El Jaralillo Cattle Ranch (July)
Basic information
Sample name: El Jaralillo Cattle Ranch (July)
Reference: S. Anduaga. 2004. Impact of the activity of dung beetles (Coleoptera: Scarabaeidae: Scarabaeinae) inhabiting pasture land in Durango, Mexico. Environmental Entomology 33(5):1306-1312 [ER 660]
Geography
Country: Mexico
State: Durango
Coordinate: 24° 11' 57" N, 104° 17' 55" W
Coordinate basis: stated in text
Environment
Habitat: tropical/subtropical savanna
Altered habitat: pasture
Substrate: ground surface
MAT: 17.0
MAP: 500.0
Habitat comments: a "grassland-shrub mix": MAT 16 to 18, MAP 400 to 600 mm
Methods
Life forms: scarab beetles
Sites: 3
Site length: 600
Sampling methods: line transect,baited,pitfall traps
Sample size: 140 individuals
Years: 1999
Nets or traps: 30
Net or trap nights: 90
Sampling comments: 10 cattle dropping-baited pitfall traps each in three pasture cells, each separated by 20 m along a 200 m transect and left in place for 72 h
Metadata
Sample number: 966
Contributor: John Alroy
Enterer: John Alroy
Created: 2014-06-15 17:21:54
Modified: 2015-10-02 11:05:17
Abundance distribution
7 species
3 singletons
total count 140
geometric series index: 14.8
Fisher's α: 1.551
geometric series k: 0.4828
Hurlbert's PIE: 0.5486
Shannon's H: 0.9922
Good's u: 0.9787
Each square represents a species. Square sizes are proportional to counts.
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