Centre of Brackish Water Aquaculture (January)
Basic information
Sample name: Centre of Brackish Water Aquaculture (January)
Sample aka: Kakdwip
Reference: N. Sharma. 2012. Population fluctuation of grasshopper fauna in a field near Kakdwip, Sunderbans, West Bengal. Records of the Zoological Survey of India 111(3):27-30 [ER 2166]
Geography
Country: India
State: West Bengal
Coordinate: 22° 53' N, 88° 11' E
Latlng basis: based on nearby landmark
Geography comments: "near Centre of Brackish Water Aquaculture and is two Kms from Kakdwip" (coordinate based on Kakdwip)
Environment
Habitat: tropical/subtropical savanna
Substrate: ground surface
Habitat comments: "grassland ecosystem... the individuals of different species migrate towards the rice and other vegetable fields from the nearby wild vegetations, in particular the adjoining grasses" (but the site itself is a "grassfield")
Methods
Life forms: orthopterans
Sites: 1
Site length: 150.0
Site width: 100.0
Sampling methods: quadrat, other nets
Sample size: 75 individuals
Net or trap nights: 0
Basal area status: not applicable
Sampling comments: "Site area... was about 150m x 100m. The entire site was subdivided into 5 sq. m. sub-plots. The grasshoppers were collected by catch-count method... using standard net of conventional size of 36 cm in diameter"
collection year not stated
collection year not stated
Metadata
Sample no: 2174
Contributor no: John Alroy
Enterer: John Alroy
Created: 2016-08-04 10:10:03
Modified: 2016-08-04 00:10:03
Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
9 species
1 singleton
total count 75
geometric series index: 12.3
Fisher's α: 2.67
geometric series k: 0.7499
Hurlbert's PIE: 0.8236
Shannon's H: 1.914
Good's u: 0.987
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