Raft River Valley
Basic information
Sample name: Raft River Valley
Reference: D. R. Johnson. 1961. The food habits of rodents on rangelands of southern Idaho. Ecology 42(2):407-410 [ER 977]
Geography
Country: United States
State: Idaho
County: Cassia
Coordinate: 42° 19' N, 113° 22' W
Latlng basis: based on nearby landmark
Geography comments: "in the Raft River Valley, near Malta" with some individuals of minor species possibly but probably not captured at other sites (text is unclear) (coordinate based on Malta)
Environment
Habitat: desert/xeric shrubland
Altered habitat: pasture
Substrate: ground surface
WMT: 21.1
CMT: -2.8
MAP: 296.0
Habitat comments: "sagebrush and shadscale associations" under "heavy use by livestock"
climate data are averaged for Burley an Albion and are from Tisdale and Zappetini (1953, Journal of Range Management)
climate data are averaged for Burley an Albion and are from Tisdale and Zappetini (1953, Journal of Range Management)
Methods
Life forms: rodents
Sites: 5
Sampling methods: line transect, baited, snap traps
Sample size: 846 individuals
Years: 1957
Net or trap nights: 0
Basal area status: not applicable
Sampling comments: "rolled oats" baited "Museum Special traps placed in transect lines of 50 traps each" with most trapping at five sites (number of lines not stated and no other details are given)
Metadata
Sample no: 1465
Contributor no: John Alroy
Enterer: John Alroy
Created: 2015-03-03 12:32:18
Modified: 2015-12-01 09:48:58
Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
11 species
0 singleton
total count 846
geometric series index: 11.8
Fisher's α: 1.785
geometric series k: 0.6563
Hurlbert's PIE: 0.7191
Shannon's H: 1.6508
Good's u: 1
Register
| Peromyscus maniculatus | 405 | 19.1 g |
| Neotamias minimus | 84 | |
| "Eutamias minimus" | ||
| Reithrodontomys megalotis | 76 | 10.3 g |
| Dipodomys ordii | 111 | 48.9 g |
| Dipodomys microps | 103 | 53.6 g |
| Urocitellus townsendii | 6 | |
| "Spermophilus townsendii" | ||
| Perognathus longimembris | 10 | 7.5 g |
| Perognathus parvus | 23 | 21.8 g |
| Neotoma lepida | 6 | 117.0 g |
| Onychomys leucogaster | 17 | 34.7 g |
| Lemmiscus curtatus | 5 | 30.5 g |
| "Lagurus curtatus" | ||