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]
Geography
Country: United States

State: Tennessee



Coordinate: 35° 33' N, 89° 54' W
Coordinate basis: 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)

Environment
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)

Methods
Life forms: trees

Sites: 61

Sampling methods: line transect

Sample size: 201 individuals

Years: 1999

Size min: 10

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"

Metadata
Sample number: 214

Contributor: John Alroy

Enterer: Albert Garcia Selles

Created: 2013-03-22 11:14:37

Modified: 2017-11-02 03:05:37

Abundance distribution
18 species
5 singletons
total count 201
geometric series index: 32.0
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.
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