Vargem Grande
Basic information
Sample name: Vargem Grande
Sample aka: Serra do Mar State Park
Reference: M. Galetti, R. Guevara, C. L. Neves, R. R. Rodarte, R. S. Bovendorp, M. Moreira, J. B. Hopkins III, and J. D. Yeakel. 2015. Defaunation affects the populations and diets of rodents in Neotropical rainforests. Biological Conservation 190:2-7 [ER 1140]
Geography
Country: Brazil
State: São Paulo
Coordinate: 23° 26' S, 45° 14' W
Latlng basis: stated in text
Environment
Habitat: tropical/subtropical moist broadleaf forest
Substrate: ground surface
MAT: 19.5
MAP: 2200.0
Habitat comments: MAP and MAT based on Joly et al. (2012): MAP ranges from 17 to 22 depending on altitude
Methods
Life forms: rodents
Sampling methods: quadrat, baited, pitfall traps, Sherman traps, Tomahawk traps
Sample size: 318 individuals
Years: 2008, 2009
Days: 110
Net or trap nights: 3420
Basal area status: not applicable
Sampling comments: "three independent 0.6 ha grids (60 x 100 m each) of live-traps [Sherman and Tomahawk] and six transects of pitfall-traps... Trapping sessions were carried out bimonthly comprising five consecutive nights at each site during one year (November 2008 to September 2009). Overall our sampling effort at each site consisted of 3420 trap-nights, 2700 for live-traps and 720 for pitfall-traps site"
marsupials are intentionally omitted from the data table
marsupials are intentionally omitted from the data table
Metadata
Sample no: 1661
Contributor no: John Alroy
Enterer: John Alroy
Created: 2015-07-01 19:17:34
Modified: 2015-07-01 09:17:34
Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
9 species
2 singletons
total count 318
geometric series index: 13.2
Fisher's α: 1.723
geometric series k: 0.5583
Hurlbert's PIE: 0.7552
Shannon's H: 1.5555
Good's u: 0.9937
Register
| Akodon montensis (montane grass mouse) | 67 | 35.7 g |
| Blarinomys breviceps | 5 | 22.0 g |
| Brucepattersonius soricinus | 10 | 33.0 g |
| Calomys tener | 1 | 10.6 g |
| Euryoryzomys russatus | 84 | |
| Juliomys pictipes | 2 | |
| Oligoryzomys nigripes (black-footed pygmy rice rat) | 42 | 17.7 g |
| Thaptomys nigrita | 106 | 21.2 g |
| Trinomys iheringi | 1 | 229.0 g |