Reef Bay Trail
Basic information
Sample name: Reef Bay Trail

Reference: R. T. T. Forman and D. C. Hahn. 1980. Spatial patterns of trees in a Caribbean semievergreen forest. Ecology 61(6):1267-1274 [ER 25]
Country: United States
State: Virgin Island

Coordinate: 18° 20' N, 64° 44' W
Basis of coordinate: based on nearby landmark
Geography comments: "just above sea level" on the island of St. John
coordinate based on St. John
Climate and habitat
Habitat: tropical/subtropical dry broadleaf forest
Altered habitat: fragment
Substrate: ground surface
MAT: 26.0
MAP: 1285.0
Habitat comments: "moist semievergreen forest... The majority of the canopy appeared to be deciduous"
the "study area in the forest was a 4-ha plot" that "is the most extensive portion of the forest" (so it is clearly a fragment)
MAT and MAP (range 103 to 154 cm) stated in text; "daily average range" is 11.5
Life forms: trees
Sites: 1
Site area: 4.000
Sampling methods: line transect
Sample size: 131
Years: 1975
Seasons: dry
Minimum size: 10.0cm dbh
Sampling comments: JA: point centered quadrat method (so sampled area can't be calculated)
Sample: 99
Contributor: John Alroy
Enterer: Albert Garcia Selles
Created: 2013-02-25 12:20:32
Modified: 2015-02-23 10:33:37
Abundance distribution
27 species
4 singletons
total count 131
Fisher's α: 10.316
geometric series k: 0.9011
Hurlbert's PIE: 0.9376
Shannon's H: 2.9989
Good's u: 0.9703
Andira inermis15
Amyris elemiferat13
Swietenia mahagonit13
Family indet.12
Checkerboard bark
Melicoccus hijugatus8
Caesearia guianensis6
Eugenia monicoa6
Eugenia rhomnbeat6
Family indet.6
Checkerboard bark; obovate, alternate leaves
Zanthoxylum mononphyllum5
Family indet.5
Checkerboard bark Adenonthera pavonina
Acacia macracantha4
Family indet.4
Smooth reddish bark
Tamarindus indica4
Family indet.3
Reddish-brown bark
Capparis sp.3
Zanthoxylum martinicense2
Family indet.2
Smooth bark
Family indet.2
Reddish-brown bark
Family indet.2
Whitish bark
Family indet.2
Smooth grey-brown bark
Family indet.2
Patchy gray bark
Capparis atmplissima2
Exostemna caribaeum1
Family indet.1
White bark with pits; obovate, opposite leaves
Family indet.1
Yellow bark
Family indet.1
Brownish bark with white streaks