Welder Wildlife Refuge (open chaparral)
Basic information
Sample name: Welder Wildlife Refuge (open chaparral)
Reference: V. G. Nealis. 1977. Habitat associations and community analysis of South Texas dung beetles (Coleoptera: Scarabaeinae). Canadian Journal of Zoology 55:138-147 [ER 361]
Geography
Country: United States
State: Texas
Coordinate: 28° 11' N, 97° 31' W
Coordinate basis: based on nearby landmark
Geography comments: "17 km N. north of Sinton" according to Howden and Scholtz 1986 (coordinate extrapolated from Sinton)
Environment
Habitat: tropical/subtropical savanna
Protection: wildlife protected area
Substrate: ground surface
WMT: 29.2
CMT: 14.2
MAP: 982.0
Habitat comments: "Chaparral on sandy soil"
MAP based on average of 1965-1974 and 1975-1984 figures given by Howden and Scholtz 1986; CMT and WMT based on climate station 72251 (Corpus Christi International Airport)
MAP based on average of 1965-1974 and 1975-1984 figures given by Howden and Scholtz 1986; CMT and WMT based on climate station 72251 (Corpus Christi International Airport)
Methods
Life forms: scarab beetles
Sampling methods: baited,pitfall traps
Sample size: 3503 individuals
Years: 1974, 1975
Days: 3
Nets or traps: 14
Net or trap nights: 42
Sampling comments: human dung-baited pitfall traps
85 traps were placed in six habitats (including this one) "approximately" equally, with traps "abandoned after 3 days"
summed data across samples are repeated by Howden and Scholtz 1986
85 traps were placed in six habitats (including this one) "approximately" equally, with traps "abandoned after 3 days"
summed data across samples are repeated by Howden and Scholtz 1986
Metadata
Sample number: 597
Contributor: John Alroy
Enterer: John Alroy
Created: 2014-03-27 13:52:47
Modified: 2015-09-28 08:26:04
Abundance distribution
15 species
1 singleton
total count 3503
extrapolated richness: 18.1
Fisher's α: 2.010
geometric series k: 0.5781
Hurlbert's PIE: 0.5913
Shannon's H: 1.3454
Good's u: 0.9997
Each square represents a species. Square sizes are proportional to counts.
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