Demographic changes in fluctuating populations of Microtus californicus

Author(s)
Krebs, Charles J.
Year
Article Title
Demographic changes in fluctuating populations of Microtus californicus
Volume
36
Pages
239-273
Start Page Number
239
Final Page
273
Review

Datapoints

Displaying 1 - 10 of 10 datapoints.
Species: California Vole (Microtus californicus)
Exposure Endpoint Type Endpoint Description Endpoint Value Sample Size Units Life Cycle Stage Specific Location Range Type
Population Density range of minimum # alive in 8 areas at 103 weekly intervals Not Reported #/ha Both Adults and Juveniles Tilden Regional Park and Richmond Field Station 0.8 - 140.1 Exposure Factor Datasets
Population Density range of minimum # alive in 8 areas at 103 weekly intervals Not Reported #/acre Both Adults and Juveniles Tilden Regional Park and Richmond Field Station 0.7 - 195.0 Exposure Factor Datasets
Time of Mating/ Laying based on % scrotal males and performate females; overall range varied by location and year Oct. - Aug. Not Reported Adult Tilden Regional Park and Richmond Field Station Exposure Factor Datasets
Survival/ Mortality range of mean minimum survival rates per 14 d 2 periods of weekly sampling Adult Tilden Regional Park 0.67 - 0.73 Exposure Factor Datasets
Survival/ Mortality range of mean minimum survival rates per 14 d 2 periods of weekly sampling Juvenile Tilden Regional Park 0.44 - 0.60 Exposure Factor Datasets
Survival/ Mortality range of mean minimum survival rates per 14 d 2 periods of weekly sampling Juvenile Tilden Regional Park 0.64 - 0.69 Exposure Factor Datasets
Survival/ Mortality range of mean minimum survival rates per 14 d 2 periods of weekly sampling Adult Tilden Regional Park 0.81 - 0.85 Exposure Factor Datasets
Survival/ Mortality range of mean minimum survival rates per 14 d measured 2 periods of weekly sampling Juvenile Tilden Regional Park 0.71 - 0.78 Exposure Factor Datasets
Survival/ Mortality range of mean minimum survival rates per 14 d measured 2 periods of weekly sampling Juvenile Tilden Regional Park 0.67 - 0.72 Exposure Factor Datasets
Body Weight - Mean range of monthly means at 3 locations 9-169/mo and site g Both Adults and Juveniles Tilden Regional Park and Richmond Field Station 26 - 63 Exposure Factor Datasets

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