Ibicuí River
Basic information
Sample name: Ibicuí River

Reference: C. C. Espinosa, D. Galiano, B. B. Kubiak, and J. R. Marinho. 2016. Medium- and large-sized mammals in a steppic savanna area of the Brazilian Pampa: survey and conservation issues of a poorly known fauna. Southwestern Naturalist 76(1):73-79 [ER 2072]
Country: Brazil
State: Rio Grande do Sul

Coordinate: 29° 45' 28" S, 54° 48' 7" W
Basis of coordinate: stated in text as range
Geography comments: "in a micro-basin of the Ibicuí River in southern Brazil"
Habitat: temperate savanna
Altered habitat: fragment
Substrate: ground surface
MAT: 18.6
MAP: 1532.0
Habitat comments: "two gallery forest fragments... both set in a matrix of native grassland used for agricultural and cattle-raising activities. The studied area is located in a steppic savanna physiographic region"
apparently erroneous MAP of 510 mm is reported in the text
climate data are for Alegrete, which is inside the basin, and are from Bicca-Marques and Calegaro-Marques (1998, Am J Phys Anthro)
Life forms: carnivores, rodents, ungulates, other large mammals, other small mammals
Sites: 2
Sampling methods: automatic cameras
Sample size: 341
Years: 2009, 2010
Nets or traps: 10
Net or trap nights: 2400
Camera type: digital
Cameras paired: no
Trap spacing: 0.150
Sampling comments: the sites are "Fragment A, with an area of 116 hectares, and fragment B, with an area of 48 hectares"
sampling was "from May 2009 to October 2010, except during the months of February and March 2010, when the sampling was interrupted due to heavy rain" (i.e., over 16 months); "A total of 112 points, 51 in fragment A and 61 in fragment B, were sampled. Each month, a total of 10 camera traps (each one representing a sampling point) were used for 15 uninterrupted days. The minimum distance between the sampling points was 150 meters"
Sample: 2013
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-05-23 13:33:42
Modified: 2021-06-04 13:01:09
Abundance distribution
17 species
1 singleton
total count 341
extrapolated richness: 19.0
Fisher's α: 3.763
geometric series k: 0.7654
Hurlbert's PIE: 0.8700
Shannon's H: 2.2949
Good's u: 0.9971
Each square represents a species. Square sizes are proportional to counts.