Lake Izunuma-Uchinuma (June)
Basic information
Sample name: Lake Izunuma-Uchinuma (June)

Reference: K. Ueda, J. Ashizawa, and Y. Fujimoto. 2018. Species composition and seasonal occurrence of odonates in Lake Izunuma-Uchinuma and the surrounding areas, Miyagi Prefecture, Japan. Izunuma-Uchinuma Wetland Researches 12:9-16 [ER 2959]
Country: Japan

Coordinate: 38° 43' N, 141° 7' E
Basis of coordinate: stated in text
Geography comments: "in Lake Izunuma-Uchinuma and the surrounding areas, northeastern Miyagi Prefecture"
Habitat: temperate wetland
Protection: other protected area
Substrate: ground surface
Life forms: odonates
Sampling methods: line transect, other nets
Sample size: 1058
Years: 2014
Days: 1
Seasons: spring
Sampling comments: collections were made by crossing survey routes at 54 points, 26 on the lake banks, 2 in a river, and 26 at ponds
counts were mostly visual but some individuals were netted
each survey was apparently conducted on a single day
Sample: 3160
Contributor: John Alroy
Enterer: John Alroy
Created: 2019-01-02 16:56:48
Modified: 2019-01-02 16:56:48
Abundance distribution
18 species
1 singleton
total count 1058
extrapolated richness: 21.3
Fisher's α: 3.081
geometric series k: 0.6849
Hurlbert's PIE: 0.6289
Shannon's H: 1.5760
Good's u: 0.9991
Each square represents a species. Square sizes are proportional to counts.