Upper Wabash River Basin
Basic information
Sample name: Upper Wabash River Basin

Reference: C. E. Rizkalla and R. K. Swihart. 2006. Community structure and differential responses of aquatic turtles to agriculturally induced habitat fragmentation. Landscape Ecology 21:1361-1375 [ER 706]
Geography
Country: United States
State: Indiana

Coordinate: 40° 45' N, 86° 4' W
Basis of coordinate: based on nearby landmark
Geography comments: sampling area is roughly centered on Peru (basis of coordinate)
Climate and habitat
Habitat: temperate wetland
Substrate: ground surface
WMT: 23.4
CMT: -1.6
MAP: 998.0
Habitat comments: "Approximately 88% of the area is under agricultural use, primarily for corn and soybeans" but all sites are in wetlands
treated as non-fragmentary because the wetland sites are interconnected through a drainage basin
climate data based on station 72533 (Fort Wayne International Airport)
Methods
Life forms: turtles
Sites: 35
Sampling methods: no design, hoop nets
Sample size: 577
Years: 2001 - 2003
Sampling comments: "35 randomly selected 23-km2 cells"
mark-recapture methods were used to make sure counts were of individuals
Metadata
Sample: 1023
Contributor: John Alroy
Enterer: John Alroy
Created: 2014-08-08 20:34:02
Modified: 2015-02-24 10:49:26
Abundance distribution
8 species
0 singletons
total count 577
Fisher's α: 1.314
geometric series k: 0.5292
Hurlbert's PIE: 0.7035
Shannon's H: 1.4452
Good's u: 1.0000
Register