Instituto Biológico (leaf litter)
Basic information
Sample name: Instituto Biológico (leaf litter)
Reference: F. M. Ribeiro, N. Sibinel, G. Ciocheti, and A. E. C. Campos. 2012. Analysis of ant communities comparing two methods for sampling ants in an urban park in the city of Säo Paulo, Brazil. Sociobiology 59(1):971-984 [ER 2126]
Geography
Country: Brazil
State: Säo Paulo
Coordinate: 23° 35' S, 46° 38' W
Coordinate basis: based on nearby landmark
Geography comments: "the 3 ha park of Instituto Biológico... in the city of Säo Paulo, the Vila Mariana neighborhood, 5 km away from downtown" (coordinate based on Vila Mariana)
Environment
Habitat: tropical/subtropical dry broadleaf forest
Altered habitat: inhabited area
Protection: unprotected
Substrate: leaf litter
Habitat comments: no description of the original habitat, which is inferred from the climate of Säo Paulo
Methods
Life forms: ants
Sampling methods: line transect,Winkler apparatus
Sample size: 697 individuals
Years: 2005
Nets or traps: 25
Trap spacing: 0.01
Sampling comments: "Data collection was conducted in April, September and October 2005... Five transects of 40 m each were established in the main grassed areas... In each transect one square meter of leaf litter was collected every 10 meters (N = 25), later processed in a Winkler extractor"
only percentage data are given, but they clearly imply that the sample size was 697
only percentage data are given, but they clearly imply that the sample size was 697
Metadata
Sample number: 2112
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-06-17 20:58:06
Modified: 2020-01-14 05:32:14
Abundance distribution
22 species
6 singletons
total count 697
extrapolated richness: 40.4
Fisher's α: 4.323
geometric series k: 0.7394
Hurlbert's PIE: 0.3334
Shannon's H: 0.9447
Good's u: 0.9914
Each square represents a species. Square sizes are proportional to counts.
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