Igapó
Basic information
Sample name: Igapó
Sample aka: Belém
Reference: G. A. Black, T. Dobzhansky, and C. Pavan. 1950. Some attempts to estimate species diversity and population density of trees in Amazonian forests. Botanical Gazette 111(4):413-425 [ER 14]
Geography
Country: Brazil
State: Amazonas
Coordinate: 1° 27' S, 48° 30' W
Coordinate basis: based on nearby landmark
Geography comments: JA: elevation is for "Belem" (Phillips and Gentry 1994, possibly the same plots visited later) and coordinate is for Belem
Environment
Habitat: tropical/subtropical moist broadleaf forest
Altered habitat: secondary forest
Substrate: ground surface
MAT: 26.5
MAP: 2760.0
Habitat comments: JA: MAT 26 to 27 ("monthly" data for Belem: Cattanio et al. 2002) MAP 2760 (data for "Belem" of Phillips and Gentry 1994)
Methods
Life forms: trees
Sites: 1
Site area: 1
Site length: 100
Site width: 100
Sampling methods: line transect
Sample size: 543 individuals
Years: 1949
Seasons: winter
Size min: 10
Metadata
Sample number: 50
Contributor: John Alroy
Enterer: Albert Garcia Selles
Created: 2013-02-11 11:55:03
Modified: 2014-07-17 05:57:54
Abundance distribution
59 species
22 singletons
total count 543
geometric series index: 126.1
Fisher's α: 16.838
geometric series k: 0.9098
Hurlbert's PIE: 0.7854
Shannon's H: 2.5699
Good's u: 0.9595
Each square represents a species. Square sizes are proportional to counts.
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