrapolated richness: 9.8
Fisher's α: 1.130
geometric series k: 0.3933
Hurlbert's PIE: 0.5551
Shannon's H: 0.9475
Good's u: 0.9982
Each square represents a species. Square sizes are proportional to counts.
Register
Current reference: Sainz-Borgo 2016 (ER 2762)