Basic information
Sample name: Shorkot

Reference: M. K. Mukhtar, M. Irfan, H. M. Tahir, S. Y. Khan, K. R. Ahmad, A. Qadir, and M. Arshad. 2012. Species composition and population dynamics of spider fauna of Trifolium and Brassica field. Pakistan Journal of Zoology 44(5):1261-1267 [ER 126]
Country: Pakistan
State: Punjab

Coordinate: 30.5° N, 72.4° E
Basis of coordinate: stated in text
Habitat: forest
Altered habitat: cropland
Protection: unprotected
Substrate: ground surface
Habitat comments: "Trifolium and Brassica were cultivated in one acre rectangular field... These crops were sown in the selected field during the month of November 2009. The field was not treated with any kind of insecticide during the whole period of sampling." (p. 1262)
Life forms: spiders
Sampling methods: no design, pitfall traps
Sample size: 547
Years: 2009-2010
Sampling comments: 25 traps (12 cm long and 6 cm wide) were placed randomly in the studied area (p. 1262)
Sample: 294
Contributor: John Alroy
Enterer: Albert Garcia Selles
Created: 2013-04-10 14:00:38
Modified: 2020-01-14 20:44:35
Abundance distribution
66 species
20 singletons
total count 547
extrapolated richness: 99.8
Fisher's α: 19.626
geometric series k: 0.9270
Hurlbert's PIE: 0.8987
Shannon's H: 3.0899
Good's u: 0.9635
Each square represents a species. Square sizes are proportional to counts.