Estação Ecológica de Maraca (riparian)
Basic information
Sample name: Estação Ecológica de Maraca (riparian)
Reference: J. W. Ribeiro Jr, A. P. Lima, and W. E. Magnusson. 2012. The effect of riparian zones on species diversity of frogs in Amazonian forests. Copeia 2012(3):375-381 [ER 241]
Geography
Country: Brazil
State: Roraima
Coordinate: 3° 22' S, 61° 28' W
Latlng basis: estimated from map
Geography comments: coordinate estimated from map in text
altitude range 54.9 to 82.5 m
altitude range 54.9 to 82.5 m
Environment
Habitat: tropical/subtropical moist broadleaf forest
Substrate: ground surface
MAT: 26.0
MAP: 2000.0
Habitat comments: precip 1750 - 2250
Methods
Life forms: frogs
Sites: 25
Site length: 6250.0
Sampling methods: line transect, hand capture, visual
Sample size: 172 individuals
Years: 2008, 2009
Net or trap nights: 0
Sampling comments: 30 250 m long plots at 1 km intervals on a grid plus 19 250 plots "along the margins of water bodies" (25 defined as riparian)
apparently some combination of visual sightings and hand captures
apparently some combination of visual sightings and hand captures
Metadata
Sample no: 485
Contributor no: John Alroy
Enterer: John Alroy
Created: 2014-03-20 13:39:33
Modified: 2014-03-20 02:39:33
Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
20 species
4 singletons
total count 172
geometric series index: 31.1
Fisher's α: 5.86
geometric series k: 0.8499
Hurlbert's PIE: 0.909
Shannon's H: 2.5844
Good's u: 0.9769
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