Van Ban Nature Reserve (below 700 m, grassy areas)
Basic information
Sample name: Van Ban Nature Reserve (below 700 m, grassy areas)

Reference: V. L. Vu. 2011. Diversity of butterflies in a tropical rain forest of Van Ban Nature Reserve, Lao Cai Province, Vietnam (Lepidoptera: Rhopalocera). Russian Entomological Journal 20(4):411-418 [ER 2247]
Country: Vietnam

Coordinate: 21° 58' N, 104° 2' E
Basis of coordinate: stated in text
Geography comments: "in Nam Xay commune of the Van Ban Nature Reserve, Van Ban District... The study area is located on a mountain, with elevations ranging from 400 to more than 2, 000 m a.s.l." and low altitude sites were at "400-500 m"
Habitat: tropical/subtropical moist broadleaf forest
Protection: nature reserve
Substrate: ground surface
MAT: 19.0
MAP: 2100.0
Habitat comments: "tropical rain forest" and specifically "Grassy areas... characterized by the presence of grasses and some small shrubs"
climate data are for the Van Ban Nature Reserve and are from Lam and Mai (2013, in Sunderland et al.)
Life forms: butterflies
Sampling methods: line transect, butterfly nets, visual
Sample size: 122
Years: 2005
Days: 25
Sampling comments: collecting was "from March 15 to April 14, 2005" and this is a "500-m" transect; "The transect count method was used to record butterflies. A number of butterflies were collected on different sites beyond the transects using butterfly hand nets for identification... Each transect was repeated in 25 counts"
Sample: 2305
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-10-20 21:08:55
Modified: 2016-12-13 11:11:08
Abundance distribution
39 species
21 singletons
total count 122
extrapolated richness: 102.2
Fisher's α: 19.817
geometric series k: 0.9047
Hurlbert's PIE: 0.8442
Shannon's H: 2.7823
Good's u: 0.8291
Each square represents a species. Square sizes are proportional to counts.