Pogue Creek Natural Area
Basic information
Sample name: Pogue Creek Natural Area

Reference: J. L. Hart and H. D. Grissino-Mayer. 2009. Gap-scale disturbance processes in secondary hardwood stands on the Cumberland Plateau, Tennessee, USA. Plant Ecology 201(1):131-146 [ER 2116]
Geography
Country: United States

State: Tennessee


County: Fentress


Coordinate: 36° 31' N, 84° 53' W
Coordinate basis: stated in text

Geography comments: no details given
elevation 260 to 490 m

Environment
Habitat: temperate broadleaf/mixed forest

Altered habitat: secondary forest

Substrate: ground surface

MAT: 13.0

WMT: 23.0

CMT: 2.0

MAP: 1370.0

Habitat comments: "humid mesothermal" and within "the Mixed Mesophytic Forest Region... forests are intermediate between mixed mesophytic and Quercus-Carya types... The forest was established in the late 1920s after the cessation of local logging operations"

Methods
Life forms: trees

Sites: 40

Site area: 0.171

Sampling methods: belt transect

Sample size: 473 individuals

Size min: 5

Sampling comments: "Canopy gaps (n = 40) were located along transects throughout the reserve using the line intersect method" and sampling was within each gap, with counts only pertaining to "true canopy gaps"; "Total transect length was 4.47 km, with 15% of the total length in expanded gaps and true gaps, and 6% in true canopy gaps only"
total site area is nowhere stated but is apparently 40 gaps x mean gap size 42.78 m2 = 0.17112 ha; this figure is consistent with the minimum density reported in Table 2

Metadata
Sample number: 2089

Contributor: John Alroy

Enterer: John Alroy

Created: 2016-06-14 19:54:55

Modified: 2016-06-14 09:54:55

Abundance distribution
28 species
7 singletons
total count 473
geometric series index: 43.5
Fisher's α: 6.513
geometric series k: 0.8332
Hurlbert's PIE: 0.8685
Shannon's H: 2.5174
Good's u: 0.9852
Each square represents a species. Square sizes are proportional to counts.
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