El Refugio Huanchaca Biological Station
Basic information
Sample name: El Refugio Huanchaca Biological Station
Sample aka: Noel Kempff Mercado National Park

Reference: L. H. Emmons. 2009. Long-term variation in small mammal abundance in forest and savanna of Bolivian Cerrado. Biotropica 41(4):493-502 [ER 857]
Country: Bolivia
State: Santa Cruz

Coordinate: -14.751° S, -61.028° W
Basis of coordinate: stated in text
Climate and habitat
Habitat: tropical/subtropical dry broadleaf forest
Protection: national/state park
Substrate: ground surface
MAT: 25.5
MAP: 1481.0
Habitat comments: "Forest with deciduous canopy... covered with native vegetation" and "now undisturbed"
MAP stated in text; MAT is for NKMNP and is from Gosling et al. (2005)
Life forms: rodents, other small mammals
Sampling methods: line transect, baited, Sherman traps, Tomahawk traps
Sample size: 537
Years: 1998 - 2007
Nets or traps: 130
Net or trap nights: 13118
Sampling comments: "five parallel lines spaced 150 m apart, with 15 trap stations spaced at 20-m intervals on each line; for a footprint of 16.8 ha or about 18 ha with an added buffer"; there was one Sherman trap per station, one Tomahawk trap at every third station, and six Sherman traps placed in trees at random on each line "for a total of 130 traps/plot"; traps were baited with rolled oats and raisins
coutns are of individuals
Sample: 1219
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-02-16 11:12:50
Modified: 2015-10-04 21:21:03
Abundance distribution
18 species
4 singletons
total count 537
extrapolated richness: 23.1
Fisher's α: 3.589
geometric series k: 0.7270
Hurlbert's PIE: 0.7817
Shannon's H: 2.0089
Good's u: 0.9926
Each square represents a species. Square sizes are proportional to counts.