Maracâ Island
Basic information
Sample name: Maracâ Island
Reference: J. Thompson, J. Proctor, V. Viana, W. Milliken, J. A. Ratter, and D. A. Scott. 1992. Ecological studies on a lowland evergreen rain forest on Maracâ Island, Roraima, Brazil. I. Physical environment, forest structure and leaf chemistry. Journal of Ecology 80(4):689-703 [ER 43]
Geography
Country: Brazil
State: Roraima
County: Marca Island
Coordinate: 3° 25' N, 61° 40' W
Coordinate basis: stated in text as range
Geography comments: the island is at "3°15' to 3°35'N and 61°22' to 61°58'W" based on Pontes (1997, Int J Primatol)
altitude is for Maracâ Island and is from Luizäo et al. (1998, Forest Ecology and Management)
altitude is for Maracâ Island and is from Luizäo et al. (1998, Forest Ecology and Management)
Environment
Habitat: tropical/subtropical moist broadleaf forest
Substrate: ground surface
MAT: 26.0
MAP: 2083.0
Habitat comments: JA: within "a 9-ha area of forest" on a plateau but apparently surrounded by native vegetation
MAT is for Maraca Island and is from Rafael and Rosa (1991, Acta Amazonica)
MAP stated in text is 1822 mm; MAP is for Maraca Island and is from Nascimento et al. (2007, Plant Ecol)
MAT is for Maraca Island and is from Rafael and Rosa (1991, Acta Amazonica)
MAP stated in text is 1822 mm; MAP is for Maraca Island and is from Nascimento et al. (2007, Plant Ecol)
Methods
Life forms: trees
Sites: 6
Site length: 50
Site width: 50
Sample size: 77 individuals
Years: 1987, 1988
Size min: 10
Basal area: 23.8
Metadata
Sample number: 126
Contributor: John Alroy
Enterer: Albert Garcia Selles
Created: 2013-03-04 16:05:26
Modified: 2017-11-12 01:39:31
Abundance distribution
38 species
29 singletons
total count 77
geometric series index: 220.0
Fisher's α: 29.731
geometric series k: 0.9350
Hurlbert's PIE: 0.9342
Shannon's H: 3.1855
Good's u: 0.6241
Each square represents a species. Square sizes are proportional to counts.
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Register
| Astronium sp. | 1 | |
| Astronium lecointei | 1 | |
| Duguetia lucida | 4 | |
| Aspidosperma cf. eteanun | 1 | |
| Himatanthus articulatus | 3 | |
| Distictis granulosa | 1 | |
| Crepidospermum goudotianum | 1 | |
| Tetragastris panamensis | 8 | |
| Trattinnickia rhoifolia | 1 | |
| Licania kunthiana | 1 | |
| "Licania kiunthiana" | ||
| Combretum fruticosum | 1 | |
| Sloanea garkeana | 1 | |
| Lindackeria paludosa | 1 | |
| "Lindackeria paluidosa" | ||
| Ryania speciosa | 1 | |
| Hippocratea volubilis | 1 | |
| "Hippocratea volhbilis" | ||
| Ocotea fasciculata | 1 | |
| Ocotea sandwithii | 1 | |
| Lecythis corrugata | 3 | |
| Dialium guianense | 1 | |
| Fissicalyx fendleni | 1 | |
| Hymenaea sp. | 1 | |
| Machaerium sp. | 1 | |
| Trichilia sp. | 1 | |
| Brosimum lactescens | 12 | |
| Neea sp. | 1 | |
| Tree "Guiapira" | ||
| Duroia eriopila | 2 | |
| Guettarda sprutceana | 1 | |
| Rudgea crassiloba | 1 | |
| Rubiaceae indet. | 1 | |
| Chrysophyllum argenteum | 1 | |
| Pouteria guianensis | 9 | |
| "Pouteria hispida" | ||
| Pouteria sururtnensis | 2 | |
| Pouteria ? torta | 1 | |
| Pouteria venosa | 5 | |
| Pradosia surinarnensis | 1 | |
| Apeiba schornbuigkii | 1 | |
| Aegiphila sp. | 1 | |
| Family indet. | 1 | |