Caucaia do Alto (Sherman traps)
Basic information
Sample name: Caucaia do Alto (Sherman traps)

Reference: F. Umetsu, L. Naxara, and R. Pardini. 2006. Evaluating the efficiency of pitfall traps for sampling small mammals in the Neotropics. Journal of Mammalogy 87(4):757-765 [ER 850]
Geography
Country: Brazil

State: Säo Paulo



Coordinate: 23° 44' S, 47° 3' W
Coordinate basis: estimated from map

Geography comments: five sites were in the Morro Grande Reserve and the others were to the west
altitude 850 to 1100 m

Environment
Habitat: tropical/subtropical dry broadleaf forest

Substrate: ground surface

MAT: 19.0

MAP: 1350.0

Habitat comments: "a transition between the coastal Atlantic rain forest and the Atlantic semideciduous forest, classified as 'Lower Montane Atlantic Rain Forest'"; 23 of 26 sites were in "secondary forest from 50 to 80 years old"
mean max/min 27/11
rainfall 1300 to 1400 mm and is "seasonably variable"

Methods
Life forms: rodents,other small mammals

Sites: 26

Sampling methods: baited,Sherman traps

Sample size: 675 individuals

Years: 2002 - 2005

Days: 21

Nets or traps: 24

Net or trap nights: 1008

Sampling comments: at each of the 26 sites there were "2 parallel lines of [baited] Sherman traps" that "were 165 m long and separated by 20 m" including "12 trap stations at 15-m intervals"; Sherman trap sessions totalled 21 days and 1008 trap-nights

Metadata
Sample number: 1203

Contributor: John Alroy

Enterer: John Alroy

Created: 2015-02-14 19:59:50

Modified: 2015-02-14 08:59:50

Abundance distribution
14 species
0 singletons
total count 675
geometric series index: 16.0
Fisher's α: 2.499
geometric series k: 0.7051
Hurlbert's PIE: 0.8425
Shannon's H: 2.0822
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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