Querência (upstream)
Basic information
Sample name: Querência (upstream)

Reference: L. S. Brasil, N. F. S. Giehl, S. M. Almeida, M. B. X. Valadão, J. O. dos Santos, N. S. Pinto, and J. D. Batista. 2014. Does the damming of streams in the southern Amazon basin affect dragonfly and damselfly assemblages (Odonata: Insecta)? A preliminary study. International Journal of Odonatology 17(4):187-197 [ER 1100]
Country: Brazil
State: Mato Grosso

Coordinate: 13° 22' S, 52° 24' W
Basis of coordinate: estimated from map
Geography comments: three streams "in the Xingu River basin" within the municipality of Querência
coordinate is the approximate median of three coordinates shown on a map
Climate and habitat
Habitat: tropical/subtropical dry broadleaf forest
Substrate: water edge
Habitat comments: "an area of transition between the Amazon rainforest and the Cerrado savanna"
Life forms: odonates
Sampling methods: line transect, other nets
Sample size: 45
Sampling comments: "We collected adult odonates... by capturing all the individuals observed (when possible) during one hour along a 100 m linear transect, divided into 20 sectors of 5 m... using an entomological hand net of approximately 40 cm in diameter with a 140 cm shaft"
Sample: 1614
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-05-30 17:22:08
Modified: 2015-05-30 17:24:00
Abundance distribution
12 species
5 singletons
total count 45
Fisher's α: 5.354
geometric series k: 0.7772
Hurlbert's PIE: 0.8005
Shannon's H: 1.9828
Good's u: 0.8918