Guadiana River (2003)
Basic information
Sample name: Guadiana River (2003)

Reference: J. A. Fulan, R. Raimundo, D. Figueiredo, and M. Correia. 2010. Abundance and diversity of dragonflies four years after the construction of a reservoir. Limnetica 29(2):279-286 [ER 1051]
Geography
Country: Portugal


Coordinate: 37° 10' N, 7° 24' W
Coordinate basis: based on nearby landmark

Geography comments: "the Guadiana River and its tributaries" (coordinate based on Guadiana River)

Environment
Habitat: Mediterranean woodland

Substrate: ground surface

MAT: 16.3

MAP: 547.0

Habitat comments: MAP stated in text is 400 mm
climate data are for the Portugese part of the Guadiana River Basin and are from Ramos et al. (2016, Environ Process)

Methods
Life forms: odonates

Sites: 21

Sampling methods: no design,visual

Sample size: 165 individuals

Years: 2003

Sampling comments: "Adult male Odonata were recorded by walking for 20 m around the shoreline"

Metadata
Sample number: 1558

Contributor: John Alroy

Enterer: John Alroy

Created: 2015-05-17 17:48:39

Modified: 2016-12-17 04:41:47

Abundance distribution
11 species
4 singletons
total count 165
geometric series index: 18.9
Fisher's α: 2.653
geometric series k: 0.6511
Hurlbert's PIE: 0.7333
Shannon's H: 1.6656
Good's u: 0.9758
Each square represents a species. Square sizes are proportional to counts.
Register