Sunrise Towhead Island
Basic information
Sample name: Sunrise Towhead Island

Reference: S. Greulich, S. Franklin, T. Wasklewicz, and J. Grubaugh. 2007. Hydrogeomorphology and forest composition of Sunrise Towhead Island in the Lower Mississippi River. Southeastern Naturalist 6(2):217-234 [ER 85]
Country: United States
State: Tennessee

Coordinate: 35° 33' N, 89° 54' W
Basis of coordinate: based on nearby landmark
Geography comments: "at Mississippi River mile 775, approximately 40 km upstream from Memphis, TN, and just upstream from the mouth of the Hatchie River... elevations of the highest and lowest plots were 76.2 m and 67.1 m" (coordinate based on Hatchie River)
Climate and habitat
Habitat: temperate broadleaf/mixed forest
Substrate: ground surface
WMT: 28.7
CMT: 0.4
MAP: 1270.0
Habitat comments: climate data are for the Meeman Biological Field Station in 1978 and are from Allsbrooks and Kennedy (1987, Journal of the Tennessee Academy of Science)
Life forms: trees
Sites: 61
Sampling methods: line transect
Sample size: 201
Years: 1999
Minimum size: 10.0cm dbh
Sampling comments: "Two transects were established in 1999, crossing the island perpendicular to river flow... Forest plots were established on each transect at 80-m intervals. A total of 61 plots were established"
Sample: 214
Contributor: John Alroy
Enterer: Albert Garcia Selles
Created: 2013-03-22 11:14:37
Modified: 2017-11-02 14:05:37
Abundance distribution
18 species
5 singletons
total count 201
extrapolated richness: 26.2
Fisher's α: 4.786
geometric series k: 0.8015
Hurlbert's PIE: 0.8467
Shannon's H: 2.1508
Good's u: 0.9753
Each square represents a species. Square sizes are proportional to counts.