Boulder County
Basic information
Sample name: Boulder County
Reference: B. E. Lenth and R. L. Knight. 2008. The effects of dogs on wildlife communities. Natural Areas Journal 28(3):218-227 [ER 1761]
Geography
Country: United States
State: Colorado
County: Boulder
Coordinate: 40° 8' N, 105° 17' W
Coordinate basis: based on nearby landmark
Geography comments: "Heil Valley Ranch (1993 ha) and Hall Ranch (1297 ha)" plus "OSMP North (~1203 ha) and OSMP South (~987 ha)" (Heil Valley Ranch and Hall Ranch are both near Meadow Park, north of Boulder, but the OSMP system surrounds Boulder, so the coordinate is based on Altona, which lies between)
elevation 1615 to 2590 m
elevation 1615 to 2590 m
Environment
Habitat: temperate coniferous forest
Substrate: ground surface
WMT: 20.2
CMT: -1.4
MAP: 545.0
Habitat comments: "All sites were within the foothills... in ponderosa pine (Pinus ponderosa) and Douglas fir (Pseudotsuga mensiesii) forests, with meadows and varied terrain"
climate data are for the Ponderosa climate station (elevation 2195 m) and are from Barry (1973, Arctic and Alpine Research)
climate data are for the Ponderosa climate station (elevation 2195 m) and are from Barry (1973, Arctic and Alpine Research)
Methods
Life forms: carnivores,ungulates,other small mammals
Sampling methods: no design,baited,automatic cameras
Sample size: 185 captures or sightings
Years: 2005
Nets or traps: 11
Net or trap nights: 837
Camera type: analog
Cameras paired: no
Sampling comments: "TrailMaster® cameras were used... From May to September 2005, we placed 10 to 11 cameras across recreational trails for two weeks (mean = 13.5 nights, S.D. = 2.4) at two sites simultaneously, totaling 837 camera nights... Camera locations were baited using the same commercial carnivore lures as the track plates... cameras were only active from ~8:00 PM to ~8:00 AM"; film was used
Metadata
Sample number: 1965
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-01-24 12:41:36
Modified: 2016-12-15 11:14:03
Abundance distribution
8 species
0 singletons
total count 185
geometric series index: 8.6
Fisher's α: 1.703
geometric series k: 0.7507
Hurlbert's PIE: 0.7944
Shannon's H: 1.8189
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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| Vulpes vulpes | 67 | 5.3 kg carnivore-insectivore |
| Canis latrans | 12 | 12 kg carnivore-insectivore |
| Odocoileus hemionus | 28 | 65 kg browser |
| Puma concolor | 9 | 49 kg carnivore |
| "Felis concolor" | ||
| Lynx rufus | 10 | 9.0 kg carnivore |
| Ursus americanus | 16 | 115 kg browser-insectivore |
| Mephitis mephitis | 11 | 1.5 kg carnivore-insectivore |
| Sylvilagus spp. | 32 | |