Rivera (gallery forest)
Basic information
Sample name: Rivera (gallery forest)

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
Substrate: ground surface
Disturbance: grazing
MAT: 18.1
MAP: 1653.0
Habitat comments: "The climate is humid subtropical" and the sites are in "gallery (or riparian) forest... Gallery forest sites are characterized by a predominance of small trees... and shrub species"
Life forms: carnivores, rodents, ungulates, other large mammals, other small mammals
Sites: 10
Sampling methods: no design, baited, automatic cameras
Sample size: 215
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: 1906
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-01-10 17:19:27
Modified: 2016-01-12 17:40:59
Abundance distribution
13 species
2 singletons
total count 215
extrapolated richness: 17.8
Fisher's α: 3.043
geometric series k: 0.6899
Hurlbert's PIE: 0.7539
Shannon's H: 1.7518
Good's u: 0.9909
Each square represents a species. Square sizes are proportional to counts.
Cerdocyon thous865.2 kg carnivore-frugivore
Dasypus novemcinctus534.4 kg invertivore
Mazama gouazoubira2414 kg frugivore-browser
Lycalopex gymnocercus155.6 kg carnivore-frugivore
"Pseudalopex gymnocercus"
Conepatus chinga61.9 kg invertivore
Leopardus geoffroyi154.6 kg carnivore
"Oncifelis geoffroyi"
Procyon cancrivorus65.0 kg carnivore-frugivore
Hydrochoerus hydrochaeris258 kg grazer-browser
Sus scrofa254 kg herbivore
Euphractus sexcinctus24.7 kg
Lontra longicaudis15.8 kg
Didelphis albiventris2833 g
Leopardus wiedii12.6 kg carnivore