San Joaquin Kangaroo Rat (Dipodomys nitratoides)

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San Joaquin Kangaroo Rat (Dipodomys nitratoides)

Citation:

The reproduction of heteromyid rodents in captivity

Author(s)
Eisenberg, John F. and Donald E. Isaac
Pages
61-67
Year
Volume
44
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific Lab
Clutch or Litter Size 2.3 pups/litter Female Adult 12 litters Exposure Factor Datasets Laboratory
Age at Fledging, Metamorphosis, Weaning d Not Reported Juvenile Not Reported Exposure Factor Datasets Laboratory
Duration of Incubation or Gestation 32 d Female Adult 2 Exposure Factor Datasets Laboratory
Body Weight - Mean see citation figure of changes in weight over time g Not Reported Juvenile Not Reported Exposure Factor Datasets 0 - 140 d Laboratory
Age at Sexual Maturity 84 earliest age of conception d Female Adult Not Reported Exposure Factor Datasets Laboratory
Citation:

Dipodomys nitratoides

Author(s)
Best, Troy L.
Pages
1-7
Year
Volume
381
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Location Type
Time of Mating/ Laying review Both Male and Female Adult Not Reported Exposure Factor Datasets
Citation:

Study and management of an isolated, rare population: the Fresno kangaroo rat

Author(s)
Morrison, Michael L., L. Scott Mills and Amy J. Kuenzi
Pages
602-606
Year
Volume
24
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Population Density range of monthly densities at various sites #/ha Not Reported Not Reported 3,690 trap nights Naval Air Station, Lenmoore Exposure Factor Datasets

Fresno Kangaroo Rat (Dipodomys nitratoides ssp. exilis)

Citation:

Observations on the natural history of the Fresno kangaroo rat

Author(s)
Culbertson, A.E.
Pages
189-193
Year
Volume
27
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific Lab
Body Weight - Mean 2.2 g Both Male and Female Neonate 7 adults captured near Fresno Exposure Factor Datasets at birth Laboratory
Growth Rate 2.5 (0d); 5.0 (10d); 9.0 (17d); 16.9 (33d); 19.1 (40d) body weight at various ages (0-40d) g Not Reported Juvenile 1 Exposure Factor Datasets 0-40d Laboratory
Clutch or Litter Size 2 young/litter Female Adult Not Reported adults captured near Fresno Exposure Factor Datasets Laboratory
Citation:

Recovery of endangered kangaroo rats in the San Joaquin Valley, California

Author(s)
Williams, Daniel F. and David J. Germano
Pages
93-106
Year
Volume
28
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Population Density range of average population density over 3 yrs #/ha Not Reported Not Reported 10-18/yr Elkhorn Plain Ecological Reserve Exposure Factor Datasets San Luis Obispo
Population Density range of average population density in 2 habitat types #/ha Not Reported Not Reported 11-18/habitat type Pixley National Wildlife Refuge Exposure Factor Datasets Tulare
Citation:

The Fresno kangaroo rat population survey, 1977 (Final Report)

Author(s)
Koos, Karen A.
Pages
10
Publisher
California Department of Fish and Game, Nongame Wildlife Investigations
Year
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Population Density range for 2 sites; mean density for 4 sampling periods #/ha Not Reported Not Reported 68 - 326 animals/site Whitesbridge Rd. Exposure Factor Datasets Fresno
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