Mammals
Merriam's Kangaroo Rat (Dipodomys merriami)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 42 | estimated age at weaning | d | Not Reported | Juvenile | 104 | Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets | San Bernardino |
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 | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | 0.243 | acres | Both Male and Female | Juvenile | Not Reported | Santa Rita Experimental Range, Tucson (elev., 3000-4000 ft) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | d | Both Male and Female | Juvenile | Not Reported | San Simon Valley, Portal (elev., 1370 m) | Exposure Factor Datasets | |
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 |
---|---|---|---|---|---|---|---|---|
Population Density | range of monthly density estimates over 2 yrs | #/ha | Not Reported | Not Reported | Not Reported | Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets | |
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 | 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 | 3.76 | resting metabolism at 5 degrees C, without a natural nest | cc O2/g/h | Not Reported | Not Reported | 6 individuals | Exposure Factor Datasets | 0.11 SE | Laboratory | |
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 |
---|---|---|---|---|---|---|---|---|---|
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 |
San Joaquin Kangaroo Rat (Dipodomys nitratoides)
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 |
Stephens' Kangaroo Rat (Dipodomys stephensi)
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 | Male | Adult | 97 - 121 | 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 | 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 |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties |
---|---|---|---|---|---|---|---|---|---|
Population Density | range of densities estimated over 2 yrs | #/ha | Not Reported | Not Reported | 320 - 640 trap nights | San Jacinto Wildlife Refuge | Exposure Factor Datasets | Feb. - Mar. | Riverside |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 67.26 | g | Both Male and Female | Adult | 14 | Bonsall and San Luis Rey | Exposure Factor Datasets | San Diego |
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 |
Little Pocket Mouse (Perognathus longimembris)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | 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 | 27 | Las Vegas Valley, Clark County (elev., 2500 ft) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | amount of seed consumed at 6.5 degrees C | mg/g bw/d | Not Reported | Not Reported | 10 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 | ANIMAL MATTER: Coleoptera adults (7.6); Coleoptera larvae (0.2); Grasshoppers (5.1); Leaf hoppers (2.1); Lepidoptera adults (0.2); Lepidoptera larvae (0.5); Spiders (2.5); PLANT MATTER: Seeds (65.7); Total forbs (6.3) - Kochia scoparia (3.2); Total grasses and sedges (1.3); Total shrubs (0.6). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 134 | Pawnee National Grassland | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Food Ingestion Rate | range of weighted means of dry weights of stomach contents | mg | Female | Adult | 6-153 | Ward and McClean Counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Age at Sexual Maturity | 22.8 | median age at maturity for males is time of weaning. | d | Male | Adult | Not Reported | Pinawa, Manitoba | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 4.67 | average resting 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 | 0.12 SE |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range of means for 3 trapping periods | #/acre | Both Male and Female | Both Adults and Juveniles | 3 trapping periods | Lake Tahoe, near Myers (elev., 6225 ft) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | seeds (0-80%); fruit (0-30%); arthropods (0-80%); leaves (7-32%); fungi (0%); misc. (0-19%) | volumetric % of stomach contents, range of monthly means for 2 yrs. and 2 habitat types | % | Not Reported | Not Reported | 53-66 | western slope of Sierra Nevada (elev., 3500 - 5000 ft.) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 0.02 | area of subniven runway systems | ha | Male | Adult | 5 | eastern slope, Colorado Rocky Mountains (elev., 3120 m) | Exposure Factor Datasets | 1.02 SE |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 14.5 | g | Not Reported | Adult | 10 | Exposure Factor Datasets | 0.5 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Home Range | 298.6 | m2 | Female | Not Reported | 18 | greasewood habitat, Malheur National Wildlife Refuge | Exposure Factor Datasets | 179.2 - 640.5 (2-sigma) |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Longevity | 19 | maximum longevity in field | mo | Both Male and Female | Adult | 74 | Portal, Cochise County (elev. 1330 m) | Exposure Factor Datasets |
Deer Mouse (Peromyscus maniculatus), Deer Mouse (Peromyscus maniculatus ssp. bairdii), Deer Mouse (Peromyscus maniculatus ssp. sonoriensis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | see citation | figure of body weight vs age for 7 subspecies of Peromyscus | Both Male and Female | Both Adults and Juveniles | 61 | Exposure Factor Datasets | 15 - 186 d | Laboratory |
Salt-marsh Harvest Mouse (Reithrodontomys raviventris)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | 1300 | m2 | Female | Adult | 4 | New Chicago Marsh, San Francisco Bay National Wildlife Refuge | Exposure Factor Datasets |
California Vole (Microtus californicus)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Age at Sexual Maturity | 17 | d | Female | Adult | Not Reported | Brooks Island, San Francisco Bay | Exposure Factor Datasets | Contra Costa |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 3 | wks | Both Male and Female | Adult | 24 | Exposure Factor Datasets | subadult | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 3.6 | mean; dry season | pups/litter | Female | Adult | 5 | Richmond Field Station | Exposure Factor Datasets | Contra Costa | 0.7 (95%CI) | |
Body Weight - Mean | g | Female | Both Adults and Juveniles | Richmond Field Station and Russel Reservation | Exposure Factor Datasets | subadult | Contra Costa |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 897 | ingested energy; fed rabbit pellets for 21 d | cal/g/d | Not Reported | 5 | 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 | California Counties |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | see citation | figure of seasonal changes in weight | g | Male | Adult | Not Reported | Sea Ranch | Exposure Factor Datasets | Sonoma |
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 |
Audubon's Cottontail (Sylvilagus audubonii)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Population Density | 6.6 | #/mi2 | Not Reported | Not Reported | 31 | Pawnee National Grasslands | Exposure Factor Datasets | 5.4 - 7.8 (95% CL) |
Brush Rabbit (Sylvilagus bachmani)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Home Range | 278 | mean range diameter | ft | Male | Adult | 32 | Humboldt Bay | Exposure Factor Datasets | Humboldt |
Desert Kit Fox (Vulpes macrotis ssp. arsipus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Longevity | 10.2 | measured from time of capture to time of last capture or radio-telemetry location | mo | Both Male and Female | Adult | 6 foxes | Rand Open Area and Desert Tortoise Research Natural Area | Exposure Factor Datasets | Kern | 0.8 SE |
San Joaquin Kit Fox (Vulpes macrotis ssp. mutica)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | range of monthly averages (Jan.-Dec.) | lbs | Female | Adult | 1-5 foxes/month | Buena Vista Valley | Exposure Factor Datasets | Kern |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Population Density | minimum densities of foxes in study area over three years | fox /4.1 km2 - 1 fox / 6.5 km2 | Both Male and Female | Adult | 15-22 foxes/year | Carrizo Plain Natural Area | Exposure Factor Datasets | San Luis Obispo |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | review | #/km2 | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Southern Sea Otter (Enhydra lutris ssp. nereis)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range of densities for entire study area for 2 yrs | #/km2 | Both Male and Female | Both Adults and Juveniles | Not Reported | Elkhorn Slough | Exposure Factor Datasets |
Deer Mouse (Peromyscus maniculatus ssp. austerus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Home Range | 1615 | elliptical home range based on distribution of capture points | m2 | Female | 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 | 0.90 | productive energy in captive animals at 0 C | kcal/animal/d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 14.78 | g | Both Male and Female | Adult | 30 | Exposure Factor Datasets | 0.6 SE | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. bairdii), Audubon's Cottontail (Sylvilagus audubonii ssp. neomexicanus)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 28 | d | Both Male and Female | Adult | 3 litters | captured in Rago, Kansas | Exposure Factor Datasets | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. borealis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Condition | Countries | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 31.46 | g | Female | Adult | 44 | captured at Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | breeding | 0.43 SE | Laboratory | |||
Survival/ Mortality | 37 | average over-winter survival | % | Both Male and Female | Juvenile | 64 | Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | "young of the yr" | CANADA |
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 |
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 | 0.28 | mean dry stomach content mass | g | Female | Juvenile | 38 | Tule Lake National Wildlife Refuge (1230 m) | Exposure Factor Datasets | Siskiyou | 0.05 SE |
Deer Mouse (Peromyscus maniculatus ssp. labecula)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 21.2 | g | Both Male and Female | Juvenile | 93 | captured in Mexico | Exposure Factor Datasets | 63 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 |
---|---|---|---|---|---|---|---|---|---|---|
Growth Rate | 0.95 | mean growth | g/d | Not Reported | Juvenile | 156 | Exposure Factor Datasets | 18-21 d | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. nubiterrae)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 15.9 | g | Male | Adult | 85 | Mountain Lake Biological Station, Giles County [lat., 37^010'N; long., 80^o30' W] | Exposure Factor Datasets | 0.21 SE |
Deer Mouse (Peromyscus maniculatus ssp. sonoriensis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Water Ingestion Rate | 4.38 | average daily water intake (2.65 ml drunk + 0.56 ml free H2O in food + 1.17 ml H2O of oxidation) | ml/d | Not Reported | Adult | 11/group; 5 groups | Mice trapped near Palmdale, Los Angeles County, CA | Exposure Factor Datasets | Laboratory |
Audubon's Cottontail (Sylvilagus audubonii ssp. arizonae)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 860 | g | Female | Adult | 40 | southern portion of state | Exposure Factor Datasets | non-pregnant |
Audubon's Cottontail (Sylvilagus audubonii ssp. neomexicanus)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | 2.60 | young/litter | Female | Adult | 10 | Big Lake | Exposure Factor Datasets |
Brush Rabbit (Sylvilagus bachmani ssp. ubericolor)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 661.47 | g | Female | Adult | 38 | E.E. Wilson Game Management Area, Corvallis | Exposure Factor Datasets | 66.73 SD |
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 |