Rivera (plantation)
Basic information
Sample name: Rivera (plantation)

Reference: M. J. Andrade-Nez and T. M. Aide. 2010. Effects of habitat and landscape characteristics on medium and large mammal species richness and composition in northern Uruguay. Zoologia 27(6):909-917 [ER 1711]
Country: Uruguay

Coordinate: 31° 11' S, 55° 46' W
Basis of coordinate: based on nearby landmark
Geography comments: "in the northwestern part of the department of Rivera... Study sites were located in ten properties of a forestry company" (coordinate is based on Tranqueras)
Climate and habitat
Habitat: tropical/subtropical dry broadleaf forest
Altered habitat: plantation
Substrate: ground surface
MAT: 18.1
MAP: 1653.0
Habitat comments: "The climate is humid subtropical" and the sites are in "monocultures of Eucalyptus spp."; "Plantation sites varied in age from 2 to 18 years old"
Life forms: carnivores, ungulates, other large mammals, other small mammals
Sites: 10
Sampling methods: no design, baited, automatic cameras
Sample size: 103
Years: 2008
Days: 24
Nets or traps: 40
Net or trap nights: 960
Camera type: digital
Cameras paired: no
Trap spacing: 0.060
Sampling comments: "The first survey was carried out from January to April, 2008, the second survey from June to August, 2008, and the third survey from September to December, 2008. Each site was surveyed for approximately 24 days... The direct method consisted of four digital camera traps (Cuddeback Excite Digital Camera, 2 Megapixels) for eight consecutive days in each site for a total of 96 camera/days per site (3 censuses x 4 cameras x 8 days). Camera traps were separated on average by 60 m... We used apples, bananas, sardines and vanilla as baits"
Sample: 1907
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-01-10 17:22:06
Modified: 2016-01-12 17:40:53
Abundance distribution
10 species
1 singleton
total count 103
extrapolated richness: 12.2
Fisher's α: 2.737
geometric series k: 0.6601
Hurlbert's PIE: 0.7736
Shannon's H: 1.8209
Good's u: 0.9907
Each square represents a species. Square sizes are proportional to counts.
Cerdocyon thous425.2 kg carnivore-frugivore
Dasypus novemcinctus114.4 kg invertivore
Mazama gouazoubira1514 kg frugivore-browser
Lycalopex gymnocercus115.6 kg carnivore-frugivore
"Pseudalopex gymnocercus"
Conepatus chinga91.9 kg invertivore
Lepus europaeus73.4 kg herbivore
Leopardus geoffroyi24.6 kg carnivore
"Oncifelis geoffroyi"
Sus scrofa154 kg herbivore
Euphractus sexcinctus34.7 kg
Didelphis albiventris2833 g