Charles Darwin Ecological Refuge (open habitat)
Basic information
Sample name: Charles Darwin Ecological Refuge (open habitat)

Reference: F. A. B. Silva, C. M. Q. Costa, R. C. Moura, and A. I. Farias. 2010. Study of the dung beetle (Coleoptera: Scarabaeidae) community at two sites: Atlantic forest and clear-cut, Pernambuco, Brazil. Environmental Entomology 39(2):359-367 [ER 320]
Country: Brazil
State: Pernambuco

Coordinate: -7.83° S, -34.74° W
Basis of coordinate: estimated from map
Geography comments: "in the municipality of Igarassu"
coordinate stated in the text is 7 48' 37" S, 34 27' 25" W, which is certainly wrong
correct coordinate is shown by Google Maps
Habitat: tropical/subtropical moist broadleaf forest
Altered habitat: pasture
Substrate: ground surface
MAT: 25.0
MAP: 2000.0
Habitat comments: "Atlantic rainforest" and specifically in "an open area that had been converted into pasture for cattle before the implementation of the conservation unit"
Life forms: scarab beetles
Sites: 6
Site area: 0.960
Sampling methods: quadrat, baited, pitfall traps
Sample size: 874
Years: 2006
Days: 24
Nets or traps: 24
Net or trap nights: 576
Sampling comments: 24 pitfall traps "baited with human dung and bovine carrion" and "distributed over four points that formed a square" with points "40 m apart" (i.e., six 40 x 40 m quadrats) that were operated for 48 hours once a month over 12 months
Sample: 633
Contributor: John Alroy
Enterer: John Alroy
Created: 2014-03-28 14:57:25
Modified: 2021-07-11 15:24:40
Abundance distribution
33 species
6 singletons
total count 874
extrapolated richness: 40.0
Fisher's α: 6.781
geometric series k: 0.8504
Hurlbert's PIE: 0.8965
Shannon's H: 2.6487
Good's u: 0.9931
Each square represents a species. Square sizes are proportional to counts.