Malafai Farm (grassland)
Basic information
Sample name: Malafai Farm (grassland)
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]
Geography
Country: Brazil
State: Rio Grande do Sul
Coordinate: 31° 16' S, 54° 7' W
Coordinate basis: stated in text
Environment
Habitat: tropical/subtropical savanna
Protection: unprotected
Substrate: ground surface
WMT: 23.9
CMT: 11.5
MAP: 1496.0
Habitat comments: subtropical Pampas grassland adjacent to a Cabernet Sauvignon vineyard
climate based on station 83980 (Bagé)
climate based on station 83980 (Bagé)
Methods
Life forms: ants
Site length: 420
Sampling methods: line transect,pitfall traps
Sample size: 685 individuals
Years: 2009 - 2011
Days: 24
Seasons: winter,spring,summer,autumn
Nets or traps: 24
Net or trap nights: 576
Sampling comments: 20 collection points "distributed 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"
Metadata
Sample number: 849
Contributor: John Alroy
Enterer: John Alroy
Created: 2014-04-19 16:10:40
Modified: 2020-01-03 00:50:00
Abundance distribution
41 species
9 singletons
total count 685
geometric series index: 61.4
Fisher's α: 9.569
geometric series k: 0.8939
Hurlbert's PIE: 0.9384
Shannon's H: 3.0810
Good's u: 0.9869
Each square represents a species. Square sizes are proportional to counts.
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