Malafai Farm (vineyard)
Basic information
Sample name: Malafai Farm (vineyard)

Reference: J. O. O. Rosado, M. G. de Gonçalves, W. Dröse, E. J. Ely e Silva, R. F. Krüger, and A. E. Loeck. 2013. Effect of climatic variables and vine crops on the epigeic ant fauna (Hymenoptera: Formicidae) in the Campanha region, state of Rio Grande do Sul, Brazil. Journal of Insect Conservation 17:1113-1123 [ER 485]
Country: Brazil
State: Rio Grande do Sul

Coordinate: 31° 16' S, 54° 7' W
Basis of coordinate: stated in text
Habitat: tropical/subtropical savanna
Altered habitat: cropland
Protection: unprotected
Substrate: ground surface
WMT: 23.9
CMT: 11.5
MAP: 1496.0
Habitat comments: a Cabernet Sauvignon vineyard
climate based on station 83980 (Bagé)
Life forms: ants
Site length: 420.000
Sampling methods: line transect, pitfall traps
Sample size: 514
Years: 2009 - 2011
Days: 24
Seasons: winter, spring, summer, autumn
Nets or traps: 24
Net or trap nights: 576
Sampling comments: 20 collection points spread "along three transects (eight pitfalls/transect), each 140 m long" with "a sampling effort of one collection per season (spring 2009 to winter 2011)... The pitfall traps were left in the field for a period of 72 h"
Sample: 3582
Contributor: John Alroy
Enterer: John Alroy
Created: 2020-01-03 11:53:47
Modified: 2020-01-03 11:53:47
Abundance distribution
25 species
4 singletons
total count 514
extrapolated richness: 29.9
Fisher's α: 5.496
geometric series k: 0.8244
Hurlbert's PIE: 0.8941
Shannon's H: 2.5741
Good's u: 0.9922
Each square represents a species. Square sizes are proportional to counts.