Upper West Twin Creek (1985)
Basic information
Sample name: Upper West Twin Creek (1985)

Reference: R. L. Edmonds, T. B. Thomas, and K. P. Maybury. 1993. Tree population dynamics, growth, and mortality in old-growth forests in the western Olympic Mountains, Washington. Canadian Journal of Forest Research 23:512-519 [ER 2472]
Country: United States
State: Washington

Coordinate: 47° 50' 0" N, 124° 0' 36" W
Basis of coordinate: stated in text
Geography comments: "in the Hoh River valley on the western side of Olympic National Park"
coordinate is for West Twin Creek and is from Kiffney et al. (2004, American Midland Naturalist)
Climate and habitat
Habitat: temperate coniferous forest
Protection: national/state park
Substrate: ground surface
WMT: 16.0
CMT: 4.0
MAP: 3500.0
Life forms: trees
Sites: 3
Site area: 0.300
Sampling methods: quadrat
Sample size: 147
Minimum size: 5.0cm dbh
Basal area: 87.1000 per ha
Sampling comments: three "permanent circular vegetation sample plots (1000 m2)"
Sample: 2749
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-10-20 20:21:43
Modified: 2018-06-30 21:06:01
Abundance distribution
3 species
0 singletons
total count 147
standardised richness: 3.0
Fisher's α: 0.534
geometric series k: 0.1857
Hurlbert's PIE: 0.3383
Shannon's H: 0.5962
Good's u: 1.0000