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Dipodomys stephensi

Citation:

Diet of Stephens' Kangaroo rat, Dipodomys stephensi

Author(s)
Lowe, Margot
Pages
358-361
Year
Volume
42
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Erodium cicutarium leaf (19.4%) and seed (18.8%); Schismus barbatus non-seed (15.3%) and seed (2.8%); unidentified grass (14.1%); Bromus madritensis (7.1%); insect (8.1%); Hirschfeldia incana seed (4.7%); Eriogonom fasciculatum seed (3.5%); Salsola tragus seed (3.4%); Amsinckia menziesii seed (2.4%); Artemesia californica seed (0.9%) annual % frequency of occurrence in fecal pellets % Not Reported Not Reported Mottee Rimrock Reserve and San Jacinto Wildlife Area 5-10 pellets/mo Exposure Factor Datasets
Citation:

An age-structured demographic model for endangered Stephens' kangaroo rat

Author(s)
Price, Mary V. and Patrick A. Kelly
Pages
810-821
Year
Volume
8
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Growth Rate 19.00 (20-29g); 8.82 (30-39g); 8.80 (40-49g); 0.94 (60-69g) mass specific growth rates pooled by sex and site expressed as change in body mass per mo for 4 weight classes (20-69g) g/mo Both Male and Female Not Reported Motte Rimrock Reserve and San Jacinto Wildlife Area 1-125/site and sex Exposure Factor Datasets
Age at Sexual Maturity 3 mo Female Adult Motte Rimrock Reserve and San Jacinto Wildlife Area Not Reported Exposure Factor Datasets
Population Density see citation figure of monthly population densities at two sites #/ha Both Male and Female Not Reported Motte Rimrock Reserve and San Jacinto Wildlife Area Not Reported Exposure Factor Datasets
Clutches or Litters per year range over 2 yrs 1.50 - 1.93 litters/yr Female Adult Motte Rimrock Reserve and San Jacinto Wildlife Area 8-14/yr Exposure Factor Datasets
Clutch or Litter Size 2.67 young/litter Female Adult Motte Rimrock Reserve and San Jacinto Wildlife Area 6 Exposure Factor Datasets
Longevity 19 maximum time of persistence at site mo Both Male and Female Adult Motte Rimrock Reserve and San Jacinto Wildlife Area Not Reported Exposure Factor Datasets
Citation:

Estimating the distribution and abundance of a cryptic species, Dipodomys stephensi (Rodentia: Heteromyidae), and implications for management

Author(s)
Price, M.V. and P.R. Endo
Pages
293-301
Year
Volume
3
Exposure Endpoint Type Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Population Density range of densities estimated over 2 yrs 4.9 - 5.2 #/ha Not Reported Not Reported San Jacinto Wildlife Refuge 320 - 640 trap nights Exposure Factor Datasets
Citation:

Niche relationships of Dipodomys agilis and D. stephensi: two sympatric kangaroo rats of similar size

Author(s)
Price, Mary V., William S. Longland and Ross L. Goldingay
Pages
172-186
Year
Volume
126
Exposure Endpoint Type Endpoint Value Range Units Sex Life Cycle Stage Sample Size Type
Body Weight - Mean 62.2 45 - 73 g Not Reported Not Reported 40 Exposure Factor Datasets
Citation:

Assessment of popultion and habitat status of the Stephens' kangaroo rat (Dipodomys stephensi)

Author(s)
O'Farrell, Michael J. and Curt Uptain
Pages
198
Publisher
California Department of Fish and Game, Nongame Bird and Mammal Section
Year
Exposure Endpoint Type Range Units Sex Life Cycle Stage Sample Size Type
Population Density < 1 - >10 #/ha Not Reported Not Reported Not Reported Exposure Factor Datasets

Perognathus longimembris

Citation:

The solitary lives of two little pocket mice

Author(s)
Bailey, Vernon
Pages
325-328
Year
Volume
20
Exposure Endpoint Type Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Longevity lifespan in captivity 4 - 7 yrs Both Male and Female Adult captured in San Diego County 2 Exposure Factor Datasets
Citation:

Rodents of a creosote bush community in southern Nevada

Author(s)
Bradley, W. Glen and Roger A. Mauer
Pages
333-344
Year
Volume
17
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Grasses: Oryzopsis hymenoides (27.7%); Hilaria rigida (6.6%); Bromus rubens (8.5%); Annual forbs: Plantago insularis (12.3%); Phacelia spp. (4.5%); Perrenial shrubs: Ephedra funera (9.8%); Sphaeralcea ambigua (11.3%); Dalea fremontii (7.3%); Vegetative plant parts: Phacelia spp. (3.5%); Misc. (4.5%) % volume in cheek pouches of major (>2%) food items Not Reported Not Reported Las Vegas Valley, Clark County (elev., 2500 ft) 27 Exposure Factor Datasets
Citation:

Temperature regulation in the little pocket mouse, Perognathus longimembris

Author(s)
Chew, Robert M., Robert G. Lindberg and Page Hayden
Pages
487-505
Year
Volume
21
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Type
Metabolic Rate OC = 12.68 - 0.286T equation for average maintenance metabolism estimated as oxygen consumption (OC) at ambient temperatures (T; <30C). ml O2/g/hr Not Reported Not Reported 27 Exposure Factor Datasets
Citation:

Reproduction of three species of pocket mice, (Perognathus) in the Bonneville Basin, Utah

Author(s)
Cramer, Kenneth L. and Joseph A. Chapman
Pages
361-365
Year
Volume
50
Exposure Endpoint Type Endpoint Value Error Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 5.78 0.22 embryos/litter Female Adult Floating Island, Tooele County (elev., 1300-1420 m) 9 Exposure Factor Datasets
Citation:

Longevity of the pocket mouse, Pergonathus longimembris

Author(s)
Edmonds, Vaughan W. and Daniel S. Fertig
Pages
300-301
Year
Volume
17
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Longevity > 8 lifespan in captivity yrs Not Reported Adult captured in Kern County, CA 1 Exposure Factor Datasets
Citation:

Survival of laboratory-reared pocket mice, Perognathus longimembris

Author(s)
Hayden, P. and R.G. Lindberg
Pages
266-272
Year
Volume
57
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Type
Longevity 8.3 maximum lifespan in captivity yrs Both Male and Female Adult 216 Exposure Factor Datasets
Citation:

Growth and development of the little pocket mouse, Perognathus longimembris

Author(s)
Hayden, P. and J.J. Gambino
Pages
187-197
Year
Volume
30
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Type
Age at Fledging, Metamorphosis, Weaning 18 d Not Reported Juvenile 26 Exposure Factor Datasets
Growth Rate see citation figure of body weight at various ages (0 - 60 d) with calculated instantaneous growth rates g Not Reported Juvenile 26 Exposure Factor Datasets
Body Weight - Mean 1.3 weight at birth g Not Reported Neonate 26 Exposure Factor Datasets
Citation:

Home range dynamics in a population of heteromyid rodents

Author(s)
Maza, B.G., N.R. French and A.P. Aschwanden
Pages
405-425
Year
Volume
54
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Home Range 19.0 home range expressed as "sigma" (radius within which the probability of an animal being present is 39%) m Both Male and Female Not Reported U.S. Atomic Energy Commission, Nevada Test Site 4 sampling periods Exposure Factor Datasets
Citation:

Food relationships of a rodent fauna in a California coastal sage scrub community

Author(s)
Meserve, Peter L.
Pages
300-319
Year
Volume
57
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition see citation monthly % volume of food items (detailed species-specific list) in feces % Both Male and Female Not Reported Irvine Ranch 3 - 26/mo Exposure Factor Datasets

Dipodomys merriami

Citation:

Rodents of a creosote bush community in southern Nevada

Author(s)
Bradley, W. Glen and Roger A. Mauer
Pages
333-344
Year
Volume
17
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Grasses: Oryzopsis hymenoides (18.0%); Hilaria rigida (13.7%); Tridens pulchella (3.3%); Bromus rubens (4.7%); Annual forbs: Plantago insularis (16.6%); Eriogonum spp. (14.3%); Phacelia spp. (6.8%); Vegetative plant parts: Phacelia spp. (6.0%); Erodium circutarium (3.2%); Misc. (8.4%) % volume in cheek pouches of major (>2%) food items % Not Reported Not Reported Las Vegas Valley, Clark County (elev., 2500 ft) 54 Exposure Factor Datasets
Citation:

Home range dynamics in a population of heteromyid rodents

Author(s)
Maza, B.G., N.R. French and A.P. Aschwanden
Pages
405-425
Year
Volume
54
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Home Range 37.3 home range expressed as "sigma" (radius within which the probability of an animal being present is 39%) m Both Male and Female Not Reported U.S. Atomic Energy Commission, Nevada Test Site 9 sampling periods Exposure Factor Datasets

Peromyscus maniculatus

Citation:

Food relationships of a rodent fauna in a California coastal sage scrub community

Author(s)
Meserve, Peter L.
Pages
300-319
Year
Volume
57
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition see citation monthly % volume of food items (detailed species-specific list) in feces % Both Male and Female Not Reported Irvine Ranch 15-47/mo Exposure Factor Datasets

Perognathus longimembris ssp. pacificus

Citation:

Draft recovery plan for the pacific pocket mouse (Perognathus longimembris pacificus)

Author(s)
United States Fish and Wildlife Service
Pages
93
Publisher
U.S. Fish and Wildlife Service, Carlsbad Field Office
Year
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Type
Population Density review Not Reported Not Reported Not Reported Exposure Factor Datasets
Home Range review Not Reported Not Reported Not Reported Exposure Factor Datasets

Zalophus californianus

Citation:

The pinnipeds of the California current

Author(s)
Antonelis, George A. and Clifford H. Fiscus
Pages
68-78
Year
Volume
21
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Type
Time of Mating/ Laying May - June breeding Both Male and Female Adult Not Reported Exposure Factor Datasets

Mephitis mephitis

Citation:

Age-related Reproduction in striped skunks (Mephitis mephitis) in the upper Midwest

Author(s)
Greenwood, Raymond J. and Alan B. Sargeant
Pages
657-662
Year
Issue
3
Volume
75
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 7.2 live embryo counts 0.4 SE pups/litter Female Adult east-central North Dakota; west -central Minnesota 178 females Exposure Factor Datasets
Citation:

Reproduction in captive striped skunks (Mephitis mephitis)

Author(s)
Wade-Smith, Julia and Milo E. Richmond
Pages
452-455
Year
Issue
2
Volume
100
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Sample Size Type
Time of Mating/ Laying mid-February-mid April Both Male and Female Adult 25-200 animals Exposure Factor Datasets
Duration of Incubation or Gestation 59-77 days Both Male and Female Embryo 59 females Exposure Factor Datasets
Time of Hatching or Parturition May-early June Both Male and Female Neonate 118 females Exposure Factor Datasets
Clutch or Litter Size 4.28 1-10 pups/litter Female Adult 118 litters Exposure Factor Datasets
Duration of Incubation or Gestation 61.5 second estrus 59-65 d Both Male and Female Embryo 4 females Exposure Factor Datasets
Time of Mating/ Laying second half of May second estrus Both Male and Female Adult 4 females Exposure Factor Datasets
Time of Hatching or Parturition second half of July second estrus Both Male and Female 4 females Exposure Factor Datasets
Citation:

Population characteristics and movements of striped skunk (Mephitis mephitis) in central Alberta

Author(s)
Bjorge, Ronald R., John R. Gunson and William M. Samuel
Pages
149-155
Year
Issue
2
Volume
95
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size range of mean litter sizes for two years 2.5 (0.4SE) - 5.2 (0.8 SE) pups/litter Female Adult Tofield 15 deg.N,112 deg. W east central Alberta 15 litters Exposure Factor Datasets
Population Density 0.7-1.2 animals/km2 Not Reported Tofield 15 deg.N,112 deg. W east central Alberta Not Reported Exposure Factor Datasets
Home Range 2556 home range, as indexed by greatest distance between captures 231SE 1200-4050 m Male Adult Tofield 15 deg.N,112 deg. W east central Alberta 17 Exposure Factor Datasets
Home Range 1970 home range, as indexed by greatest distance between captures 170 SE 700-4200 m Female Adult Tofield 15 deg.N,112 deg. W east central Alberta 30 females Exposure Factor Datasets
Home Range 3310 home range, as indexed by greatest distance between captures 410 SE 850-10100 m Male Juvenile Tofield 15 deg.N,112 deg. W east central Alberta 29 juveniles Exposure Factor Datasets
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