Both Male and Female
California Sea Lion (Zalophus californianus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | see citation | maps of sea lion densities | #/km2 | Both Male and Female | Both Adults and Juveniles | Not Reported | southern California Bight | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | range of mean field metabolic rates estimated by oxygen consumption using direct respirometry and doubly labelled water methods; exercise regime used to simulate swimming | ml O2/min/kg | Both Male and Female | Juvenile | 6 | Exposure Factor Datasets | 1 yr | Laboratory |
California Newt (Taricha torosa)
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 |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Dec. - Feb. | time of breeding | Both Male and Female | Adult | Not Reported | Palo Alto | Exposure Factor Datasets |
Alameda Song Sparrow (Melospiza melodia ssp. pusillula)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|---|---|
Population Density | 20.5-41.0 (salt marsh), 9.9-20.5 (alterned salt marsh), 5.9-11 (fringe vegetation) | breeding population densities | pairs/ha | Both Male and Female | Adult | 27 sample areas | Suisun Bay; San Francisco Bay; San Pablo Bay | Exposure Factor Datasets | Contra Costa | breeding |
San Joaquin Antelope Squirrel (Ammospermophilus nelsoni)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Mating/ Laying | review | Both Male and Female | Both Adults and Juveniles | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Home Range | 10.81 | minimum convex polygon estimate, corrected for sample size bias, based on radiotelemetry and mark-release trapping | ha | Both Male and Female | Both Adults and Juveniles | 15 | Elkhorn Plain Ecological Reserve | Exposure Factor Datasets | San Luis Obispo | 12.53 SD |
Coyote (Canis latrans)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | wks | Both Male and Female | Juvenile | 4 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Age at Sexual Maturity | 1 | yr | Both Male and Female | Adult | Not Reported | Rochester, Alberta | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Migration or Dispersal | Oct. - Jan. | Both Male and Female | Both Adults and Juveniles | 13 | Pinon Canyon Maneuver Site, Trinidad (elev., 1310-1740 m) | Exposure Factor Datasets |
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 | Countries | Error |
---|---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | 16.8 | % | Both Male and Female | Both Adults and Juveniles | Not Reported | Quebec | Exposure Factor Datasets | CANADA | 1.8 |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 274 | g | Both Male and Female | Neonate | 6 | Exposure Factor Datasets | 0d | Laboratory |
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 |
Song Sparrow (Melospiza melodia)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Survival/ Mortality | 73 | survival; no suppl. food; survival fledgling to independence | % | Both Male and Female | Fledgling | 29 pairs without suppl. food | Mandarte island | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutches or Litters per year | 2 | clutches/year | Both Male and Female | Adult | about 5 each | Rockefeller University field research center | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 3.58; 3.42 | Both Male and Female | Adult | 140; 89 | Mandarte Island | Exposure Factor Datasets | CANADA | 0.1; 0.19 |
Deer Mouse (Peromyscus maniculatus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 0.28 | mean density | #/ha | Both Male and Female | Both Adults and Juveniles | 74 | Portal, Cochise County (elev. 1330 m) | Exposure Factor Datasets |
Body Weight - Mean | 21.4 | g | Both Male and Female | Both Adults and Juveniles | 74 | Portal, Cochise County (elev. 1330m) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | ANIMAL MATTER: Coleoptera adults (10.9); Coleoptera larvae (24.4); Grasshoppers (2.6); Leaf hoppers (0.1); Lepidoptera adults (2.1); Lepidoptera larvae (17.6); Spiders (2.8); PLANT MATTER: Seeds (11.4); Total forbs (9.5) - Kochia scoparia (3.6); Total grasses and sedges (1.7); Total shrubs (1.7). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 123 | Pawnee National Grassland | Exposure Factor Datasets |
Dietary Composition | ANIMAL MATTER: Coleoptera adults (10.8); Coleoptera larvae (1.4); Grasshoppers (5.7); Leaf hoppers (3.4); Lepidoptera adults (4.4); Lepidoptera larvae (1.3); Spiders (2.5); PLANT MATTER: Seeds (40.3); Total forbs (10.4) - Kochia scoparia (6.7); Total grasses and sedges (3.5); Total shrubs (1.1). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 92 | Pawnee National Grassland | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Condition | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | 22.8 | calculated median age at weaning for wild populations. | d | Both Male and Female | Juvenile | Not Reported | Pinawa, Manitoba | Exposure Factor Datasets | Weaning | CANADA | 6.8 SD | |
Survival/ Mortality | 0.046 | daily mortality rate for mice <90 days; author's estimate from regression of log numbers against age. | /d | Both Male and Female | Both Adults and Juveniles | Not Reported | Pinawa, Manitoba | Exposure Factor Datasets | <90 d | CANADA |
Deer Mouse (Peromyscus maniculatus ssp. bairdii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Growth Rate | see citation | figure of body weights at different ages | Both Male and Female | Both Adults and Juveniles | Not Reported | Exposure Factor Datasets | 0 - 40 wks | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 20.9 | g | Both Male and Female | Adult | 8 | Exposure Factor Datasets | summer-acclimatized | 1.60 SE | Laboratory | |
Body Weight - Mean | 20.8 | g | Both Male and Female | Adult | 8 | Exposure Factor Datasets | winter-acclimatized | 1.24 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 5.0 | "not high" temperature group | #/litter | Both Male and Female | Neonate | 150 | captured pregnant mice in spring at Ann Arbor, MI | Exposure Factor Datasets | 0 d | Laboratory |
Clutch or Litter Size | 5.6 | "not high" temperature group | #/litter | Both Male and Female | Neonate | 98 | captured pregnant mice during fall at Ann Arbor, MI | Exposure Factor Datasets | 0 d | Laboratory |
Striped Skunk (Mephitis mephitis)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Population Density | review | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
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 | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | see citation | stomach contents and fecal analysis | Both Male and Female | Adult | 149; 20 | Exposure Factor Datasets |
Mourning Dove (Zenaida macroura)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Survival/ Mortality | 86% | estimated mortality rate in the first year, based on band returns | Both Male and Female | Juvenile | Not Reported | Texas A&M College campus | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 1.8 | mean number of young fledged per successful nest | Both Male and Female | Fledgling | 358 nests | Prairie Island Nuclear Generating Plant | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 90.3% | proportion of young fledged in successful nests | Both Male and Female | Adult | 123 nests | Rufus Woods Lake area | Exposure Factor Datasets |
Peregrine Falcon (Falco peregrinus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|
Dietary Composition | waterfowl (50%), shorebirds (10-12%), small gulls (10-15%), small land birds (20%), small mammals (2-3%) | dietary contribution of groups of species, by weight, based on collection of remains at nests | Both Male and Female | Adult, Chick | 329 prey items | Yukon River | Exposure Factor Datasets | breeding |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 2.6 | fledlings/pair | Both Male and Female | Fledgling | Not Reported | Exposure Factor Datasets | GERMANY |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | one bird/50 sq. km | estimated minimum density | Both Male and Female | Adult | 20 birds | near the Laguna Madre | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|
Time of Hatching or Parturition | Mar. - Apr. | Both Male and Female | Hatchling | 3 breeding pairs | Ojo de Liebre Lagoon, Baja California | Exposure Factor Datasets | MEXICO |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | range over 2 yrs | young/successful nest | Both Male and Female | Adult | 11 - 18 nests | Wager Bay, Northwest Territories | Exposure Factor Datasets | CANADA |
Western Meadowlark (Sturnella neglecta)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Hatching Success | 19/31 | proportion of successful nests (hatched at least one egg) in which entire clutch hatched | Both Male and Female | Adult | 41 nests | near Delta, Manitoba | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 6 | density of birds nesting and feeding in study area | birds per 50 acres | Both Male and Female | Adult | 6 | near Iowa Lakeside Laboratory | Exposure Factor Datasets |
Valley Garter Snake (Thamnophis sirtalis ssp. fitchi)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Growth Rate | 3.1 | average increase in % of mean body mass per day | % | Both Male and Female | Adult | 78 | Eagle Lake (elev., 1800 m) | Exposure Factor Datasets | Lassen |
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 |
Mallard duck (Anas platyrhynchos)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 32.4 | g | Both Male and Female | Hatchling | 36 | central North Dakota | Exposure Factor Datasets | 1 d | 2.4 SD |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|
Dietary Composition | flora (25.3%), fauna (74.7%) | Both Male and Female | Juvenile | 94 | Bear River Migratory Bird Refuge | Exposure Factor Datasets | 13-18 d |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 76.6 | nests/km2 | Both Male and Female | Adult | Not Reported | western edge of Edmunds Co., South Dakota | Exposure Factor Datasets |
American Kestrel (Falco sparverius)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Population Density | 115 | average density | individuals/100 mi | Both Male and Female | Both Adults and Juveniles | 205 obs. | agricultural lands | Exposure Factor Datasets | Colusa, Humboldt, Lake, Mendocino, Yolo | +/- 25 95% CI |
Population Density | 34 | average density | kestrels/100 mi | Both Male and Female | Both Adults and Juveniles | 135 obs. | coastal and coast range areas | Exposure Factor Datasets | Colusa, Humboldt, Lake, Mendocino, Yolo | +/- 11 95% CI |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Time of Fledging or Metamorphosis | July 29 | median fledging date | Both Male and Female | Fledgling | 27 pairs | Great Basin (elev. 1260-2340 m) | Exposure Factor Datasets | Lassen |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|
Population Density | 48 | individuals in 175 km2 | Both Male and Female | Both Adults and Juveniles | 1 study area | agricultural lands, woodlots, meadows | Exposure Factor Datasets | |
Population Density | 50 | individuals in 175 km2 | Both Male and Female | Adult | 1 study area | agricultural lands, woodlots, meadows | Exposure Factor Datasets | Breeding |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Nesting | May 20 to Jul 20 | period from earliest egg laying date to date of latest brood departure | Both Male and Female | Adult | 11 nests | Jackson Hole | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | body weight at hatch | g | Both Male and Female | Hatchling | Not Reported | Sagehen Creek Field Station | Exposure Factor Datasets | Nevada, Sierra |
Sea Otter (Enhydra lutris)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 5.6 | km^2 | Both Male and Female | Adult | 9 | Santa Cruz to San Luis Obispo | Exposure Factor Datasets | Residents | 1.9 SD |
Home Range | 3.7 | km^2 | Both Male and Female | Adult | 11 | Santa Cruz to San Luis Obispo | Exposure Factor Datasets | Residents | 3.1 SD |
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 |
Western Fence Lizard (Sceloporus occidentalis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Age at Sexual Maturity | 22-23 | mo | Both Male and Female | Adult | Not Reported | Hastings Reservation, Carmel Valley | Exposure Factor Datasets | Monterey |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.035 | resting metabolic rate at 18.5C, estimated as carbon dioxide production rate | ml CO2/g/hr | Both Male and Female | Adult | 11 | Ecology Research Area, University of California, Los Angeles | Exposure Factor Datasets | reproductively active | 0.002SE |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 53 | d | Both Male and Female | Embryo | Not Reported | yellow pine forest, central Sierra Nevada (elev., 2200m) | Exposure Factor Datasets |
Burrowing Owl (Athene cunicularia formerly Speotyto cunicularia)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | arthropods (92%), vertebrates (8%) | percent occurrence in diet based on pellet analysis | Both Male and Female | Not Reported | 5,559 pellets | Gilliam, Morrow, and Umatilla counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | mammals (18.9%), birds (3.9%), insects (29.9%), vegetation (71.3%) | mean percent occurrence in pellets | Both Male and Female | Not Reported | 209 pellets | Oakland Airport | Exposure Factor Datasets |
Time of Fledging or Metamorphosis | September | period by which fledging is complete | Both Male and Female | Adult | 18 birds | Oakland Airport | Exposure Factor Datasets |
Desert Tortoise (Gopherus agassizi)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Home Range | 19 | ha | Both Male and Female | Adult | 14 | Picacho Mountains, Pinal County | Exposure Factor Datasets | 4.6 SE |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|
Growth Rate | mean yearly growth rates using calculated carapace lengths over 4 yr intervals; range of 4 site-specific means | mm/yr | Both Male and Female | 33 - 101 animals/site | Western and Eastern Mojave, Sinaloan and Sonoran deserts | Exposure Factor Datasets | 0-4 yrs |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | minimum convex polygon home ranges determined from telemetered tortoises recaptured at least 17 times, corrected for # of sightings | ha | Both Male and Female | Not Reported | 15 animals | Desert Tortoise Conservation Center, Las Vegas (elev., 800 m) | Exposure Factor Datasets |
Pallid Bat (Antrozous pallidus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | range of mean daily intake of mealworms by captive bats | g/d | Both Male and Female | Adult | 3 bats | Exposure Factor Datasets | Laboratory |
San Joaquin Kit Fox (Vulpes macrotis ssp. mutica)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | Kangaroo rats (80.7%), rabbits (46.2%), squirrels (9.6%), cottontails (5.8%), pocket mouse (1.9%), unident. insects (59.6%), scorpions (17.3%), Jerusalem crickets (13.5%), insect larvae (11.5%), ants (9.6%), grasshoppers (5.8%), beetles (3.8%), spiders (1.9%) | frequency of occurrence in scat analyses | % | Both Male and Female | Not Reported | 52 scat groups | Exposure Factor Datasets | Kern |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|
Home Range | 6.13 | based on all observations of marked individuals | km2 | Both Male and Female | Adult | Exposure Factor Datasets | Kern | 0.45 SE |
California Clapper Rail (Rallus longirostris ssp. obsoletus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Population Density | 0.69 | mean breeding density based on rope drag and call count data | birds/ha | Both Male and Female | Adult | 55 ha | south San Francisco Bay - Ideal Marsh | Exposure Factor Datasets | Alameda |
Boreal Toad (Anaxyrus boreas ssp. boreas formerly Bufo boreas ssp. boreas)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Apr. - July | time of mating | Both Male and Female | Adult | Not Reported | ponds, Missoula and Ravalli counties | Exposure Factor Datasets |
Merriam's Kangaroo Rat (Dipodomys merriami)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Age at Sexual Maturity | <2 | age when reproductive activity observed | mo | Both Male and Female | Adult | 10 | 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 |
---|---|---|---|---|---|---|---|---|
Population Density | 6 | #/ha | Both Male and Female | Adult | Not Reported | Boyde Deep Canyon Reserve (elev., 300m) | Exposure Factor Datasets | Riverside |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Home Range | 0.243 | average range; estimated as enclosed space occupied by used traps plus one-half distance to closest unused trap | acres | Both Male and Female | Juvenile | 14 | Santa Rita Experimental Range, Tucson (elev., 3000 - 4500 ft) | Exposure Factor Datasets |
Killdeer (Charadrius vociferus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 31.3 | estimated breeding density in asphalt area habitat (32 ha) | pairs/100 ha | Both Male and Female | Adult | Not Reported | St. Paul Campus, Univ. of MN | Exposure Factor Datasets |
Sideblotched Lizard (Uta stansburiana)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Population Density | #/ha | Both Male and Female | Adult | Not Reported | Phoenix South Mountain, Maricopa county | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range of densities over 2 yrs | #/acre | Both Male and Female | Adult | Not Reported | Mesa County | Exposure Factor Datasets |
Blunt-nosed Leopard Lizard (Gambelia sila formerly Gambelia silus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Apr. - May | time of mating | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Kern, San Joaquin, San Luis Obispo, Tulare |
Island Night Lizard (Xantusia riversiana)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Longevity | 13.4 | estimated from largest lizard (snout-vent length, 102.5 mm)and known growth rates | yr | Both Male and Female | Adult | Not Reported | Santa Barbara Island | Exposure Factor Datasets |
Brush Rabbit (Sylvilagus bachmani)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Longevity | 3.5 | longest recorded life span | yr | Both Male and Female | Adult | Not Reported | Berkeley Hills | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Age at Sexual Maturity | maturity based on presence of adult pelage | mo | 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 | California Counties |
---|---|---|---|---|---|---|---|---|
Population Density | range over 2 yrs | #/ha | Both Male and Female | Adult | Not Reported | Camp Ohlone, East Bay Regional Park District | Exposure Factor Datasets | Alameda |
Willow Flycatcher (Empidonax traillii)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Territory Size | range of territory sizes during the breeding season | m^2 | Both Male and Female | Adult | 15 birds | Sierra National Forest | Exposure Factor Datasets | Fresno |
California Vole (Microtus californicus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties |
---|---|---|---|---|---|---|---|---|---|
Growth Rate | change in body weight; instantaneous rate based on Brody 1945 | %/d | Both Male and Female | Adult | Not Reported | Richmond field station; Russell Reservation | Exposure Factor Datasets | subadult | Contra Costa |
Red-sided Garter Snake (Thamnophis sirtalis ssp. parietalis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | see citation | figure of oxygen consumption at 5-27C | ml O2/g/hr | Both Male and Female | Not Reported | 60 | captured at Winnipeg, Manitoba | Exposure Factor Datasets | Laboratory |
Western Snowy Plover (Charadrius nivosus ssp. nivosus formerly Charadrius alexandrinus ssp. nivosus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Survival/ Mortality | 0.687 | estimated average annual adult survival probability (using Jolly-Seber model) | Both Male and Female | Adult | 361 birds captured over 3 yrs | Great Salt Lake | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 26.9 | incubation period | d | Both Male and Female | Embryo | 9 nests | Mono Lake (elev. 1,940 m) | Exposure Factor Datasets | Mono |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | April, May | months of peak nest initiation activity, 2 years | Both Male and Female | Adult | 2-15 nests/colony/year | coast | Exposure Factor Datasets |
Western Grebe (Aechmophorus occidentalis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Population Density | 2400 | annual number of individuals censused | birds/lake | Both Male and Female | Not Reported | 1 lake | Eagle Lake, 42 km NW of Susanville | Exposure Factor Datasets | Lassen |
Eastern Garter Snake (Thamnophis sirtalis ssp. sirtalis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 482 | #/48 acres | Both Male and Female | Both Adults and Juveniles | Not Reported | Washtenaw County | Exposure Factor Datasets |
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 | 26.2 | average density over 19 mo study | #/ha | Both Male and Female | Not Reported | 96 | Motte Rimrock Reserve [lat., 33^o47'30"N; long., 117^o15'W] | Exposure Factor Datasets | Riverside |
Loggerhead Shrike (Lanius ludovicianus)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Clutches or Litters per year | clutches/yr | Both Male and Female | Adult | 48 pairs | southern Minnesota | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutches or Litters per year | number of clutches laid per season per pair | clutches/pair | Both Male and Female | Adult | 10 pairs | Archbold Biological Station, Highlands County | Exposure Factor Datasets |
Northern Red-legged Frog (Rana aurora) formerly Rana aurora ssp. aurora
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 |
Ensatina (Ensatina eschscholtzii)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Body Weight - Mean | 1.60 | g | Both Male and Female | Juvenile | 37 | Portland, Multnomah County | Exposure Factor Datasets |
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. gambelii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 3.26 | resting oxygen consumption rate at 25C | cc O2/g/hr | Both Male and Female | Not Reported | 8 | Exposure Factor Datasets | 0.09 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 2.56 | mean basal metabolic rate | ccO2/g/h | Both Male and Female | Not Reported | 20 | collected 5 km east of Chico, Butte County, CA | Exposure Factor Datasets | 0.34 SD | Laboratory |
Southwestern Willow Flycatcher (Empidonax traillii ssp. extimus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 18% | percent of nests that fledged at least one young | % | Both Male and Female | Both Adults and Juveniles | 17 nest attempts (in 5 sample years) | Colorado River | Exposure Factor Datasets |
Northern Flicker (Colaptes auratus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Nesting | mid-April to early May | time of nest excavation starts | Both Male and Female | Adult | 40 pairs | near New Concord | Exposure Factor Datasets |
Bullfrog (Lithobates catesbeianus formerly Rana catesbeiana)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Dietary Composition | Review | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |