Las Joyas Scientific Station (cloud forest)
Basic information
Sample name: Las Joyas Scientific Station (cloud forest)
Sample aka: Sierra de Manantlán Biosphere Reserve
Reference: L. B. Vázquez, R. A. Medellín, and G. N. Cameron. 2000. Population and community ecology of small rodents in montane forest of western Mexico. Journal of Wildlife Management 81(1):77-85 [ER 1319]
Geography
Country: Mexico
State: Jalisco
Coordinate: 20° 32' 30" N, 104° 8' 0" W
Latlng basis: based on nearby landmark
Geography comments: the RBSM is "located in southwestern Jalisco and northeastern Colima" and the station "is located in the west-central part of RBSM", likely putting it in Jalisco
coordinate based on Sierra de Manantlán
coordinate based on Sierra de Manantlán
Environment
Habitat: tropical/subtropical dry broadleaf forest
Protection: biosphere reserve
Substrate: ground surface
MAT: 15.0
MAP: 1500.0
Habitat comments: "Five main forest habitats occur at ECLJ: pine forest, pine–oak forest, cloud forest, oak forest, and gallery forest, in addition to disturbed areas... We studied mature cloud forest and disturbed cloud forest"
"pronounced seasonal variation results in 3 predictable seasons; dry-hot season (March–June), rainy season (July–October), and dry-cold season (November–February; Cuevas 1994)"
average daily min/max 12/18
"pronounced seasonal variation results in 3 predictable seasons; dry-hot season (March–June), rainy season (July–October), and dry-cold season (November–February; Cuevas 1994)"
average daily min/max 12/18
Methods
Life forms: rodents
Sites: 1
Sampling methods: quadrat, Sherman traps
Sample size: 353 individuals
Years: 1994, 1995
Days: 63
Nets or traps: 100
Net or trap nights: 6300
Basal area status: not applicable
Sampling comments: there were two grids and "One hundred Sherman live traps (23 by 7.5 by 9 cm) were set in each site along 10 by 10 stations with 10-m spacing... Traps were operated for 3 days each month from April 1994 through May 1995, for 12, 600 trap nights in disturbed areas and 15, 642 trap nights in cloud forest"
Metadata
Sample no: 1798
Contributor no: John Alroy
Enterer: John Alroy
Created: 2015-10-30 20:26:58
Modified: 2015-10-30 09:26:58
Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
6 species
1 singleton
total count 353
geometric series index: 7.9
Fisher's α: 1.027
geometric series k: 0.466
Hurlbert's PIE: 0.6235
Shannon's H: 1.1367
Good's u: 0.9972
Register
| Peromyscus aztecus | 182 | 27.7 g |
| Reithrodontomys fulvescens | 100 | 11.5 g |
| Reithrodontomys sumichrasti | 4 | 12.7 g |
| Hodomys alleni | 6 | 67.8 g |
| Sigmodon alleni | 1 | 71.3 g |
| Oryzomys couesi | 60 | |