Both Male and Female
Mallard duck (Anas platyrhynchos)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 574.7-1182.8 g/wk | range of mean food consumption over the breeding period | Both Male and Female | Adult | 90 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|
Dietary Composition | flora (50.6%), fauna (49.4%) | Both Male and Female | Juvenile | 94 | Bear River Migratory Bird Refuge | Exposure Factor Datasets | 19-25 d |
Dietary Composition | flora (71%), fauna (29%) | Both Male and Female | Juvenile | 94 | Bear River Migratory Bird Refuge | Exposure Factor Datasets | 26-35 d |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|
Population Density | 3.62 | breeding pairs/km2 | Both Male and Female | Adult | Not Reported | Koenig study area | Exposure Factor Datasets | during breeding season |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 80 | resting heat production | kcal/kg/day | Both Male and Female | Adult | 3 birds/treatment | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 314,712 | mean number of ducks counted in U.S. Fish and Wildlife Service mid-winter inventories 1978-1987 | Both Male and Female | Both Adults and Juveniles | Not Reported | Sacramento Valley | 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 | vertebrate (86.7%), invertebrate (13.3%) | diet composition by percent biomass in pellets | Both Male and Female | Adult | pellets 5,559 | Columbia Basin | Exposure Factor Datasets |
Dietary Composition | vertebrate (89.9%), invertebrate (10.1%) | diet composition by percent biomass in pellets | Both Male and Female | Adult | 769 pellets | Columbia Basin | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | mammals (31.4%), birds (5.9%), insects (28.6%), vegetation (61.0%) | mean percent occurrence in pellets | Both Male and Female | Not Reported | 608 pellets | Oakland Airport | Exposure Factor Datasets |
Dietary Composition | mammals (41.2%), birds (2.0%), insects (23.3%), vegetation (55.5%) | mean percent occurrence in pellets | Both Male and Female | Not Reported | 366 pellets | Oakland Airport | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Population Density | nesting density based on nearest-neighbor test | pairs/km2 | Both Male and Female | Adult | 23-29 pairs | Mapimf Biosphere Reserve, Durango (1,000-1,350 m) | Exposure Factor Datasets | MEXICO | |
Fledging or Weaning Rate | 1.91 | fledglings/successful nest | Both Male and Female | Adult | 52 nests | Mapimf Biosphere Reserve, Durango (1,000-1,350 m) | Exposure Factor Datasets | MEXICO |
Pallid Bat (Antrozous pallidus)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Dietary Composition | Review | Both Male and Female | Not Reported | Not Reported | Exposure Factor Datasets | |
Clutch or Litter Size | Review | Both Male and Female | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | total extractable lipids in carcass | % | Both Male and Female | Adult | 4 bats | near cities | Exposure Factor Datasets | MEXICO |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Hatching or Parturition | late May through June | time of parturition through time when young begin to fly | Both Male and Female | Adult | Not Reported | Camp Verde, Yavapai County | Exposure Factor Datasets |
Desert Tortoise (Gopherus agassizi)
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 | 38 - 112 animals/site | Western and Eastern Mojave, Sinaloan and Sonoran deserts | Exposure Factor Datasets | 4-8 yrs |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | #/km2 | Both Male and Female | Both Adults and Juveniles | 2 yrs | western Mojave desert, Fremont Peak | Exposure Factor Datasets | ||
Survival/ Mortality | 4.8 | annual mortality rate for subadults and adults between 1973 and 1985 | %/yr | Both Male and Female | Both Adults and Juveniles | Not Reported | western Mojave desert, Fremont Peak | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|---|
Growth Rate | PL(mm) = 7.25(Age) + 50.1 | linear regression equation relating plastron length (PL; 48-221 mm) to Age (1-26 yrs) | Both Male and Female | Both Adults and Juveniles | 15 animals; repeated measurements | Rock Valley, Nye County (elev., 1020m) | Exposure Factor Datasets | 0-26 yrs |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | July - Oct. | mating | Both Male and Female | Adult | Not Reported | Fenner Valley, Goffs (elev., 732m) | Exposure Factor Datasets | San Bernardino |
Kit Fox (Vulpes macrotis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 4 | mean number of pairs on study area | pairs/207 km^2 | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | |
Population Density | 1 | mean animal density in study area | adult/12.9 km^2 | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
Western Fence Lizard (Sceloporus occidentalis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.185 | resting metabolic rate at 35C, 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 | 0.015SE |
Metabolic Rate | 0.192 | resting metabolic rate at 35C, estimated as carbon dioxide production rate | ml CO2/g/hr | Both Male and Female | Adult | 19 | Ecology Research Area, University of California, Los Angeles | Exposure Factor Datasets | reproductively inactive | 0.017SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | SCW = 0.46(BW)^0.63 | equation relating stomach content fresh weight (SCW; mg) to body weight (BW; g) | mg | Both Male and Female | Not Reported | 920 animals | yellow pine forest (elev., 1500m) and valley grassland (elev., 150m), central Sierra Nevada | Exposure Factor Datasets |
Food Ingestion Rate | 127 | estimated average stomach content fresh weight in 5 g lizard | mg | Both Male and Female | Not Reported | Not Reported | central Sierra Nevada (elev., 150m and 1500m) | Exposure Factor Datasets |
Light-footed Clapper Rail (Rallus longirostris ssp. levipes)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Home Range | 0.81 | mean home range size of radiotagged and untagged birds | ha | Both Male and Female | Adult | 9 radiotagged birds | upper Newport Bay | Exposure Factor Datasets | Orange |
Boreal Toad (Anaxyrus boreas ssp. boreas formerly Bufo boreas ssp. boreas)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 40.2 | g | Both Male and Female | Adult | 50 | East River Valley, Gothic, Gunnison county (elev., 3000 - 3355m) | Exposure Factor Datasets | 5.62 SE | ||
Metabolic Rate | log SMR = -2.23 + 0.037(T) | equation relating standard metabolic rate (SMR; cm3 O2/g/hr), measured as oxygen consumption, to body temperature (T, 10-30C) on animals captured no more than a week before testing | cm3 O2/g/hr | Both Male and Female | Adult | 30 | captured at East River Valley, Gothic, Gunnison county (elev., 3000 - 3355m) | Exposure Factor Datasets | Laboratory |
Merriam's Kangaroo Rat (Dipodomys merriami)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 7.8 | #/ha | Both Male and Female | Not Reported | 782 | Cave Creek Bajada, Cochise County (elev., 1330 m) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 29 | #/ha | Both Male and Female | Not Reported | Not Reported | Jacumba (elev., 988 m) | Exposure Factor Datasets | |
Survival/ Mortality | 85.1 | average monthly survival | %/mo | Both Male and Female | Not Reported | 220 | Jacumba (elev., 988 m) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | see citation | figure of seasonal changes in mean body weight | g | Both Male and Female | Adult | 2-96/mo | Las Vegas Valley, Clark County (elev., 2500 ft) | Exposure Factor Datasets |
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | d | Both Male and Female | Juvenile | 34 | captured at Indian Cove, Joshua Tree National Monument | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 7.93 | mean density | #/ha | Both Male and Female | Both Adults and Juveniles | 968 | Portal, Cochise County (elev. 1330 m) | Exposure Factor Datasets |
Killdeer (Charadrius vociferus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 30.2 | estimated breeding density in bare cultivated field habitat (43 ha) | pairs/100 ha | Both Male and Female | Adult | Not Reported | St. Paul Campus, Univ. of MN | Exposure Factor Datasets |
Population Density | 14.3 | estimated breeding density in planted field habitat (14 ha) | pairs/100 ha | Both Male and Female | Adult | Not Reported | St. Paul Campus, Univ. of MN | Exposure Factor Datasets |
Desert Sideblotched Lizard (Uta stansburiana ssp. stejnegeri)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 50.2 | #/ha | Both Male and Female | Both Adults and Juveniles | 45 marked lizards | Dona Ana county [lat., 31^o47'10" N; long., 106^o35'05"W], (elev., 1250m) | Exposure Factor Datasets |
Mourning Dove (Zenaida macroura)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Longevity | 1.53 | mean life span | yr | Both Male and Female | Adult | 725 birds | Berkeley | Exposure Factor Datasets | Contra Costa | 0.19 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 14-15 | incubation period | d | Both Male and Female | Embryo | Not Reported | Gray Lodge State Refuge | Exposure Factor Datasets | Butte |
Time of Nesting | mid-March to September 20 | nesting season duration (peaks in July) | Both Male and Female | Adult | Not Reported | Gray Lodge State Refuge | Exposure Factor Datasets | Butte |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 0.8 | mean number of young fledged per nesting attempt | Both Male and Female | Fledgling | 123 nests | Rufus Woods Lake area | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 7.04 | mean body weight | g | Both Male and Female | Hatchling | 28 nestlings | Fremont and Waterloo areas | Exposure Factor Datasets | day of hatch |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 3.3 | mean breeding density | Both Male and Female | Adult | ten 100 ac plots | southwest and northeast areas | Exposure Factor Datasets |
Island Night Lizard (Xantusia riversiana)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | 17.2 | m2 | Both Male and Female | Adult | 6 | Santa Barbara Island | Exposure Factor Datasets |
Pacific Treefrog (Pseudacris regilla formerly Hyla regilla)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | Collembola (1.4%); Lepidoptera larvae (4.1%); Hymenoptera (4.1%); Diptera adult (8.1%); Diptera larvae (1.4%); Coleoptera adults (14.9%); Coleoptera larvae (4.1%); Plecoptera (2.7%); Hemiptera (6.8%); Aranea (6.8%); Acarina (1.4%) | % frogs in which each item occurred in stomach contents | % | Both Male and Female | Not Reported | 74 | Eureka | Exposure Factor Datasets | Humboldt |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | May - Aug. | time of breeding | Both Male and Female | Adult | Not Reported | South Fork Eel River, Branscomb [lat., 39^o44' N; long., 123^o39'W] | Exposure Factor Datasets |
Brush Rabbit (Sylvilagus bachmani)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Jan. - May | time of mating | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Alameda, Contra Costa, Lake, Marin, Napa | ||
Body Weight - Mean | weight just prior to birth | g | Both Male and Female | Embryo | Not Reported | Exposure Factor Datasets | Alameda, Contra Costa, Lake, Marin, Napa |
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 |
California Brown Pelican (Pelecanus occidentalis ssp. californicus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Time of Migration or Dispersal | early to mid-summer | time of northward movement from southern breeding areas | Both Male and Female | Both Adults and Juveniles | 3 years | northern and central coast | Exposure Factor Datasets | ||
Population Density | 0.23 | mean density at sea off central and northern coast | birds/km^2 | Both Male and Female | Both Adults and Juveniles | 3 years | central and northern coast | Exposure Factor Datasets | 0.23 SE |
California Ground Squirrel (Spermophilus beecheyi)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Feb.-Mar. | breeding | Both Male and Female | Adult | Not Reported | Camp Ohlone, East Bay Regional Park District | Exposure Factor Datasets | Alameda |
California Sea Lion (Zalophus californianus)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 12,000 | g | Both Male and Female | Pup | 39 | captured at San Nicolas Island, CA | Exposure Factor Datasets | 3-5 wks | 231 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 321.4 | oxygen uptake at rectal temperature of 16.4C. | ml O2/min | Both Male and Female | Adult | 3 | Exposure Factor Datasets | 3-4 yrs | 23.7 SE | Laboratory |
Willow Flycatcher (Empidonax traillii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Hatching Success | 75% | hatching success among total eggs laid | Both Male and Female | Hatchling | 8 nests | Sierra National Forest | Exposure Factor Datasets | Fresno |
California Vole (Microtus californicus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Population Density | range in mean density for 2 yr | #/ha | Both Male and Female | Adult | Richmond Field Station | Exposure Factor Datasets | Contra Costa |
Eastern Garter Snake (Thamnophis sirtalis ssp. sirtalis)
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 | 20 | captured at Miami, Florida | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.42 | estimated from changes in body composition | cal/g/d | Both Male and Female | Not Reported | 13 | captured in Portage County, WI | Exposure Factor Datasets | hibernating | Laboratory |
Western Snowy Plover (Charadrius nivosus ssp. nivosus formerly Charadrius alexandrinus ssp. nivosus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Longevity | 2.7 | mean life expectancy for an adult plover, based on survival estimate | yr | Both Male and Female | Adult | 361 birds captured over 3 yrs | Great Salt Lake | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Survival/ Mortality | 0.743 | minimum annual survival rate of marked individuals (2 years and both sexes pooled) | Both Male and Female | Adult | 101 birds | Monterey Bay | Exposure Factor Datasets | Monterey |
San Joaquin Antelope Squirrel (Ammospermophilus nelsoni)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Population Density | #/ha | Both Male and Female | Both Adults and Juveniles | Not Reported | Elkhorn Plain Ecological Reserve | Exposure Factor Datasets | San Luis Obispo |
Fresno Kangaroo Rat (Dipodomys nitratoides ssp. exilis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 2.2 | g | Both Male and Female | Neonate | 7 | adults captured near Fresno | Exposure Factor Datasets | at birth | 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 | 36.1 | average density over 19 mo study | #/ha | Both Male and Female | Not Reported | 125 | Lake Mathews [lat., 33^o50'N; long., 117^o27'30"W] | Exposure Factor Datasets | Riverside |
Great Horned Owl (Bubo virginianus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | averages of food amounts eaten per day | g | Both Male and Female | Not Reported | 2 birds | Exposure Factor Datasets | captive | Laboratory |
Coyote (Canis latrans)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | range across 4 yrs and 4 habitat types | km2 | Both Male and Female | Not Reported | 4 - 16/sample | 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 | 163.5 | field metabolic rate estimated as 3 times basal metabolic rate | kcal/kg | Both Male and Female | Adult | 4 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Jan. - Apr. | breeding | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | range of daily dry matter intake per unit metabolic weight (g food/body weight^0.75) for deer, hare or mice diets | g/kg/d | Both Male and Female | Juvenile | 4 | captured in Aroostook County, ME | Exposure Factor Datasets | 9 mo | Laboratory |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 461 | g | Both Male and Female | Juvenile | 6 | Exposure Factor Datasets | 10d | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Dietary Composition | see citation | figure of monthly average volume (%) of food items in scats during 2 summers | Both Male and Female | Not Reported | 666 scat samples | Gaspesie Conservation Park and Chic-Chocs Game Reserve [lat., 49^o00N'; long., 66^o00' W] | Exposure Factor Datasets | CANADA |
Loggerhead Shrike (Lanius ludovicianus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Survival/ Mortality | 0.47 | annual adult survival (based on reoccupancy rate from the previous year), over 3 years | Both Male and Female | Adult | 16-37 territories/year | southern Minnesota | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Territory Size | 8.35 | mean territory size in pasture habitat | ha | Both Male and Female | Adult | 6 territories | Archbold Biological Station near Lake Placid | Exposure Factor Datasets | 0.66 SD |
Striped Skunk (Mephitis mephitis)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | days | Both Male and Female | Embryo | 59 females | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Mating/ Laying | Feb/Mar | Both Male and Female | Adult | 19 | Exposure Factor Datasets |
Song Sparrow (Melospiza melodia)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Molt | 9 August-10 November | includes prebasic molt | Both Male and Female | Not Reported | about 10 | Rockefeller University field research center | Exposure Factor Datasets |
Ensatina (Ensatina eschscholtzii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | Crustacea (1); Arachnida (19); Diplopoda (5); Chilopoda (3); Hexapoda (32) | number of each item in stomach contents | Both Male and Female | Both Adults and Juveniles | 21 | 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. sonoriensis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 2.25 | resting oxygen consumption rate at 25C | cc O2/g/hr | Both Male and Female | Not Reported | 9 | Exposure Factor Datasets | 0.04 SE | 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 | 7.9 | average long term metabolic rate, assessed overnight | cc O2/g/h | Both Male and Female | Not Reported | 20 | collected 5 km east of Chico, Butte County, CA | Exposure Factor Datasets | 0.139 SD | Laboratory |
Song Sparrow (Melospiza melodia), Suisun Song Sparrow (Melospiza melodia ssp. maxillaris), San Pablo Song Sparrow (Melospiza melodia ssp. samuelis)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|
Population Density | see table 1 | Both Male and Female | Adult | 64 sites | San Francisco Bay region | Exposure Factor Datasets | Alameda, Contra Costa | breeding |
Peregrine Falcon (Falco peregrinus)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|
Time of Fledging or Metamorphosis | May - June | Both Male and Female | Hatchling | 3 breeding pairs | Ojo de Liebre Lagoon, Baja California | Exposure Factor Datasets | MEXICO |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Survival/ Mortality | 16 | average maximum loss rate; estimated by number of individuals returning to nest in 2 successive yrs | % | Both Male and Female | Adult | 23 - 34 cases | 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 |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 14 | average % of their body mass in frogs ingested per day, estimated from field metabolic rate | % | Both Male and Female | Adult | 72 | Eagle Lake (elev., 1800 m) | Exposure Factor Datasets | Lassen |
Southwestern Willow Flycatcher (Empidonax traillii ssp. extimus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Fledging or Metamorphosis | June 29 (earliest fledging) - July 13 (latest fledging) | dates of earlies and latest recording fledging | Both Male and Female | Fledgling | 17 nest attempts (in 5 sample years) | Colorado River | Exposure Factor Datasets |
Northern Flicker (Colaptes auratus)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Fledging or Metamorphosis | mid-June to late July | Both Male and Female | Juvenile | 40 pairs | near New Concord | Exposure Factor Datasets |
Deer Mouse (Peromyscus maniculatus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | ANIMAL MATTER: Coleoptera adults (9.8); Coleoptera larvae (1.1); Grasshoppers (7.7); Leaf hoppers (1.7); Lepidoptera adults (1.3); Lepidoptera larvae (1.0); Spiders (2.4); PLANT MATTER: Seeds (47.8); Total forbs (4.8) - Kochia scoparia (3.1); Total grasses and sedges (4.3); Total shrubs (0.9). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 102 | Pawnee National Grassland | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | arthropods (52.1-75.0%), seeds (34.5-9.1%), grasses (2.1-0.7%), forbs (4.1-11.0%), shrubs (2.6-2.0%), algae (1.4-0.9%), fungi (2.9-1.6%) | relative amounts of food types in diet for two consecutive years | Both Male and Female | Both Adults and Juveniles | 192 | southeastern Carter county | Exposure Factor Datasets |
American Kestrel (Falco sparverius)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | d | Both Male and Female | Fledgling | Not Reported | Sagehen Creek Field Station | Exposure Factor Datasets | Nevada, Sierra |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 5.0 | three year mean fledging rate | number of fledglings per nest | Both Male and Female | Fledgling | 28 pairs | rural and urban lands | Exposure Factor Datasets | Breeding |
Sea Otter (Enhydra lutris)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 24.3 | combined male and female weights | kg | Both Male and Female | Adult | 5 | Exposure Factor Datasets | 1.5 SE | Laboratory | |
Food Ingestion Rate | 168 | Net metabolizable energy | Kcal/kg-d | Both Male and Female | Adult | 5 | Exposure Factor Datasets | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. bairdii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | 9.2 | fat as % of total body weight | % | Both Male and Female | Adult | 8 | Exposure Factor Datasets | summer-acclimatized | Laboratory |
Bullfrog (Lithobates catesbeianus formerly Rana catesbeiana)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Fledging or Metamorphosis | Review | Both Male and Female | Tadpole | Not Reported | Exposure Factor Datasets |
San Joaquin Kit Fox (Vulpes macrotis ssp. mutica)
Exposure Endpoint Type | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Survival/ Mortality | Survival rates of radiocollared foxes for 1990, 1991 | Both Male and Female | Both Adults and Juveniles | 57 foxes | extreme southern San Joaquin Valley | Exposure Factor Datasets | Kern |
Western Meadowlark (Sturnella neglecta)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range of mean breeding bird densities on three grassland-sagebrush sites (over two years) | territories/16 ha | Both Male and Female | Adult | 3 sites | Wasatch National Forest | Exposure Factor Datasets |
Northern Red-legged Frog (Rana aurora) formerly Rana aurora ssp. aurora
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Age at Sexual Maturity | 2 | yr | Both Male and Female | Adult | Not Reported | Corvallis | Exposure Factor Datasets |
Desert Iguana (Dipsosaurus dorsalis)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Population Density | range over 3 yrs at 3 sites | #/ha | Both Male and Female | Adult | 96 marked lizards | Coachella Valley | Exposure Factor Datasets | Riverside |
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. - June | time of breeding | Both Male and Female | Adult | Not Reported | Pixley National Wildlife Refuge, Delano and Kettleman Hills | Exposure Factor Datasets | Kern, Kings, Tulare |