Kolappancheri (vegetable fields, 2005)
Basic information
Sample name: Kolappancheri (vegetable fields, 2005)

Reference: V. Anbalagan, M. G. Paulraj, and S. Ignacimuthu. 2013. Odonata diversity (Insecta: Arthropoda) in rice and vegetable fields in a north-eastern district of Tamil Nadu, India. Journal of Research in Biology 3(4):977-983 [ER 1132]
Geography
Country: India

State: Tamil Nadu



Coordinate: 13° 8' N, 79° 54' E
Coordinate basis: based on nearby landmark

Geography comments: "Tiruvallur district" (basis of coordinate)

Environment
Habitat: tropical/subtropical dry broadleaf forest

Altered habitat: cropland

Substrate: ground surface

Methods
Life forms: odonates

Sites: 9

Sampling methods: quadrat,sweep nets

Sample size: 3656 individuals

Years: 2005

Days: 24

Sampling comments: "three different locations... Quadrates of 25 m x 10 m size were laid down with threads... Totally three quadrates were put in each rice and vegetable fields. Perched dragonflies and damselflies found inside the quadrates were collected by sweeping net (25 cm in diameter) during day times (between 10.00 AM to 15.00 PM. Flying odonates inside quadrate area were also caught with sweeping net. Sampling was done twice in a month from January 2005 to December 2008"

Metadata
Sample number: 1653

Contributor: John Alroy

Enterer: John Alroy

Created: 2015-06-25 17:23:09

Modified: 2020-09-24 02:35:20

Abundance distribution
31 species
0 singletons
total count 3656
geometric series index: 31.4
Fisher's α: 4.648
geometric series k: 0.9062
Hurlbert's PIE: 0.9508
Shannon's H: 3.2210
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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