Arenillas Ecological Reserve (December)
Basic information
Sample name: Arenillas Ecological Reserve (December)

Reference: A. Castro and C. I. Espinosa. 2015. Seasonal diversity of butterflies and its relationship with woody-plant resources availability in an Ecuadorian tropical dry forest. Tropical Conservation Science 8(2):333-351 [ER 1187]
Country: Ecuador
State: El Oro

Coordinate: 3° 32' S, 80° 9' W
Basis of coordinate: based on nearby landmark
Geography comments: coordinate based on Arenillas Ecological Reserve
Climate and habitat
Habitat: tropical/subtropical dry broadleaf forest
Protection: nature reserve
Substrate: ground surface
MAT: 24.2
MAP: 668.0
Habitat comments: "tropical lowland dry forest... that forms part of a forest-scrub transition, with predominance of deciduous plant species"
"four months of rainy season (January-April) and eight months of dry season... The average annual rainfall is 668 mm, of which 516 mm occur in the rainy season and 152 mm in the dry season
Life forms: butterflies
Sampling methods: no design, butterfly nets, baited, other traps
Sample size: 241
Years: 2011
Nets or traps: 12
Sampling comments: captures were with "Van Sommeren-Rydon traps [41, 42] baited with fermented fruits... and with a butterfly net... A total of 12 traps were distributed in two, 250 m parallel rows 100 m apart"
Sample: 1721
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-07-23 18:15:07
Modified: 2018-12-31 14:46:33
Abundance distribution
6 species
3 singletons
total count 241
extrapolated richness: 13.3
Fisher's α: 1.115
geometric series k: 0.3466
Hurlbert's PIE: 0.2901
Shannon's H: 0.5831
Good's u: 0.9876
Each square represents a species. Square sizes are proportional to counts.