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]
Country: United States
State: American Samoa

Coordinate: 14° 18' S, 170° 41' E
Basis of coordinate: stated in text
Geography comments: "Plots ranged from 48 m to 339 m in elevation"
Climate and habitat
Habitat: tropical/subtropical moist broadleaf forest
Substrate: ground surface
Disturbance: recent storm
Life forms: trees
Sites: 20
Site area: 0.400
Sample size: 230
Minimum size: 10.0cm dbh
Basal area: 12.8000 per ha
Sampling comments: twenty 10 x 20 m plots
Sample: 164
Contributor: John Alroy
Enterer: Albert Garcia Selles
Created: 2013-03-08 11:23:44
Modified: 2017-11-11 13:46:15
Abundance distribution
28 species
11 singletons
total count 230
standardised richness: not computable
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