Tutuila (valley)
Basic information
Sample name: Tutuila (valley)
Reference: E. L. Webb, B. J. Stanfield, and M. L. Jensen. 1999. Effects of topography on rainforest tree community structure and diversity in American Samoa, and implications for frugivore and nectarivore populations. Journal of Biogeography 26(4):887-897 [ER 60]
Geography
Country: United States
State: American Samoa
Coordinate: 14° 18' S, 170° 41' E
Coordinate basis: stated in text
Geography comments: "Plots ranged from 48 m to 339 m in elevation"
Environment
Habitat: tropical/subtropical moist broadleaf forest
Substrate: ground surface
Disturbance: recent storm
Methods
Life forms: trees
Sites: 20
Site area: 0.4
Sample size: 230 individuals
Size min: 10
Basal area: 12.8
Sampling comments: twenty 10 x 20 m plots
Metadata
Sample number: 164
Contributor: John Alroy
Enterer: Albert Garcia Selles
Created: 2013-03-08 11:23:44
Modified: 2017-11-11 02:46:15
Abundance distribution
28 species
11 singletons
total count 230
extrapolated richness: 55.6
Fisher's α: 8.356
geometric series k: 0.8627
Hurlbert's PIE: 0.8936
Shannon's H: 2.6293
Good's u: 0.9522
Each square represents a species. Square sizes are proportional to counts.
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Current reference:
Lozada et al. 2000 (ER 999)