Rodents (Rodentia)
Merriam's Kangaroo Rat (Dipodomys merriami)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Longevity | 2 | yrs | Not Reported | Adult | Not Reported | Portal | Exposure Factor Datasets | |
| Home Range | 46.5 | median lifetime distance moved from home range center (from first to last capture) | m | Male | Adult | 36 | Portal | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | g | Not Reported | Not Reported | Not Reported | captured in San Bernadino and Riverside Counties, CA | Exposure Factor Datasets | Laboratory | |
| Metabolic Rate | range of mean "minimal metabolism" estimated as oxygen consumption at 32C | ml O2/g/h | Not Reported | Not Reported | 8 | captured in San Bernadino and Riverside Counties, CA | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | seed (77%); vegetation (18%); arthropod (4.5%); feces (0.5%) | % of total dry matter of stomach contents | % | Not Reported | Not Reported | 4-9 per mo/15 mo | Kelso Sand Dunes (elev., 830-840 m) [lat., 34^o53'30"N, long., 115^o40'20"W] | Exposure Factor Datasets | San Bernardino |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Clutches or Litters per year | litters/yr | Female | Adult | Not Reported | Las Vegas Valley, Clark County (elev., 2500 ft) | Exposure Factor Datasets | ||
| Body Weight - Mean | see citation | figure of seasonal changes in mean body weight | g | Both Male and Female | Adult | 2-96/mo | Las Vegas Valley, Clark County (elev., 2500 ft) | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 2.46 | pups/itter | Female | Adult | Not Reported | Owens Valley, Big Pine (lat., 37^o11'N) | Exposure Factor Datasets | Inyo | 0.72 SD |
| Time of Torpor or Hibernation | none | Female | Adult | Not Reported | Owens Valley, Big Pine (lat., 37^o11'N) | Exposure Factor Datasets | Inyo |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Metabolic Rate | range of mean monthly carbon dioxide production rates in the field | ml CO2/g/hr | Not Reported | Adult | 1 - 5/mo | Rock Valley | Exposure Factor Datasets |
| Metabolic Rate | range of monthly estimated energy expenditures in the field | kcal/g/d | Not Reported | Adult | 1 - 5/mo | Rock Valley | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 36 | g | Male | Not Reported | NR (74 males and females total) | Owens Valley | Exposure Factor Datasets | Inyo | 0.22 SE |
| Body Weight - Mean | 33 | g | Female | Not Reported | NR (74 males and females total) | Owens Valley | Exposure Factor Datasets | Inyo | 0.32 SE |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Population Density | 7.8 | #/ha | Both Male and Female | Not Reported | 782 | Cave Creek Bajada, Cochise County (elev., 1330 m) | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 2.02 | embryos/female | Female | Adult | Not Reported | Santa Rita Experimental Range, Tucson (elev., 3000-4000 ft) | Exposure Factor Datasets |
San Joaquin Kangaroo Rat (Dipodomys nitratoides)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
Stephens' Kangaroo Rat (Dipodomys stephensi)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Population Density | 19.7 | average density over 19 mo study | #/ha | Both Male and Female | Not Reported | 87 | San Jacinto Wildlife Area [lat., 33^o52'N; long., 117^o7'15"W] | Exposure Factor Datasets | Riverside |
| Population Density | 26.2 | average density over 19 mo study | #/ha | Both Male and Female | Not Reported | 96 | Motte Rimrock Reserve [lat., 33^o47'30"N; long., 117^o15'W] | Exposure Factor Datasets | Riverside |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Population Density | see citation | figure of monthly population densities at two sites | #/ha | Both Male and Female | Not Reported | Not Reported | Motte Rimrock Reserve and San Jacinto Wildlife Area | Exposure Factor Datasets | Riverside |
| Clutches or Litters per year | range over 2 yrs | litters/yr | Female | Adult | 8-14/yr | Motte Rimrock Reserve and San Jacinto Wildlife Area | Exposure Factor Datasets | Riverside |
Little Pocket Mouse (Perognathus longimembris)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Population Density | range in monthly density estimates over 2 yrs | #/ha | Not Reported | Not Reported | Not Reported | Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets |
| Body Weight - Mean | range of annual weight means for 2 yrs | g | Both Male and Female | Adult | 31 - 65/yr | Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | overwinter survival rates for sampled populations, measured for 3 consecutive years | Not Reported | Not Reported | 11-27 individuals/yr | Owens Valley (1,220 m) | Exposure Factor Datasets | Inyo | ||
| Food Ingestion Rate | S = -9.37T + 408 | seed consumption (S) in mg/g bw/d as a function of ambient temperature, in centigrade (T) | Not Reported | Not Reported | 8 individuals | Exposure Factor Datasets | Laboratory |
Deer Mouse (Peromyscus maniculatus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Diptera adult (0.5); Coleoptera adult (9.8); Coleoptera egg (0.2); Coleoptera larva (4.8); Hemiptera - Leaf hopper (4.6); Hymenoptera - Ant (0.2); Lepidoptera adult (1.9); Lepidoptera larva (6.0); Orthoptera - Cricket (0.4), Grasshopper (5.6); Spiders (2.4); Centipedes (0.1); Unidentified arthropods (1.7); Tissues of small animals (0.4); Forbs (7.8); Grasses and Sedges (3.4); Shrubs (2.2); Fungi - Endogone (1.1); Lichens (0.4); Mosses (0.1); Seeds (39.0). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 656 | Pawnee National Grassland | Exposure Factor Datasets |
| Dietary Composition | ANIMAL MATTER: Coleoptera adults (10.9); Coleoptera larvae (24.4); Grasshoppers (2.6); Leaf hoppers (0.1); Lepidoptera adults (2.1); Lepidoptera larvae (17.6); Spiders (2.8); PLANT MATTER: Seeds (11.4); Total forbs (9.5) - Kochia scoparia (3.6); Total grasses and sedges (1.7); Total shrubs (1.7). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 123 | Pawnee National Grassland | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 22.0 | g | Female | Adult | 1 | captured in North Dakota, Wyoming and Minnesota | Exposure Factor Datasets | Lactating | Laboratory | ||
| Metabolic Rate | 485 | "maintenance" metabolic rate | cal/g/day | Not Reported | Adult | 6 | Exposure Factor Datasets | 25 SE | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries | Lab |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Growth Rate | range of mean daily weight gains from birth to 30 days | g/d | Both Male and Female | Juvenile | 5-45/time | Exposure Factor Datasets | 0-30 d | Laboratory | |||
| Duration of Incubation or Gestation | 23 | gestation length: 5 days pre-implantation + 18 days visible pregnancy. | d | Female | Adult | 44 | Pinawa, Manitoba | Exposure Factor Datasets | CANADA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | g | Male | Adult | 4 | animals placed in cages in forest near Lethbridge, Alberta | Exposure Factor Datasets | CANADA | |||
| Metabolic Rate | 5.76 | average daily metabolic rate estimated as oxygen consumption at -17.7C | ml O2/g/hr | Male | Adult | 4 | animals placed in cages in forest near Lethbridge, Alberta | Exposure Factor Datasets | CANADA | 0.22 SE |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Population Density | 2 | Minimum density | #/ha | Both Male and Female | Both Adults and Juveniles | Not Reported | grassland habitat, Santa Barbara Island [lat.,33^o29' N, long., 119^o02' W] | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 4.6 | based on # of implanted embryos; monthly means (Mar. - Nov.) ranged from 4.0 - 5.7 | #/litter | Female | Adult | 96 | western slope of Sierra Nevada (elev., 3500-5000 ft.) | Exposure Factor Datasets | Plumas | 0.11 SE |
| Time of Mating/ Laying | Feb. - Mar. (begin), Mar. - May (peak), July - Aug. (possible 2nd peak), Aug. - Dec. (end) | based on % fecund specimens | Both Male and Female | Adult | 1546 | western slope of Sierra Nevada (elev., 3500-5000 ft.) | Exposure Factor Datasets | Plumas |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 4.50 | #/litter | Female | Adult | 4 | Pinyon-juniper zone near Westgard Pass (elev., 2500 m) | Exposure Factor Datasets | Inyo | 1.29 SD |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Home Range | 0.35 | acres | Female | Juvenile | 8 | Consolidation Coal Company test pit, Roundup | Exposure Factor Datasets |
| Home Range | 0.51 | acres | Male | Adult | 8 | Consolidation Coal Company test pit, Roundup | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | 4.23 | oxygen consumption at 10C prior to torpor | ml O2/g/hr | Not Reported | Not Reported | 17 | captured in Boulder County, CO | Exposure Factor Datasets | 0.44 SD | Laboratory |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| Food Ingestion Rate | amount of grain removed per mouse per day at site receiving supplemental food | g/animal/d | Not Reported | Not Reported | Not Reported | University of British Columbia | Exposure Factor Datasets | CANADA |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 16.2 | g | Male | Adult | 86 | Cascade Mountains, Fish Lake [lat., 47^o,49'N; long., 120^o, 40'W] | Exposure Factor Datasets | 2.0 SD | |
| Body Weight - Mean | 16.5 | g | Female | Adult | 45 | Cascade Mountains, Fish Lake [lat., 47^o, 49'N; long., 120^o, 40'W] | Exposure Factor Datasets | non-pregnant | 2.3 SD |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 17.6 | g | Both Male and Female | Adult | 20 | White Mountain Research Station (elev., 3800 m) | Exposure Factor Datasets | Inyo, Mono | 2.91 SD |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Population Density | see citation | figure of seasonal changes in density | #/acre | Not Reported | Not Reported | Not Reported | Grass Valley Regional Park | Exposure Factor Datasets | Alameda |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 4.52 | based on embryo counts | #/litter | Female | Adult | 57 | University of British Columbia Research Forest | Exposure Factor Datasets | CANADA | 1.16 SD |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Body Fat (total or %) | lipid content as % dry body weight | % | Both Male and Female | Both Adults and Juveniles | 12 /season | Ellis County | Exposure Factor Datasets |
Salt-marsh Harvest Mouse (Reithrodontomys raviventris)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Population Density | range for 4 habitat types | #/1000 m2 | Not Reported | Not Reported | 3 - 128 animals/type | Palo Alto Baylands | Exposure Factor Datasets | Santa Clara | |
| Survival/ Mortality | 2/19 | 2 out of 19 juveniles reached adult size | survival ratio | Not Reported | Juvenile | Not Reported | Palo Alto Baylands | Exposure Factor Datasets | Santa Clara |
California Vole (Microtus californicus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Age at Sexual Maturity | 30 | time when females became perforate and males became scrotal | d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Laboratory | |
| Duration of Incubation or Gestation | d | Both Male and Female | Embryo | Not Reported | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | range of mean values for 4 grids over 3 yrs | g | Female | Adult | 1 - 42 | Russell Reservation, Berkeley | Exposure Factor Datasets | Contra Costa | breeding |
| Body Weight - Mean | range of mean values for 4 grids over 3 yrs | g | Female | Adult | 1 - 24 | Russell Reservation, Berkeley | Exposure Factor Datasets | Contra Costa | non-breeding |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 3.45 | inhabiting perennial grassland enclosure | pups/litter | Female | Adult | 20 | captured in Sonoma County, CA | Exposure Factor Datasets | 0.32 SE | Laboratory |
| Clutch or Litter Size | 5.23 | inhabiting annual grassland enclosure | pups/litter | Female | Adult | 42 | captured in Contra Costa County, CA | Exposure Factor Datasets | 0.33 SE | Laboratory |
| Growth Rate | 2.9 | change in body weight | g/wk | Male | Juvenile | 18 | captured in Sonoma County, CA | Exposure Factor Datasets | 0.3 SE | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Home Range | 87.5 | estimated by minimum area probability (0.95) method | m2 | Male | Adult | 2 | Richmond Field Station | Exposure Factor Datasets | subadult | Contra Costa | 1.5 SE |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|
| Body Weight - Mean | <25 | g | Both Male and Female | Juvenile | Richmond Field Station and Russel Reservation | Exposure Factor Datasets | Contra Costa |
| Body Weight - Mean | >40 | g | Male | Adult | Richmond Field Station and Russel Reservation | Exposure Factor Datasets | Contra Costa |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Sample Size | Location | Type | Age-Specific | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Food Ingestion Rate | 157 | fed ryegrass seeds for 21 d | mg/g/d | Not Reported | 8 | Exposure Factor Datasets | 28 d or older | 5 SE | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Longevity | 1 | maximum length of life in wild | yr | Both Male and Female | Adult | Not Reported | San Francisco Bay, San Rafael | Exposure Factor Datasets | Marin |
| Time of Mating/ Laying | Jan. - June | major breeding season | Both Male and Female | Adult | Not Reported | San Francisco Bay, San Rafael | Exposure Factor Datasets | Marin |
| Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | pups/litter | Female | Adult | 35 females | Exposure Factor Datasets | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. austerus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | see citation | figure of percent survival of juveniles and sub-adults | % | Both Male and Female | Juvenile | Not Reported | Douglas fir forest, Vancouver | Exposure Factor Datasets | CANADA |
| Home Range | 2009 | elliptical home range based on distribution of capture points | m2 | Male | Both Adults and Juveniles | Not Reported | Douglas fir forest, Vancouver | Exposure Factor Datasets | CANADA |
Deer Mouse (Peromyscus maniculatus ssp. bairdii)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | 0.592 | calculated for free-living animals | kcal/g/d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Laboratory | |
| Metabolic Rate | 0.790 | calculated for free-living animals | kcal/g/d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 5.0 | "not high" temperature group | #/litter | Both Male and Female | Neonate | 150 | captured pregnant mice in spring at Ann Arbor, MI | Exposure Factor Datasets | 0 d | Laboratory |
| Clutch or Litter Size | 5.6 | "not high" temperature group | #/litter | Both Male and Female | Neonate | 98 | captured pregnant mice during fall at Ann Arbor, MI | Exposure Factor Datasets | 0 d | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Growth Rate | see citation | figure of changes in body weight over time | g/d | Not Reported | Both Adults and Juveniles | 39 | Exposure Factor Datasets | 0 - 58d | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | lepidopterous larvae (15.4%); misc. vegetation (14.7%); wheat seeds (11.8%); soybeans (10.5%); unidentified seeds (7.2%); corn (5.6%); green vegetation (5.1%); coleoptera (3.6%); Lespedeza seeds (2.3%) | % volume of major (>2%) food items in stomach contents | % | Not Reported | Not Reported | 444 | Vigo County | Exposure Factor Datasets |
Deer Mouse (Peromyscus maniculatus ssp. borealis)
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 5.03 | Female | Adult | 98 | Original pairs trapped at Heart Lake, Northwest Territories | Exposure Factor Datasets | 0.18 SE | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Condition | Countries | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | 81 | average summer survival per 14 d | % | Both Male and Female | Juvenile | 639 | Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | "young of the yr" | CANADA | |||
| Body Weight - Mean | 20.34 | g | Female | Adult | 40 | captured at Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | Non-breeding | 0.42 SE | Laboratory | |||
| Survival/ Mortality | 80 | average summer survival per 14 d | % | Both Male and Female | Adult | 877 | Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | "overwintered adults" | CANADA |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 19.7 | g | Male | Adult | 55 | Heart Lake Biological Station, Northwest Territories | Exposure Factor Datasets | CANADA | 0.33 |
Deer Mouse (Peromyscus maniculatus ssp. gambelii)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Food Ingestion Rate | 0.25 | mean dry stomach content mass | g | Female | Juvenile | 46 | Tule Lake National Wildlife Refuge (1230 m) | Exposure Factor Datasets | Siskiyou | 0.04 SE |
| Food Ingestion Rate | 0.17 | mean dry stomach content mass | g | Male | Juvenile | 23 | Tule Lake National Wildlife Refuge (1230 m) | Exposure Factor Datasets | Siskiyou | 0.03 SE |
Deer Mouse (Peromyscus maniculatus ssp. labecula)
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 2.1 | g | Male | Neonate | 22 | captured in Mexico | Exposure Factor Datasets | 1 d | 0.1 SE | Laboratory |
| Body Weight - Mean | 8.9 | g | Both Male and Female | Juvenile | 93 | Exposure Factor Datasets | 14 d | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. nebrascensis)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Age at Fledging, Metamorphosis, Weaning | 19.2 | mean age at physiological independence | d | Not Reported | Juvenile | Not Reported | Exposure Factor Datasets | Laboratory | ||
| Growth Rate | range of mean growth estimated at ages 0,3,6,9,12,15 d | g/d | Not Reported | Juvenile | 160 - 257/time | Exposure Factor Datasets | 0 - 15 d | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. nubiterrae)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | Arthropods (30.0 +/- 3.62% SE), Lepidopteran larvae (0.2 +/- 0.16% SE), Lepidopteran adults (25.6 +/- 4.32% SE), Fruit (3.5 +/- 2.06% SE), Green vegetation (12.3 +/- 3.35% SE), Fungi (0.3 +/- 0.29% SE), Nuts/Seeds (24.0 +/- 6.98% SE), Unknown (4.1 +/- 2.12% SE) | Mean percentage frequency of occurrence of each item in stomach contents | Not Reported | Both Adults and Juveniles | 20 | Mountain Lake Biological Station, Giles Co. | Exposure Factor Datasets |
| Dietary Composition | Arthropods (45.9 +/- 7.15% SE), Lepidopteran larvae (1.5 +/- 0.63% SE), Lepidopteran adults (6.7 +/- 2.94% SE), Fruit (1.1 +/- 0.73% SE), Green vegetation (17.5 +/- 3.76% SE), Fungi (1.0 +/- 1.01% SE), Nuts/Seeds (23.1 +/- 9.68% SE), Unknown (3.0 +/- 1.96% SE) | Mean percentage frequency of occurrence of each item in stomach contents | Not Reported | Both Adults and Juveniles | 10 | Mountain Lake Biological Station, Giles Co. | Exposure Factor Datasets |
Deer Mouse (Peromyscus maniculatus ssp. sonoriensis)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| Surface Area | range of means for 6 groups, estimated from removed skins | cm2 | Not Reported | Adult | 11/group | Mice trapped near Palmdale, Los Angeles County, CA | Exposure Factor Datasets | Laboratory |
| Metabolic Rate | range of means for 5 groups | ml O2 /g/hr | Not Reported | Adult | 11/group | Mice trapped near Palmdale, Los Angeles County, CA | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 20.38 | g | Not Reported | Not Reported | 5 | Exposure Factor Datasets | Laboratory |
California Ground Squirrel (Spermophilus beecheyi)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Body Weight - Mean | range of monthly mean weights over 4 yrs | g | Male | Adult | 4 - 63/mo | San Joaquin Experimental Range | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 270 | m2 | Male | Adult | 12 | Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] | Exposure Factor Datasets | Alameda | postbreeding |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Duration of Incubation or Gestation | 28-30 | d | Female | Adult | 128 | University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] | Exposure Factor Datasets | Santa Cruz |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 0.36 | above ground area occupied for at least one mo | acres | Male | Adult | 21 | Calaveras Reservoir | Exposure Factor Datasets | Alameda, Santa Clara |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 4217.07 | m2 | Female | Adult | 5 | Capay (elev., 305 m) | Exposure Factor Datasets | Yolo | 1515.67 SD |
Deer Mouse (Peromyscus maniculatus ssp. borealis), Deer Mouse (Peromyscus maniculatus ssp. maniculatus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Growth Rate | see citation | figures of weight versus age (20-90d) | Male | Both Adults and Juveniles | 90 - 363 | Heart Lake Biological Station, Northwest Territories and Pinawa, Manitoba | Exposure Factor Datasets | 20 - 90 d | CANADA |
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