San Martín Volcano (forest fragments)
Basic information
Sample name: San Martín Volcano (forest fragments)

Reference: A. Díaz, E. Galante, and M. E. Favila. 2010. The effect of the landscape matrix on the distribution of dung and carrion beetles in a fragmented tropical rain forest. Journal of Insect Science 10(81):1-16 [ER 335]
Country: Mexico
State: Veracruz

Coordinate: 18° 29' 4" N, 95° 13' 28" W
Basis of coordinate: stated in text
Climate and habitat
Habitat: tropical/subtropical moist broadleaf forest
Altered habitat: fragment
Substrate: ground surface
MAT: 26.0
MAP: 4500.0
Habitat comments: "The selected area covers 8.5 km2 and contains two forest fragments (40 and 137 ha)" and the sample is from the "inner portion" of the fragments
Life forms: scarab beetles
Sites: 2
Site length: 280.000
Sampling methods: line transect, baited, pitfall traps
Sample size: 766
Years: 2001, 2002
Days: 84
Nets or traps: 16
Net or trap nights: 1344
Sampling comments: human dung and fish carrion "baited pitfall traps arranged along transects" set "monthly for six days and six nights... between July and September in 2001 and 2002" (i.e., over 84 days and nights); there were two transects each with eight traps separated by 20 m
Sample: 655
Contributor: John Alroy
Enterer: John Alroy
Created: 2014-03-30 09:09:55
Modified: 2015-10-01 20:26:36
Abundance distribution
16 species
5 singletons
total count 766
standardised richness: 9.6
Fisher's α: 2.860
geometric series k: 0.6784
Hurlbert's PIE: 0.7505
Shannon's H: 1.7844
Good's u: 0.9935