Mammals
Merriam's Kangaroo Rat (Dipodomys merriami)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 3.04 | g | Both Male and Female | Neonate | 9 litters | captured at Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets | at birth | Laboratory | |
Growth Rate | range in male and female % change in body weight per day following recapture during 4 trapping periods | %/d | Both Male and Female | Adult | Not Reported | Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets | "subadult" |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 3.24 | resting metabolism at 5 degrees C, in a natural nest | cc O2/g/h | Not Reported | Not Reported | 6 individuals | Exposure Factor Datasets | 0.12 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Home Range | 44.1 | mean distance moved from site of initial capture | m | Male | Not Reported | 443 | Cave Creek Bajada, Cochise County (elev., 1330 m) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 2.00 | field metabolic rate estimated from doubly labeled water | L CO2/d | 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 | 0.45 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | seeds (75%); leaves (20%); flowers (3%); stems (1%); arthropods (1%) | % by weight of stomach contents | % | Not Reported | Not Reported | 172 | Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets | San Bernardino |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | see citation | figure of seasonal changes in % body fat | % | Both Male and Female | Not Reported | Not Reported | Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets | San Bernardino |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Hatching or Parturition | Jan. - Mar. (begin); Apr. - May (peak); Aug. (end) | Female | Adult | Not Reported | San Simon Valley, Portal (elev., 1370 m) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Home Range | 155 | cumulative home range diameter for 6-8 mo period | m | Both Male and Female | Not Reported | 34 | Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 36.7 | g | Not Reported | Adult | 30 | Exposure Factor Datasets | 3.7 SD | Laboratory |
Stephens' Kangaroo Rat (Dipodomys stephensi)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 67.26 | g | Both Male and Female | Adult | 14 | Bonsall and San Luis Rey | Exposure Factor Datasets | San Diego | |
Age at Fledging, Metamorphosis, Weaning | d | Both Male and Female | Juvenile | Not Reported | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Home Range | range of median maximum distance moved based on monthly live trapping capture data at 2 sites | m | Female | Juvenile | 21-54 | Motte Rock Ecological Reserve [lat., 33^o53'N; long., 117^o6'W] and San Jacinto Wildlife Area [lat., 33^o51'N; long., 116^o54'W] | Exposure Factor Datasets | Riverside |
Home Range | range of median maximum distance moved based on monthly live trapping capture data at 2 sites | m | Male | Juvenile | 17-59 | Motte Rock Ecological Reserve [lat., 33^o53'N; long., 117^o6'W] and San Jacinto Wildlife Area [lat., 33^o51'N; long., 116^o54'W] | Exposure Factor Datasets | Riverside |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 62.2 | g | Not Reported | Not Reported | 40 | Exposure Factor Datasets | Riverside |
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Population Density | #/ha | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Little Pocket Mouse (Perognathus longimembris)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
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 | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 7.4 | g | Both Male and Female | Adult | 8 | Great Basin Desert, near Reno | Exposure Factor Datasets | 1.1 SD |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 5.78 | embryos/litter | Female | Adult | 9 | Floating Island, Tooele County (elev., 1300-1420 m) | Exposure Factor Datasets | 0.22 |
Deer Mouse (Peromyscus maniculatus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | ANIMAL MATTER: Coleoptera adults (4.8); Coleoptera larvae (0.1); Grasshoppers (2.5); Leaf hoppers (7.0); Lepidoptera adults (0.5); Lepidoptera larvae (1.3); Spiders (0.3); PLANT MATTER: Seeds (65.4); Total forbs (4.3) - Kochia scoparia (0.6); Total grasses and sedges (4.8); Total shrubs (2.6). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 97 | Pawnee National Grassland | Exposure Factor Datasets |
Dietary Composition | ANIMAL MATTER: Coleoptera adults (11.0); Coleoptera larvae (3.6); Grasshoppers (6.4); Leaf hoppers (13.3); Lepidoptera adults (2.3); Lepidoptera larvae (19.4); Spiders (2.6); PLANT MATTER: Seeds (22.5); Total forbs (4.7) - Kochia scoparia (1.9); Total grasses and sedges (4.0); Total shrubs (3.8). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 108 | Pawnee National Grassland | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | Range of weighted means of dry weights of stomach contents; | mg | Female | Adult | 33-116 | Ward and McLean Counties | Exposure Factor Datasets | Gravid or lactating |
Food Ingestion Rate | range of weighted means of dry weights of stomach contents; | mg | Male | Adult | 59-359 | Ward and McClean Counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 4.70 | #/litter | Female | Adult | 10 | Pinawa, Manitoba | Exposure Factor Datasets | primiparous | CANADA | 0.54 SE |
Clutch or Litter Size | 5.24 | #/litter | Female | Adult | 46 | Pinawa, Manitoba | Exposure Factor Datasets | multiparous | CANADA | 0.22 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 3.21 | average resting metabolic rate estimated as oxygen consumption at 14.45C | ml O2/g/hr | Male | Adult | 4 | animals placed in cages in forest near Lethbridge, Alberta | Exposure Factor Datasets | CANADA | 0.10 SE |
Metabolic Rate | 2.66 | average resting metabolic rate estimated as oxygen consumption at 20.6C | ml O2/g/hr | Male | Adult | 4 | animals placed in cages in forest near Lethbridge, Alberta | Exposure Factor Datasets | CANADA | 0.08 SE |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Mating/ Laying | Apr. - Dec. | Both Male and Female | Adult | Not Reported | Bass Lake (elev., 4500 ft.) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | seeds (0-68%); fruit (0-24%); arthropods (0-47%); leaves (0-19%); fungi (0-43%); misc. (0-27%) | volumetric % of stomach contents, range of monthly means for 2 yrs. and 2 habitat types | % | Not Reported | Not Reported | 78-105 | western slope of Sierra Nevada (elev., 3500 - 5000 ft.) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Mating/ Laying | late Nov. -late Apr. | Both Male and Female | Adult | Not Reported | Taylor, Williamson County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Home Range | 31 | mean distance of feeding or exploratory records from center of activity | m | Both Male and Female | Adult | 10 | Missoula | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | range of monthly means at sites with excess artificial food (whole oats) | g | Male | Adult | 1-24/mo | University of British Columbia | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Growth Rate | range of mean neonatal growth rate from 3 sites | g/d | Both Male and Female | Neonate | 15-25 | adults captured at Milk River, Alberta [lat., 49^o07'N; long., 111^o45'W] and Sydney, British Columbia, Canada [lat., 48^o43'N; long., 123^o20'W] | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 4.1 | #/litter | Female | Adult | 55 | Anytown (elev., 400 m) | Exposure Factor Datasets | Yolo | 0.2 SE |
Salt-marsh Harvest Mouse (Reithrodontomys raviventris)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 10.0 | g | Both Male and Female | Adult | 15 | captured in Contra Costa County, CA | Exposure Factor Datasets | Laboratory |
California Vole (Microtus californicus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | "extra large" body weight corrected for embryos (12.8 % of population) | g | Female | Adult | 123 | Brooks Island, San Francisco Bay | Exposure Factor Datasets | >25 d | Contra Costa |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Clutches or Litters per year | 1.9 | litters per female per 12 wks | litters/12 wks | Female | Adult | 12 | Exposure Factor Datasets | adult | 0.2 SE | Laboratory | |
Clutch or Litter Size | 3.5 | young/litter | Female | Adult | 12 | Exposure Factor Datasets | subadult (4 wks) | 0.6 SE | Laboratory |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Growth Rate | change in body weight; instantaneous rate based on Brody 1945 | %/d | Both Male and Female | Juvenile | Not Reported | Richmond field station; Russell Reservation | Exposure Factor Datasets | Contra Costa |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 504 | metabolizable energy; equivalent to average daily metabolic rate | cal/g/d | Not Reported | 7 | Exposure Factor Datasets | 28 d or older | 28 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | OC = 1.94W^-0.209 | equation relating basal oxygen consumption (OC; ml O2/g/hr) to body weight (W, g; 260-800g) | ml O2/g/hr | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Survival/ Mortality | range of mean minimum survival rates per 14 d | Male | Adult | 2 periods of weekly sampling | Tilden Regional Park | Exposure Factor Datasets |
Audubon's Cottontail (Sylvilagus audubonii)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | 3.6 | young/litter | Female | Adult | 19 | Exposure Factor Datasets |
Brush Rabbit (Sylvilagus bachmani)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Feb. - May | time of breeding | Male | Adult | Not Reported | Berkeley Hills | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | 3.5 | young/litter | Female | Adult | 11 | Exposure Factor Datasets |
San Joaquin Kit Fox (Vulpes macrotis ssp. mutica)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | insects (1.3%), Hermann's kangaroo rat (19.6%), California vole (31.5%), deer mouse (14.4%), California ground squirrel (24.4%), Audubon's cottontail (12.0%), unident. plant material (0.7%) | relative composition of prey remains in scat | % | Both Male and Female | Both Adults and Juveniles | 25 scats | Kesterson National Wildlife Refuge | Exposure Factor Datasets | Merced |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | Jerusalem crickets (1%), unident. reptiles (1%), unident. birds (1%), rabbits (5%), California ground squirrel (62%), pocket mice (5%), western harvest mice (10%), Peromyscus sp. (11%) | percent volume of total prey items in scat | % | Both Male and Female | Not Reported | 10 scats | Bethany Reservoir | Exposure Factor Datasets | Alameda |
Kit Fox (Vulpes macrotis ssp. nevadensis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 1.9 | calculated with Minimum Area Method | km2 | Female | Adult | 4 | Pine Valley | Exposure Factor Datasets | 1.2 SD |
Fresno Kangaroo Rat (Dipodomys nitratoides ssp. exilis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 2 | young/litter | Female | Adult | Not Reported | adults captured near Fresno | Exposure Factor Datasets | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. bairdii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 0.854 | total weekly consumption rate of a seed diet (see dietary composition dataset) | g/g/wk | Both Male and Female | Juvenile | 10 | Exposure Factor Datasets | 30-60 d | Laboratory |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | Range of mean body weights for weanlings from varying litter sizes (2-9) | g | Both Male and Female | Weanling | 3 - 125 | Exposure Factor Datasets | 23 d | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 1.205 | daily food ingestion at an ambient temperature of 21C | cal/g/d | Both Male and Female | Juvenile | Not Reported | Exposure Factor Datasets | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. borealis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Condition | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 9.26 | g | Both Male and Female | Juvenile | 232 | Original pairs trapped at Heart Lake, Northwest Territories | Exposure Factor Datasets | 21 d | At weaning | 0.10 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Growth Rate | 0.34 | g/d | Both Male and Female | Juvenile | 33 | adults captured at Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | 0 - 24 d | Laboratory | |
Time of Hatching or Parturition | May - Aug. | Female | Adult | Not Reported | Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | CANADA |
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 | 0.22 | mean dry stomach content mass | g | Male | Adult | 104 | Tule Lake National Wildlife Refuge (1230 m) | Exposure Factor Datasets | Siskiyou | 0.03 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 2.56 | mean basal metabolic rate | ccO2/g/h | Both Male and Female | Not Reported | 20 | collected 5 km east of Chico, Butte County, CA | Exposure Factor Datasets | 0.34 SD | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. nebrascensis)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | d | Female | Adult | 19 | Exposure Factor Datasets | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. nubiterrae)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Water Ingestion Rate | 0.13 | experimental temperature = 5C | g/g/d | Male | Adult | 12 | captured in Macon County, NC | Exposure Factor Datasets | 0.01 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 1.8 | g | Both Male and Female | Neonate | 80 | Exposure Factor Datasets | 0 d | 0.02 | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. sonoriensis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 4.00 | potential litter size estimated using the larger of corpora lutea count or embryo sites | #/litter | Female | Adult | 2 | White Mountain (elev., 4,500 ft) | Exposure Factor Datasets | Mono | 1.00 SE |
Audubon's Cottontail (Sylvilagus audubonii ssp. audubonii)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | up to 15 | acres | Male | Adult | 11 | Sacramento Valley, Durham | Exposure Factor Datasets |
Riparian Brush Rabbit (Sylvilagus bachmani ssp. riparius)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | review | reported breeding season occurs from January to May (from unpublished reports) | Both Male and Female | Adult | Not Reported | Caswell Memorial State Park | Exposure Factor Datasets |
Ornate Shrew (Sorex ornatus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Longevity | maximum recorded lifespan | mo | Not Reported | Adult | Not Reported | San Francisco Bay region | Exposure Factor Datasets |
Pallid Bat (Antrozous pallidus)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Dietary Composition | Review | Both Male and Female | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | Lepidoptera (22.2), Gryllidae or Tettigoniidae (11.1), unident. insects (38.9), unident. Coleoptera (1.7), Cercopidae and Cicadellidae (1.7), Mymeleontidae (8.9), Carabidae (11.1), unident. Orthoptera (4.4) | percent volume of stomach contents | % | Not Reported | Not Reported | 9 | Big Bend National Park | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 20.6 | g | Male | Adult | 2 colonies | Exposure Factor Datasets | NR | Kern, San Luis Obispo |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Metabolic Rate | estimated oxygen consumption of animals with wings extended, at 25-27 C | ml O2/g BW/hr | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
Coyote (Canis latrans)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Longevity | review | Not Reported | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | blueberries (68%); white-tailed deer (43%); snowshoe hare (30%); small mammals (21%); birds (2%) | % occurrence of food items in scats | % | Both Male and Female | Both Adults and Juveniles | 452 scats | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | mammals (28.9%; cottontail rabbit, 12.1%, Botta's pocket gopher, 6.8%); birds (15.9%); vegetation (21.7%); misc. (16.7%) | % frequency of occurrence of items in scats | % | Not Reported | Not Reported | 97 scats | El Cajon, near San Diego | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | mule deer (7%); small mammals (67%); reptiles (11%); insects (8%); fruits (5%); other (21%) | % frequency of food items in scats | % | Not Reported | Not Reported | 60 | Sierra National Forest (elev. 300 -3900 m) | Exposure Factor Datasets | Fresno |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | range of means for two adult age groups | kg | Male | Adult | 69 - 76 | Webb County [lat., 27^o20'-28^o00N; long., 99^o00'-99^o40'W] | Exposure Factor Datasets | >2.5 - >3.0 yrs |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range over 6 counting periods | #/km2 | Both Male and Female | Not Reported | 28-40/period | Saguaro National Monument | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | 16 | km2 | Female | Adult | 25 | Aitkin and Itasca counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 1.37 | post-whelping population density | #/km2 | Not Reported | Both Adults and Juveniles | Not Reported | National Elk Refuge, Jackson Hole | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Home Range | 18.7 | km2 | Male | Adult | 7 | Champlain Valley | Exposure Factor Datasets | 4.6 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | plant foods (29.2%); rabbits (27.6%); mice and rats (24.6%); livestock (7.4%) | % volume of principal foods in scats | % | Both Male and Female | Not Reported | 147 | Exposure Factor Datasets |
Kit Fox (Vulpes macrotis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 115 | estimated daily food intake based on a desert kangaroo diet (7.38 kJ/g wet wt) and calculated daily energy requirements (see Golightly, 1981) | g/d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
Long-tailed Weasel (Mustela frenata)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 178.6 | g | Female | Adult | 1 | captured at Delta, Manitoba, Canada | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 1.36 | standard metabolic rate at 32C, determined from oxygen consumption | kcal/hr | Male | Adult | 4 | captured in White Pine County, NV | Exposure Factor Datasets | 0.2 | Laboratory |
Striped Skunk (Mephitis mephitis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 3.83 | pups/litter | Female | Juvenile | 29 females | Exposure Factor Datasets | 1.97 SD | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | second half of May | second estrus | Both Male and Female | Adult | 4 females | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 4654 | without fur | g | Male | Not Reported | 1 male | Manitoba; Ontario | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Clutch or Litter Size | review | Female | Adult | Not Reported | Exposure Factor Datasets |
Sea Otter (Enhydra lutris)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 50 | resident population density (see citation for map of study area) | animals per study area | Both Male and Female | Not Reported | 15-170 | Diablo Canyon nuclear power plant; Point San Luis to Point Buchon | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 168 | Net metabolizable energy | Kcal/kg-d | Both Male and Female | Adult | 5 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|---|
Clutches or Litters per year | 0.9 | annual reproductive rate based on number of pups born during monitoring period | pups/year | Female | Adult | 13 animals | Exposure Factor Datasets | breeding |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | vertebrates (fish; 50%), mollusks (37%), echinoderms (11%), annelid worms (1%), tunicates (<1%), crabs/shrimp (<1%) | mean percent of total stomach content volume contributed by dietary items | Not Reported | Not Reported | 309 stomachs | Amchitka Island | Exposure Factor Datasets |
California Sea Lion (Zalophus californianus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | May - Aug. | breeding season; pupping and mating | Female | Adult | Not Reported | San Nicolas Island | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Survival/ Mortality | 51.6 | mean annual minimum survival rate; data collection started 5-6 weeks after beginning of pupping season | % | Not Reported | Pup | 3 yrs | Los Islotes, Baja California Sur | Exposure Factor Datasets | MEXICO | 7.7 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|---|
Water Ingestion Rate | 651 | total daily water intake derived from sum of milk water intake and metabolic water production | g/d | Male | Pup | 24 | San Nicolas Island [lat., 33^oW; long., 119^oW] | Exposure Factor Datasets | 2 mo | 27.9 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|---|
Growth Rate | 0.130 | 2 years post el nino (1985); 0-2 months | kg/d | Not Reported | Pup | 38 | San Nicolas Island | Exposure Factor Datasets | 0-2 months | 0.006 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|---|
Growth Rate | 107.5 | daily weight gain during 1st mo of life | g/d | Male | Pup | 4 | San Nicolas Island | Exposure Factor Datasets | 5-30 d | 5.74 SE |
San Joaquin Antelope Squirrel (Ammospermophilus nelsoni)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Longevity | maximum observed age | yr | Not Reported | Adult | Not Reported | Panoche (elev., 1200') | Exposure Factor Datasets | San Benito |
California Ground Squirrel (Spermophilus beecheyi)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | embryos/female | Female | Adult | Not Reported | Coho creek | Exposure Factor Datasets | Tulare |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Population Density | 7 | #/acre | Both Male and Female | Both Adults and Juveniles | Not Reported | Calaveras Reservoir | Exposure Factor Datasets | Alameda, Santa Clara |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 531 | g | Not Reported | Not Reported | 6 | captured at University of California, Riverside | Exposure Factor Datasets | 75 | Laboratory |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Survival/ Mortality | % tagged young surviving to following year to become breeding adults; range over 3 yrs | % | Both Male and Female | Juvenile | 321 - 339/yr | San Joaquin Experimental Range | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Longevity | 5 | longest record of lifespan | yrs | Male | Adult | Not Reported | Hastings Natural History Reservation | Exposure Factor Datasets | Monterey |