Fundo Pecuario Masaguaral
Basic information
Sample name: Fundo Pecuario Masaguaral

Reference: M. A. O'Connell. 1989. Population dynamics of Neotropical small mammals in seasonal habitats. Journal of Mammalogy 70(3):532-548 [ER 1579]
Country: Venezuela
State: Guárico

Coordinate: 8° 24' N, 67° 35' W
Basis of coordinate: stated in text
Geography comments: "about 45 km S Calabozo, Guárico"
elevation 0 to 75 m
Climate and habitat
Habitat: tropical/subtropical savanna
Substrate: ground surface
Disturbance: grazing
MAT: 28.2
MAP: 1500.0
Habitat comments: "a working ranch" encompassing "savanna and gallery forest" that was also "managed as a wildlife sanctuary for about the last 35 years. The terrain is nearly flat"
"average maximum [temperature] is 35.2ºC and the average minimum is 21.2ºC... Virtually all... annual rainfall occurs from May through November"
Life forms: rodents, other small mammals
Sampling methods: quadrat, baited, Sherman traps, other traps
Sample size: 639
Years: 1975 - 1977
Nets or traps: 145
Net or trap nights: 19145
Sampling comments: "a 4-ha trapping grid with 100 stations at 20-m intervals in a 10 by 10 configuration" with "one Sherman live trap (23 by 9 by 7.5 cm) per station. Larger National traps (46 by 15 by 15 cm) were set... at 25 stations" and 20 "National traps (38 by 13 by 13 cm)... were placed 1.7 to 3 m high in trees and vines... Traps were baited with cracked corn and banana"; trap night total is stated
Sample: 1815
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-12-09 15:44:22
Modified: 2015-12-09 15:44:22
Abundance distribution
7 species
0 singletons
total count 639
extrapolated richness: 7.0
Fisher's α: 1.099
geometric series k: 0.4958
Hurlbert's PIE: 0.5703
Shannon's H: 1.2497
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.