Carnivores (Carnivora)
Coyote (Canis latrans)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Population Density | 0.77 | #/km2 | Not Reported | Pup | Not Reported | National Elk Refuge, Jackson Hole | Exposure Factor Datasets | 0.33 SD | |
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 | |
Population Density | peak density | #/km2 | Not Reported | Adult | Not Reported | National Elk Refuge, Jackson Hole | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | 30 | d | Both Male and Female | Juvenile | 6 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | rabbits (70.6%); livestock (14.0%); mice (10.5%); birds (4.2%) | % volume of principal foods in stomachs, body weight range 14.5 - 37.0 lbs | % | Both Male and Female | Not Reported | 151 | Exposure Factor Datasets | |
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 | |
Longevity | 6 | maximum age in field | yrs | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | |
Population Density | 1 | greatest density | #/1.4 mi2 | Both Male and Female | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Longevity | review | Not Reported | Adult | Not Reported | Exposure Factor Datasets | |
Clutch or Litter Size | review | Female | 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 |
Dietary Composition | mule deer (3%); small mammals (30%); birds (6%); reptiles (6%); insects (8%); fruits (64%); other (4%) | % frequency of food items in scats | % | Not Reported | Not Reported | 216 | Sierra National Forest (elev. 300 -3900 m) | Exposure Factor Datasets | Fresno |
Dietary Composition | mule deer (3%); small mammals (18%); birds (2%); reptiles (2%); insects (2%); fruits (82%); other (1%) | % frequency of food items in scats | % | Not Reported | Not Reported | 199 | 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 |
Body Weight - Mean | range of means for two adult age groups; excluding those in latter half of gestation | kg | Female | Adult | 43-66 | 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 | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Home Range | 16 | km2 | Female | Adult | 25 | Aitkin and Itasca counties | Exposure Factor Datasets | |
Home Range | prior to dispersal | km2 | Both Male and Female | Juvenile | 50 | Aitkin and Itasca counties | 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 |
Home Range | 17.1 | km2 | Female | Adult | 4 | Champlain Valley | Exposure Factor Datasets | 3.2 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 28.2 | composite home range estimated by minimum area method | km2 | Male | Adult | 5 | Lancaster and Cass Counties | Exposure Factor Datasets | 16.6 SD |
Home Range | 24.2 | composite home range estimated by minimum area method | km2 | Female | Adult | 4 | Lancaster and Cass Counties | Exposure Factor Datasets | 20.7 SD |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Body Weight - Mean | 24.25 | lbs | Male | Adult | 28 | Sagehen Creek Field Station, Truckee (elev., 5000-6300 ft) | Exposure Factor Datasets |
Body Weight - Mean | 21.5 | lbs | Female | Adult | 26 | Sagehen Creek Field Station, Truckee (elev., 5000-6300 ft) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | Mammals: Sylvilagus sp. (50.6 - 73.1%); Lepus sp. (0 - 5.0%); Neotoma (0 - 5.5%); Microtus (0-11.1%); Cricetid mice (1.2-8.9%); Bos taurus (1.9 - 7.9%); Odocoileus hemionus (3.6 - 15.5%) | range of % relative dry weight of major food items (>5%) measured at 3 sites, based on scat analysis | % | Not Reported | Not Reported | 42 - 48/ site | Montezuma, La Plata and Saguache Counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 7.9 (0.5yr); 9.8 (1.5 yr); 11.0 (2.5 yr); 11.5(3.5 yr); 10.8 (4.5 yr); 11.6 (5.5 yr); 10.4 (6.5 yr); 10.9 (>7.5 yr) | average body weights at various ages | kg | Female | Both Adults and Juveniles | 3 - 121/age | King and Knox counties | Exposure Factor Datasets | 0.5 - >7.5 yr |
Body Weight - Mean | 8.2 (0.5yr); 10.4 (1.5 yr); 12.8 (2.5 yr); 13.2 (3.5 yr); 13.7 (4.5 yr); 12.5 (5.5 yr); 12.1 (6.5 yr); 12.6 (>7.5 yr) | average body weights at various ages | kg | Male | Both Adults and Juveniles | 8 - 76/age | King and Knox counties | Exposure Factor Datasets | 0.5 - >7.5 yr |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | grasses (81.6%); persimmon (3.7%); unidentified seeds (5.2%); other plant material (44.9%); grasshoppers (11.8%); beetles (12.5%); chicken (2.2%); other birds (3.7%); cottontail (13.9%); pocket gopher (5.9%); cotton rat (14.7%); wood rat (2.2%); pine vole (2.2%); coyote (28.7%); cattle (33.8%) | % frequency of occurrence in stomach contents | % | Not Reported | Not Reported | 136 | Cleveland, Grady and McClain Counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Longevity | 15 | maximum lifespan | yrs | Male | Adult | 1 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | lagomorphs (27 - 54%); woodrat (5-21%); cotton rat (0-40%); small rodents (4-12%); deer (4-19%); other prey (8 - 22%) | range of percent distribution of prey items over 8 yrs | % | Not Reported | Not Reported | 2335 scats | Webb County | 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 | 10.4 | kg | Male | Pup | 28 | Naval Petroleum Reserves (elev., 88 - 473 m) | Exposure Factor Datasets | <1yr | Kern | 0.2 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | voles (79.4%); deer mice (4.7%); other rodents (7.9%); deer (9.8%); pronghorn (1.6%); other ungulates (5.4%); lagomorphs (1.6%); other mammals (1.9%); birds and eggs (6.6%); seeds and fruit (1.0%); insects (2.2%); unknown (3.8%) | % frequency of occurrence of items in scats | % | Not Reported | Not Reported | 315 | National Bison Range (elev., 696-1361 m) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | poultry (34%); persimmons (23%); insects (11%); rodents (9%); songbirds (8%); cattle (7%); rabbits (7%); deer (5%); woodchucks (4%); goats (4%); watermelons (4%) | % occurrence of 11 most common items in stomach contents | % | Not Reported | Both Adults and Juveniles | 168 | Ozarks, Ouachitas, Coastal Plain and Delta | Exposure Factor Datasets |
Kit Fox (Vulpes macrotis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 12.3 | home range as calculated with the grid-cell method | km2 | Male | Adult | 4 foxes | 7.5 km NW Tonopah | Exposure Factor Datasets | 1.0 SE |
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 | |
Food Ingestion Rate | 101 | 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 | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 86.2 | g | Female | Juvenile | 1 | captured at Delta, Manitoba, Canada | Exposure Factor Datasets | 5 wks | Laboratory | |
Body Weight - Mean | 178.6 | g | Female | Adult | 1 | captured at Delta, Manitoba, Canada | Exposure Factor Datasets | Laboratory | ||
Growth Rate | see citation | figure of body weight (g) vs estimated age (d) | g/d | Both Male and Female | Juvenile | 7 | captured at Delta, Manitoba, Canada | Exposure Factor Datasets | 35 - 100 d | Laboratory |
Age at Sexual Maturity | d | Male | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 153 | g | Female | Adult | Not Reported | captured in White Pine County, NV | Exposure Factor Datasets | 3 SD | Laboratory | |
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 |
Metabolic Rate | 0.84 | standard metabolic rate at 32C, determined from oxygen consumption | kcal/hr | Female | Adult | 4 | captured in White Pine County, NV | Exposure Factor Datasets | 0.12 SD | Laboratory |
Surface Area | SA = 6.04W^0.73 | equation relating surface area (SA, cm2) to body weight (W, g), estimated from skin area | cm2 | Not Reported | Adult | Not Reported | captured in White Pine County, NV | Exposure Factor Datasets | 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 | 4.38 | pups/litter | Female | Adult | 48 females | Exposure Factor Datasets | 2.38 SD | Laboratory | |
Clutch or Litter Size | 3.83 | pups/litter | Female | Juvenile | 29 females | Exposure Factor Datasets | 1.97 SD | Laboratory | |
Age at Fledging, Metamorphosis, Weaning | 8 | weeks | Both Male and Female | Pup | 2-12 litters | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 61.5 | second estrus | d | Both Male and Female | Embryo | 4 females | Exposure Factor Datasets | Laboratory | |
Time of Mating/ Laying | second half of May | second estrus | Both Male and Female | Adult | 4 females | Exposure Factor Datasets | Laboratory | ||
Time of Hatching or Parturition | second half of July | second estrus | Both Male and Female | 4 females | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Home Range | 2.7 | km2 | Both Male and Female | Juvenile | 8 animals | Alberta 49 deg. N, 112 deg. 45' W | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Hatching or Parturition | review | Both Male and Female | Neonate | Not Reported | Exposure Factor Datasets | |
Clutch or Litter Size | review | Female | Adult | Not Reported | Exposure Factor Datasets | |
Food Ingestion Rate | review | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 142 | calculated basal metabolic rate | kcal/d | Male | Adult | 5 | Delta Marsh Mannitoba | Exposure Factor Datasets | CANADA | 5 SE |
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 |
Body Weight - Mean | 3063 | without fur | g | Female | Not Reported | 2 females | Manitoba; Ontario | Exposure Factor Datasets | CANADA |
Sea Otter (Enhydra lutris)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Home Range | 78.0 | ha | Male | Adult | 5 | Central coast | Exposure Factor Datasets | 7.2 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 234 | Daily total energy consumption | Kcal/kg-d | Both Male and Female | Adult | 5 | Exposure Factor Datasets | 19 SE | Laboratory | |
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 | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | clams (34-61%), mussels (7-20%), crabs (2-11%), other invertebrates (4-5%), unknown prey (12-33%) | relative occurences of prey items in diet, based on observation (range crosses three locations) | Not Reported | Adult | 752-833 foraging dives/site | Prince William Sound | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 4.04 | kg/d | Female | Adult | 1 | Exposure Factor Datasets | Laboratory | ||
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 | ||
Age at Sexual Maturity | 4 | yr | Female | Juvenile | Not Reported | Amchitka Island | Exposure Factor Datasets |
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 |
Population Density | 150 | population density for resident and non-resident animals (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 | 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 | |
Survival/ Mortality | 0.58 | pup survival rate to weaning | Not Reported | Juvenile | 19 animals | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Population Density | 54 | population density, 1975 - 1977 | Animals per study area | Both Male and Female | Both Adults and Juveniles | 54 | Monterey, CA | Exposure Factor Datasets | Monterey |
California Sea Lion (Zalophus californianus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | range of mean weights taken over 5 yrs at 2 sites | kg | Male | Pup | 51 - 136/yr | San Miguel and San Clemente Islands | Exposure Factor Datasets | 4 mo |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | 19.3 | % | Female | Pup | 1 | San Nicolas Island [lat., 33^oW; long., 119^oW] | Exposure Factor Datasets | 3 mo | ||
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 |
Food Ingestion Rate | daily energy intake estimated from milk intake; range of means for 2 yrs | kcal/d | Male | Pup | 5-9/yr | San Nicolas Island [lat., 33^oW; long., 119^oW] | Exposure Factor Datasets | 1 mo |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|---|
Growth Rate | 0.125 | post el Nino 1984 | kg/d | Not Reported | Pup | 32 | San Nicolas Island | Exposure Factor Datasets | 0-2 months | 0.007SE |
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 |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 9.12 | kg | Female | Pup | 4 | San Nicolas Island | Exposure Factor Datasets | 30 d | 0.128 SE | |
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 |
Growth Rate | 95.0 | daily weight gain during 1st mo of life | g/d | Female | Pup | 4 | San Nicolas Island | Exposure Factor Datasets | 5-30 d | 11.75 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | 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 | |
Territory Size | 130 | territory size during breeding | m2 | Male | Adult | 20 territories | 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 | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|
Body Weight - Mean | kg | Female | Juvenile | 2 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutches or Litters per year | range of fecundity over 4 yrs; peak pup/peak female counts | pups/female/yr | Female | Adult | 4360-6952 pups | San Nicolas Island | Exposure Factor Datasets |
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 |
---|---|---|---|---|---|---|---|---|---|---|
Home Range | 200 | denning range (area enclosing occupied den sites) | ha | Both Male and Female | Adult | 16 foxes | Rand Open Area and Desert Tortoise Research Natural Area | Exposure Factor Datasets | Kern | |
Time of Mating/ Laying | January | based on reproductive condition of adults at time of capture | Both Male and Female | Adult | Not Reported | Rand Open Area and Desert Tortoise Research Natural Area | Exposure Factor Datasets | Kern | ||
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 |
---|---|---|---|---|---|---|---|---|
Home Range | approximate range of individual foxes | mi2 | Both Male and Female | Adult | 12 foxes | Buena Vista Valley | Exposure Factor Datasets | Kern |
Body Weight - Mean | range of monthly averages (Jan.-Dec.) | lbs | Male | Adult | 1-4 foxes/month | Buena Vista Valley | Exposure Factor Datasets | Kern |
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 Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Time of Hatching or Parturition | early February | Female | Adult | Not Reported | Elk Hills Naval and Buena Vista Petroleum Reserves | Exposure Factor Datasets | Kern | ||
Clutch or Litter Size | 4.1 | mean litter size | pups | Female | Adult | Not Reported | Elk Hills Naval and Buena Vista Petroleum Reserves | Exposure Factor Datasets | Kern |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Survival/ Mortality | 79.8 | mean annual mortality rate over 13 years | % | Not Reported | Juvenile | 177 foxes | Naval Petroleum Reserves in California | Exposure Factor Datasets | Kern | 4.5 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Home Range | 4.3 | average home range | km2 | Both Male and Female | Both Adults and Juveniles | Not Reported | Naval Petroleum Reserves in California, Bakersfield | 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 |
Kit Fox (Vulpes macrotis ssp. nevadensis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 3.6 | pairs/square mile | Both Male and Female | Adult | 9 individuals | Tooele County, west. UT, elev. 4300-4800 ft | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 4.55 | mean body weight | lbs | Male | Adult | 10 | Tooele County, west. UT | 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 |