River Coatán (untreated, 2001)
Basic information
Sample name: River Coatán (untreated, 2001)

Reference: J. G. Bond, R. Novelo-Gutiérrez, A. Ulloa, J. C. Rojas, H. Quiroz-Martínez, and T. Williams. 2006. Diversity, abundance, and disturbance response of Odonata associated with breeding sites of Anopheles pseudopunctipennis (Diptera: Culicidae) in southern Mexico. Environmental Entomology 35(6):1561-1568 [ER 1055]
Country: Mexico
State: Chiapas

Coordinate: 14° 54' N, 92° 16' W
Basis of coordinate: based on nearby landmark
Geography comments: "a 6-km section of the River Coatán, 25 km northeast of the town of Tapachula" with the lower 3 km being inventoried (coordinate based on Tapachula)
altitude 297 to 675 m
Climate and habitat
Habitat: tropical/subtropical moist broadleaf forest
Substrate: ground surface
MAT: 25.0
MAP: 4200.0
Habitat comments: "tropical subhumid with a wet season from May to October and dry season from November through April"
Life forms: odonates
Sampling methods: no design, other nets
Sample size: 125
Sampling comments: sampling was with "an aquatic entomological net of 24 by 46 cm and mesh size of 0.9 mm"
Sample: 1562
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-05-17 20:07:00
Modified: 2015-05-17 20:07:00
Abundance distribution
8 species
1 singleton
total count 125
standardised richness: 6.8
Fisher's α: 1.905
geometric series k: 0.5719
Hurlbert's PIE: 0.7642
Shannon's H: 1.6801
Good's u: 0.9921