Mammals
California Vole (Microtus californicus)
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 |
---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | d | Both Male and Female | Embryo | Not Reported | Exposure Factor Datasets | Laboratory |
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 |
Audubon's Cottontail (Sylvilagus audubonii), Brush Rabbit (Sylvilagus bachmani)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | review | see citation for home range allometry for 14 species of lagomorphs | Not Reported | Adult | Not Reported | Exposure Factor Datasets |
Brush Rabbit (Sylvilagus bachmani)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 4 | young/litter | Female | Adult | 14 | Exposure Factor Datasets | Alameda, Contra Costa, Lake, Marin, Napa |
San Joaquin Kit Fox (Vulpes macrotis ssp. mutica)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Dietary Composition | Review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Age at Sexual Maturity | 22 | mo | Both Male and Female | Adult | Not Reported | Elk Hills Naval and Buena Vista Petroleum Reserves | Exposure Factor Datasets | Kern |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Dietary Composition | see figure | bar graph showing use of leporids, rodents, insects and other food items over 6 years | Not Reported | Not Reported | 449 scat samples | Naval Petroleum Reserves in California | Exposure Factor Datasets | Kern |
Kit Fox (Vulpes macrotis ssp. nevadensis)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Clutch or Litter Size | pups/litter | Female | Adult | 11 litters | Tooele County, west. UT | Exposure Factor Datasets |
Deer Mouse (Peromyscus maniculatus ssp. artemisiae)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | green plant materials (3.0%); seed fragments (7.0%); arthropods (48.0%); other animal tissue (8.0%); unidentified (33%) | % volume of stomach contents | % | Both Male and Female | Both Adults and Juveniles | 39 | Grand Teton National Park | Exposure Factor Datasets |
Deer Mouse (Peromyscus maniculatus ssp. bairdii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.60 | existence metabolism for captive animals at 20 C | kcal/g/d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | summer-acclimatized | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 1.64 | g | Both Male and Female | Neonate | 63 | captured pregnant mice in spring at Ann Arbor, MI | Exposure Factor Datasets | 0 d | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 1.62 | g | Not Reported | Neonate | 39 | Exposure Factor Datasets | 0 d | 0.13 | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. borealis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | 21.4 | average weaning age. | d | Both Male and Female | Juvenile | 136 | Original pairs trapped at Heart Lake, Northwest Territories | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 5.25 | #/litter | Female | Adult | 102 | Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | CANADA | 0.09 SE |
Exposure Endpoint Type | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|
Body Fat (total or %) | relative fat content (arcsine ratio of fat:fat-free dry weight); range of means for males and females at different ages and breeding status | Both Male and Female | Both Adults and Juveniles | 28 - 242/group | Kananaskis Valley, Alberta [lat., 51^oN; long., 115^oW] | 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 | 0.15 | mean dry stomach content mass | g | Female | Juvenile | 22 | Tule Lake National Wildlife Refuge (1230 m) | Exposure Factor Datasets | Siskiyou | 0.03 SE |
Deer Mouse (Peromyscus maniculatus ssp. gracilis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 1.5 | basal oxygen consumption measured at 28C, 15-17g mice, also reported as 173 cal/kg/d | cc O2/g/hr | Not Reported | Adult | 2 | Exposure Factor Datasets | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. nebrascensis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 5.14 | litter size at parturition | #/litter | Female | Adult | 104 | captured in Alberta, Canada | Exposure Factor Datasets | 0.14 SE | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. nubiterrae)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 524 | mean calculated minimum convex polygon area | m2 | Both Male and Female | Both Adults and Juveniles | 48 | Mountain Lake Biological Station, Giles county | Exposure Factor Datasets | 46 SE |
Deer Mouse (Peromyscus maniculatus ssp. rubidus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | Plant matter: Abronia or Cakile (16%); Fragaria seeds (1.5%); plant shoots (1%); Animal matter: Orchestoidea (3%); Diptera (3%); Staphylinid beetles (1.5%); aphids (1%); centipedes (1.5%); unidentified arthropod chitin (16%); unidentified arthropod viscera (56%) | % food item volume in stomach contents | % | Not Reported | Not Reported | 30 | Samoa | Exposure Factor Datasets | Humboldt |
Deer Mouse (Peromyscus maniculatus ssp. sonoriensis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 1.67 | mean basal metabolic rate estimated by oxygen consumption | cc O2/g/h | Not Reported | Not Reported | 17 | collected near Las Vegas, NV | Exposure Factor Datasets | 0.07 SE | Laboratory |
Audubon's Cottontail (Sylvilagus audubonii ssp. audubonii)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Age at Sexual Maturity | reported as age at sexual maturity as lactation first observed | mo | Both Male and Female | Adult | Not Reported | Sacramento Valley, Durham | Exposure Factor Datasets |
Brush Rabbit (Sylvilagus bachmani ssp. ubericolor)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 151.0 | mean and range of one standard diameter, home range estimated by "center of activity" method | ft | Male | Juvenile | 9 | E.E. Wilson Game Management Area, Corvallis | Exposure Factor Datasets | 77.3 SD |
Ornate Shrew (Sorex ornatus)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 1.26 | g/g/d | Both Male and Female | Adult | 3 | captured at San Pablo Bay, Sonoma CA | Exposure Factor Datasets | breeding | 0.03 SE | Laboratory |
Pallid Bat (Antrozous pallidus)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Hatching or Parturition | Review | Both Male and Female | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 36.0 | g | Female | Adult | 6 | Exposure Factor Datasets | 1.9 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Time of Molt | May-Aug. | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Kern, San Luis Obispo |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Age at Sexual Maturity | >1 | yr | Male | Adult | Not Reported | Exposure Factor Datasets |
Coyote (Canis latrans)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | BW = -0.5049 + 0.0469A | equation for predicting body weights (BW, g) of known age (A, days) pups | g | Both Male and Female | Juvenile | captured near Moscow, ID | Exposure Factor Datasets | 30 - 154 d | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | see citation | figure of seasonal changes in diet based on scat analysis; mean % volume of food items | % | Not Reported | Not Reported | 3270 scats | Pinon Canyon Maneuver Site, Las Animas County (elev., 1310 - 1740 m) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 68.7 | minimum area home range | km2 | Female | Adult | 6 | Wichita Mountains National Wildlife Refuge | Exposure Factor Datasets | 89.1 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 10.6 | yearly mean basal metabolic rate; range of seasonal means | L O2/kg/d | Both Male and Female | Adult | 4 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 6.5 | kg | Female | Juvenile | 40 | Webb County [lat., 27^o20'-28^o00N; long., 99^o00'-99^o40'W] | Exposure Factor Datasets | 0.5 yrs | 0.2 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | rodent (27.0%); deer (18.3%); other stock (9.4%); rabbit (22.2%); misc. (10.5%); sheep (6.7%); bird (5.0%); vegetation (0.9%) | overall % volume of stomach contents | % | Not Reported | Not Reported | 611 | northeast region | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Body Weight - Mean | range of average weights | kg | Male | Adult | Not Reported | Aitkin and Itasca counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 12.1 | kg | Male | Adult | 82 | Naval Petroleum Reserves (elev., 88 - 473 m) | Exposure Factor Datasets | >2yr | Kern | 0.2 SE |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 867 | g | Both Male and Female | Juvenile | 6 | Exposure Factor Datasets | 30d | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Home Range | 14.6 | mean distance moved by coyotes marked in 1964-1968 and relocated by 1976 | km | Both Male and Female | Pup | 28 | Rochester, Alberta | Exposure Factor Datasets | CANADA | 4.2 SE |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Population Density | range of density estimates | #/10 km2 | Both Male and Female | Not Reported | Not Reported | Gaspesie Conservation Park and Chic-Chocs Game Reserve [lat., 49^o00N'; long., 66^o00' W] | Exposure Factor Datasets | CANADA |
Kit Fox (Vulpes macrotis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 1 | mean animal density in study area | adult/12.9 km^2 | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
Long-tailed Weasel (Mustela frenata)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 22 | % body weight consumed/d | Both Male and Female | Juvenile | 7 | captured at Delta, Manitoba, Canada | Exposure Factor Datasets | 5-7 wks | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 2 | #/mi2 | Not Reported | Not Reported | Not Reported | Gunnison County (elev., >7500 ft) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Food Ingestion Rate | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Striped Skunk (Mephitis mephitis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 3.84 | kg | Male | Both Adults and Juveniles | 15 animals | Bearville study area; Itasca county | Exposure Factor Datasets | >1.5 years | 0.19 SE |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | mid-February-mid April | Both Male and Female | Adult | 25-200 animals | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|
Body Weight - Mean | kg | Female | Adult | 556 females | Saskatchewan; Alberta | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Home Range | 308 | ha | Male | Not Reported | 15 males | Walum, ND | Exposure Factor Datasets | 170 SD |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 3769 | g | Male | Adult | 5 | Delta Marsh Mannitoba | Exposure Factor Datasets | CANADA | 1.91 SE |
Sea Otter (Enhydra lutris)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Body Weight - Mean | Individual data available in Table 2 | kg | Male | Juvenile | 33 | Central coast | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 21.6 | % of body mass/d | Both Male and Female | Adult | 5 | Exposure Factor Datasets | 1.3 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | unidentifed crab (11.5%), pugettia (8.9%), cancer species (11.0%), unidentified abalone (0.7%), red abalone (1.0%), black abalone (0%), clam (2.9%), turbon snail (12.0%), kelp and holdfasts (0.2%), unidentifed (37.7%), mussel (2.6%), annelid (1.0%), limpet (0.2%), scallop (0%), octopus (6.2%), red urchin (0%), cucumaria (0.2%), purple uechin (1.0%), pisaster species (1.7%), barnacle (1.2%) | dietary composition for adults | % | Both Male and Female | Adult | 608 | Piedras Blancas | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 1.75 | kg | Male | Juvenile | 4 | Amchitka Island | Exposure Factor Datasets | newborn |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | daily home range, estimated from hourly trangulations during 24-hr watches using the minimum convex polygon method | ha | Male | Adult | 9 animals | Monterey to San Luis Obispo | Exposure Factor Datasets |
California Sea Lion (Zalophus californianus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 8.00 | daily milk intake as % of pup body weight | %/d | Male | Pup | 7 | San Nicolas Island | Exposure Factor Datasets | 5-30 d | 0.260 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | northern anchovy (50.6%); Pacific whiting (29.3%); jack mackerel (27.9%); rockfish (25.9%); Pacific mackerel (11.3%); unid. fishes (6.6%); market squid (21.9%); octopus (6.4%); squid, Onychoteuthis (4.7%); squid, Abraliopsis (2.2%); pelagic red crab (10.8%) | % frequency of occurrence of major (>2%) prey in scats | % | Not Reported | Not Reported | 1232 scats | San Nicholas Island | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 8.2 | mean weight, post el Nino 1984 | kg | Not Reported | Neonate | 16 neonates | San Nicolas Island | Exposure Factor Datasets | 3 days or less | 0.229 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | May - June | breeding | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
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 | Female | Adult | 5 - 58/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 | 309.3 | m2 | Male | Adult | 21 | Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] | Exposure Factor Datasets | Alameda | breeding |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Longevity | 5 | yrs | Not Reported | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Longevity | 3+ | oldest individuals recaptured | yrs | Male | Adult | 2 | 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 | 5466.78 | m2 | Male | Adult | 2 | Capay (elev., 305 m) | Exposure Factor Datasets | Yolo | 1897.19 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Growth Rate | see citation | figure of body weight changes over time | g/d | Both Male and Female | 6 litters | Exposure Factor Datasets | 0-50 d | Laboratory |
Merriam's Kangaroo Rat (Dipodomys merriami)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | range of means of initial weights for 3 experimental groups | g | Not Reported | Not Reported | 9/group | captured at Joshua Tree, San Bernadino County, CA | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Longevity | 2 | yrs | Not Reported | Adult | Not Reported | Portal | Exposure Factor Datasets |
Exposure Endpoint Type | 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 |
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 | 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 |
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 |
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 |
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 |
San Joaquin Kangaroo Rat (Dipodomys nitratoides)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 32 | d | Female | Adult | 2 | Exposure Factor Datasets | 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 |
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 |
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 |
Exposure Endpoint Type | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
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 |
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 |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 22.0 | g | Female | Adult | 1 | captured in North Dakota, Wyoming and Minnesota | Exposure Factor Datasets | Lactating | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
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 |
---|---|---|---|---|---|---|---|---|---|---|
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 | 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 | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
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 | 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 | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
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 | 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 |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
---|---|---|---|---|---|---|---|---|---|
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 |
Salt-marsh Harvest Mouse (Reithrodontomys raviventris)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
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 |
Audubon's Cottontail (Sylvilagus audubonii)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Mating/ Laying | review | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |