Zackenberg
Basic information
Sample name: Zackenberg

Reference: T. T. Hoye, A. Eskildsen, R. R. Hansen, J. J. Bowden, N. M. Schmidt, and W. D. Kissling. 2014. Phenology of high-arctic butterflies and their floral resources: Species-specific responses to climate change. Current Zoology 60(2):243-251 [ER 1081]
Geography
Country: Greenland



Coordinate: 74° 28' N, 20° 34' W
Coordinate basis: stated in text

Geography comments: "north-east Greenland"

Environment
Habitat: tundra

Substrate: ground surface

MAT: -10.3

WMT: 3.8

CMT: -17.6

MAP: 261.0

Habitat comments: "the growing season is currently limited to between early June and early September during which the average air temperature is around 4.5°C... The vegetation of the study area can be roughly divided into five major plant communities: fen, grassland, Salix snow-bed, Cassiope heath, and Dryas heath"
climate data based on Dixon (in Beylich et al. 2016)

Methods
Life forms: butterflies

Sampling methods: no design,pitfall traps,other traps

Sample size: 3868 individuals

Years: 1996 - 2009

Seasons: summer

Sampling comments: "one window trap plot and six pitfall trap plots in the vicinity (<2 km) of the weather station. Each pitfall trap plot (10 m × 20 m) consisted of eight pitfall traps during 1996–2006 and four pitfall traps thereafter... The window trap plot consisted of two traps each with two chambers"

Metadata
Sample number: 1594

Contributor: John Alroy

Enterer: John Alroy

Created: 2015-05-25 11:24:55

Modified: 2016-12-11 06:33:38

Abundance distribution
4 species
0 singletons
total count 3868
geometric series index: 4.1
Fisher's α: 0.441
geometric series k: 0.1923
Hurlbert's PIE: 0.2781
Shannon's H: 0.5059
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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