Both Male and Female
Audubon's Cottontail (Sylvilagus audubonii)
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 | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | Grasses, 20 species (0 - 22.2%); Forbs, 16 species (0 - 17.4%); Shrubs, 1 species (0.4 - 1.5%); Cactus, 1 species (0 - 0.1%) | range of % composition of species over 2 yrs; estimated as sum of all fragments per food species from all stomachs divided by sum of fragments from all stomachs | % | Both Male and Female | Both Adults and Juveniles | 18 - 30 | Fort Collins, Larimer County (elev. 1650-2200 m) | Exposure Factor Datasets |
Sea Otter (Enhydra lutris)
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 | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Water Ingestion Rate | 269 | mL/kg-d | Both Male and Female | Adult | 5 | Exposure Factor Datasets | 25 SE | Laboratory | ||
Water Ingestion Rate | 62 | Sea water ingestion rate | mL / kg-d | Both Male and Female | Adult | 5 | Exposure Factor Datasets | 27 SE | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | unidentifed crab (15.0%), pugettia (4.5%), cancer species (6.8%), unidentified abalone (0%), red abalone (0%), black abalone (0%), clam (0.8%), turbon snail (19.6%), kelp and holdfasts (0%), unidentifed (42.9%), mussel (0.8%), annelid (0%), limpet (0%), scallop (0%), octopus (0.8%), red urchin (6.0%), cucumaria (0%), purple urchin (2.3%), pisaster species (0.8%), barnacle (0%) | dietary composition for juveniles | % | Both Male and Female | Juvenile | 156 | Piedras Blancas | Exposure Factor Datasets |
Coyote (Canis latrans)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 1859 | g | Both Male and Female | Juvenile | 6 | Exposure Factor Datasets | 42d | Laboratory | |
Body Weight - Mean | 2724 | g | Both Male and Female | Juvenile | 6 | Exposure Factor Datasets | 56d | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
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 | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.0015 | basal metabolic rate at 22-26C estimated via oxygen consumption | watts/g | Both Male and Female | Not Reported | 3 | captured in Maricopa County, AZ | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Home Range | prior to dispersal | km2 | Both Male and Female | Juvenile | 50 | Aitkin and Itasca counties | Exposure Factor Datasets |
Mourning Dove (Zenaida macroura)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Time of Nesting | Mar-Sep | period from beginning to end of nesting | Both Male and Female | Adult | 335 nest attempts | near Bakersfield | Exposure Factor Datasets | Kern |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 64.5 | proportion of attempted nests that fledged at least one young | % | Both Male and Female | Adult | 220 nests | Gray Lodge State Refuge | Exposure Factor Datasets | Butte |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Survival/ Mortality | 58.5% | weighted mean annual mortality of banded doves | Both Male and Female | Juvenile | 1,179 birds | near Savage | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 250-330 | density of breeding pairs | pairs/220 acres | Both Male and Female | Adult | 220 acres | Lewis, Cass County | Exposure Factor Datasets |
Ensatina (Ensatina eschscholtzii)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Population Density | estimated maximum density | #/acre | Both Male and Female | Adult | 25 | Pinehurst Madrone Grove Park | Exposure Factor Datasets | Contra Costa |
Population Density | estimated maximum density | #/acre | Both Male and Female | Both Adults and Juveniles | Not Reported | Pinehurst Madrone Grove Park | Exposure Factor Datasets | Contra Costa |
Deer Mouse (Peromyscus maniculatus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|---|---|
Survival/ Mortality | 67 | survival of juveniles to an age of 4 wks | % | Both Male and Female | Juvenile | 19 - 23 litters | San Juan Mountains (elev., 3200 m) | Exposure Factor Datasets | 0 - 4 wks |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | ANIMAL MATTER: Coleoptera adults (11.0); Coleoptera larvae (3.6); Grasshoppers (6.4); Leaf hoppers (13.3); Lepidoptera adults (2.3); Lepidoptera larvae (19.4); Spiders (2.6); PLANT MATTER: Seeds (22.5); Total forbs (4.7) - Kochia scoparia (1.9); Total grasses and sedges (4.0); Total shrubs (3.8). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 108 | Pawnee National Grassland | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Mating/ Laying | Apr. - Dec. | Both Male and Female | Adult | Not Reported | Bass Lake (elev., 4500 ft.) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Condition | Error |
---|---|---|---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | 100% | g | Both Male and Female | Adult | 23 | Blue Lake, 75 long., 95 lat. |
Exposure Factor Datasets | 2 years | Alpine | Breeding | 0 |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | see citation | see citation for figure of absolute fat content in various breeding conditions | g | Both Male and Female | Adult | 6- 23 | Heart Lake Biology Station [lat., 61^oN; long., 117^oW] | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 2.70 | Mean measured as CO2 production at 24C, converted to O2 consumption by 0.8 R.Q. | ml 02/g/hr | Both Male and Female | Adult | 6 | Exposure Factor Datasets | Resting | 0.07 SE | Laboratory |
Deer Mouse (Peromyscus maniculatus ssp. nubiterrae)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 1.8 | g | Both Male and Female | Neonate | 80 | Exposure Factor Datasets | 0 d | 0.02 | Laboratory | |
Body Weight - Mean | 4.2 | g | Both Male and Female | Juvenile | 62 | Exposure Factor Datasets | 1 wk | 0.13 | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Torpor or Hibernation | winter | peak occurence of spontaneous torpor | Both Male and Female | Both Adults and Juveniles | 59 | Macon county, pine-hemlock forest | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range of mean yearly densities over 3 yrs | #/ha | Both Male and Female | Both Adults and Juveniles | Not Reported | Mountain Lake Biological Station, Giles County [lat., 37^010'N; long., 80^o30' W] | Exposure Factor Datasets |
San Pablo Song Sparrow (Melospiza melodia ssp. samuelis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Territory Size | 387; 498; 644 | depending upon habitat type | m2 | Both Male and Female | Adult | 8-11 | Petaluma marsh | Exposure Factor Datasets | Sonoma |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|---|---|
Population Density | 16.6-32.4 (salt marsh), 10.6-13.1 (altered salt marsh), 16.6-24.7 (brackish marsh), 9.1-17.5 (altered brackish marsh) | breeding population densities | pairs/ha | Both Male and Female | Adult | 26 sample areas | Suisun Bay; San Francisco Bay; San Pablo Bay | Exposure Factor Datasets | Contra Costa | breeding |
Peregrine Falcon (Falco peregrinus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Time of Hatching or Parturition | Apr. | Both Male and Female | Hatchling | Not Reported | Sierra Madre Oriental, Nuevo Leon | Exposure Factor Datasets | MEXICO | ||
Hatching Success | 1.8 | average over 4 yr study period | young/successful nesting | Both Male and Female | Hatchling | Not Reported | Sierra Madre Oriental, Nuevo Leon | Exposure Factor Datasets | MEXICO |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|---|
Population Density | 1 pair per 17sq. km | pairs | Both Male and Female | Adult | 6 survey years; 17-26 territories per year | Rankin Inlet, Hudson Bay (62 deg49'N, 92 deg05'W) | Exposure Factor Datasets | breeding | |
Fledging or Weaning Rate | 1.91 | representative number of fledglings per nest attempt in a "normal year" | fledglings/nest | Both Male and Female | Fledgling | 101 pairs | Rankin Inlet, Hudson Bay (62 deg49'N, 92 deg05'W) | Exposure Factor Datasets | breeding |
California Red-legged Frog (Rana draytonii formerly Rana aurora ssp. draytonii)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Fledging or Metamorphosis | July - Sept. | Both Male and Female | Tadpole | Not Reported | Exposure Factor Datasets |
Mallard duck (Anas platyrhynchos)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 6.71 (40) | mean density of breeding birds (maximum density in parentheses) | pairs/square mile | Both Male and Female | Adult | 130 sample units (160 acres/unit) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 4,667 | 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 | San Francisco Delta | Exposure Factor Datasets |
Population Density | 389 | 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 | Imperial and Coachella Valleys | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
---|---|---|---|---|---|---|---|
Dietary Composition | flora (99.9%), fauna (0.08%) | Both Male and Female | Juvenile | 94 | Bear River Migratory Bird Refuge | Exposure Factor Datasets | 52-60 d |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Dietary Composition | Sago pondweed (Potamogeton pectinatus); Leafy pondweed (P. foliosus); small pondweed (P. pusillus); smartweed (Polygonum amphibium); widgeon grass (Ruppia maritima); redhead grass (Potamogeton perfoliatus); muskgrass (Chara spp.); duckweeds (Lemna minor and L. trisulca); horned pondweed (Zannichellia palustris); duck potato (Sagittaria arifolia); water spikerush (Eleocharis acicularis) | Both Male and Female | Not Reported | Not Reported | lower Flathead Valley | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Growth Rate | 0.0692 | growth rate estimated from logistic growth curve | Both Male and Female | Juvenile | Not Reported | central North Dakota | Exposure Factor Datasets | 0.0030 (SE) |
Snowy Plover (Charadrius nivosus formerly Charadrius alexandrinus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 6.33 | mean body weight at hatching | g | Both Male and Female | Hatchling | 47 | Fuente de Piedra lake, s. Spain | Exposure Factor Datasets | SPAIN | 0.56 SD |
Clutch or Litter Size | 2.69 (1991), 2.54 (1992) | mean numbers of chicks hatched per successful nest | chicks/nest | Both Male and Female | Hatchling | 26 (1991), 35 (1992) nests | Fuente de Piedra lake, s. Spain | Exposure Factor Datasets | SPAIN |
Deer Mouse (Peromyscus maniculatus ssp. bairdii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 0.854 | total weekly consumption rate of a seed diet (see dietary composition dataset) | g/g/wk | Both Male and Female | Juvenile | 10 | Exposure Factor Datasets | 30-60 d | Laboratory | |
Dietary Composition | Wheat seeds (0.488 +/- 0.034 SE), Lespedeza seeds (0.376 +/- 0.044 SE), Elm seeds (0.013 +/- 0.004 SE), Maple seeds (0.017 +/- 0.003 SE). | weekly consumption rates of seeds | g/g/wk | Both Male and Female | Juvenile | 20 | Exposure Factor Datasets | 30-60 d | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.49 | existence metabolic rate for captive animals at 20 C | kcal/g/d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | winter-acclimatized | Laboratory | |
Metabolic Rate | 0.592 | calculated for free-living animals | kcal/g/d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
American Kestrel (Falco sparverius)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Time of Molt | May - September | Both Male and Female | Adult | Not Reported | Sagehen Creek Field Station | Exposure Factor Datasets | Nevada, Sierra | ||
Fledging or Weaning Rate | 98 | of chicks that hatched | % | Both Male and Female | Fledgling | 150 | Sagehen Creek Field Station | Exposure Factor Datasets | Nevada, Sierra |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Migration or Dispersal | February (peak) | period of spring migration of individuals fledged in northern CA, or at high elevations | Both Male and Female | Both Adults and Juveniles | Not Reported | throughout state | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 2.2 | fledging rate per successful nest | fledglings per nest | Both Male and Female | Fledgling | 17 | American River; oak woodlands, grasslands, residential | Exposure Factor Datasets | Sacramento |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Hatching Success | 79 | mean hatchability measured over 4 years | % | Both Male and Female | Hatchling | 157 boxes | Great Basin (elev. 1260-2340 m) | Exposure Factor Datasets | Lassen |
Deer Mouse (Peromyscus maniculatus ssp. borealis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 1.70 | g | Both Male and Female | Neonate | 165 | adults captured at Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | 0.02 SE | Laboratory |
Body Weight - Mean | 9.91 | g | Both Male and Female | Weanling | 151 | adults captured at Kananaskis Valley, Alberta [lat., 51 N] | Exposure Factor Datasets | 0.10 SE | Laboratory |
Burrowing Owl (Athene cunicularia formerly Speotyto cunicularia)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 2 | pairs/6669 ha | Both Male and Female | Adult | Not Reported | Columbia River | Exposure Factor Datasets |
Bullfrog (Lithobates catesbeianus formerly Rana catesbeiana)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | yr | Both Male and Female | Tadpole | Not Reported | Ithaca | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Error |
---|---|---|---|---|---|---|---|---|---|---|
Population Density | 18.2 | #/m2 | Both Male and Female | Tadpole | 17 quadrats | Angelo Coast Range Reserve [lat., 39^o44'N; long., 123^o39'W] | Exposure Factor Datasets | "overwintered" tadpoles | Mendocino | 13.1 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | Newly metamorphosed and larval Rana (87%), Aquatic snails (5%), Adult and larval aquatic Coleoptera (3%), Adult and larval Odonata (3%), Other (2%) | Total percent volume of stomach contents, frog snout-vent length range = 90 - 190 mm | Both Male and Female | Adult | 138 | Wall Lake, southeast Catron County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Longevity | Maximum estimated age | yr | Both Male and Female | Adult | 567 | Algonquin Provincal Park, Ontario [lat., 45^o35'N; long., 78^o30'W] | Exposure Factor Datasets | CANADA |
Pallid Bat (Antrozous pallidus)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Hatching or Parturition | Review | Both Male and Female | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Migration or Dispersal | August | juvenile dispersal | Both Male and Female | Juvenile | Not Reported | Camp Verde, Yavapai County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Growth Rate | 25 | increase in body weight over time (to adult weight) | g/2-3 mo | Both Male and Female | Juvenile | 20 bats | Exposure Factor Datasets | Laboratory |
Desert Tortoise (Gopherus agassizi)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | BW = 0.000258(PL)^2.98 | Body weight (BW; 30-3000g) to plastron length (PL; 30-300 mm) relationship | g | Both Male and Female | Not Reported | 83 | Rock Valley, Nye County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range of 95% confidence intervals | #/km2 | Both Male and Female | Both Adults and Juveniles | 2 yrs | Colorado desert, Chemehuevi Wash and Valley | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Survival/ Mortality | range of annual mortality rates from 1980 and 1981 | % | Both Male and Female | Adult | Not Reported | Ivanpah Valley [lat., 35^o23'N; long., 115^o18'W] | Exposure Factor Datasets | San Bernardino |
San Joaquin Kit Fox (Vulpes macrotis ssp. mutica)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Population Density | adult density | #/260 ha | Both Male and Female | Adult | 361 foxes | 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 |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | deer mice (10.8%), kangaroo rats (8.4%), pocket gophers (2.9%), pocket mice (20.0%), woodrats (0.6%), ground squirrels (6.4%), birds (7.5%), insects (33.5%), leporids (4.7%), reptiles (2.0%), | percentage occurrence of prey types in feces | % | Both Male and Female | Adult | 834 feces | Carrizo Plain Natural Area | Exposure Factor Datasets | San Luis Obispo |
Kit Fox (Vulpes macrotis ssp. nevadensis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Migration or Dispersal | late summer | time of juvenile dispersal from natal territory | Both Male and Female | Juvenile | Not Reported | western Utah | Exposure Factor Datasets |
Northern Red-legged Frog (Rana aurora) formerly Rana aurora ssp. aurora
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Dietary Composition | see citation | frequency of occurrence and food item abundance of 53 items (family level and prey lifestage) in stomach contents | Both Male and Female | Both Adults and Juveniles | 26-104/lifestage | White Rock, British Columbia [lat., 49^o02'N; long., 122^o39'W] | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Hatching or Parturition | Apr. | Both Male and Female | Embryo | Not Reported | Lake Louise Wildlife Sanctuary, Bellingham, Whatcom county (elev., 120m) | Exposure Factor Datasets |
Sideblotched Lizard (Uta stansburiana)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 2.4 | g | Both Male and Female | Adult | 5 | El Comitan, Baja California Sur | Exposure Factor Datasets | MEXICO | 0.4 SE |
Desert Iguana (Dipsosaurus dorsalis)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Metabolic Rate | range of standard metabolic rates (oxygen consumption) measured at 40C, predicted for 50 g animal, at 5 collection dates | ml O2/g/hr | Both Male and Female | Adult | 11-21/date | Exposure Factor Datasets | Laboratory |
Blunt-nosed Leopard Lizard (Gambelia sila formerly Gambelia silus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Growth Rate | 11.8 | increase in snout-vent length before retreat in Oct. | mm/mo | Both Male and Female | Hatchling | 2 | Pixley National Wildlife Refuge, Delano and Kettleman Hills | Exposure Factor Datasets | Kern, Kings, Tulare |
Island Night Lizard (Xantusia riversiana)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Mar. - June | time of breeding | Both Male and Female | Adult | Not Reported | San Clemente, San Nicolas and Santa Barbara Islands | Exposure Factor Datasets |
Pacific Treefrog (Pseudacris regilla formerly Hyla regilla)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Jan. - June | time of breeding | Both Male and Female | Adult | 85 pairs in amplexus | San Diego | Exposure Factor Datasets |
California Ground Squirrel (Spermophilus beecheyi)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 2.3 | five year average | #/acre | Both Male and Female | Adult | 275 | San Joaquin Experimental Range | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Time of Torpor or Hibernation | see citation | figure of seasonal activity patterns, including hibernation | Both Male and Female | Both Adults and Juveniles | Not Reported | Santa Barbara; Bell Ranch; Hastings Reservation | Exposure Factor Datasets | Monterey |
California Sea Lion (Zalophus californianus)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 32.2 | kg | Both Male and Female | Juvenile | 6 | Exposure Factor Datasets | 1.6 SE | Laboratory |
Brown Pelican (Pelecanus occidentalis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Hatching Success | 2.8 | proportion of eggs hatched per nest among successful nests | eggs/nest | Both Male and Female | Hatchling | 32 nests | St. Lawrence estuary | Exposure Factor Datasets | CANADA | 0.2 SE |
Kit Fox (Vulpes macrotis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 115 | estimated daily food intake based on a desert kangaroo diet (7.38 kJ/g wet wt) and calculated daily energy requirements (see Golightly, 1981) | g/d | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
Western Skink (Eumeces skiltonianus)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Age at Sexual Maturity | 2 | yrs | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
Little Pocket Mouse (Perognathus longimembris)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 4 | g | Both Male and Female | Juvenile | Not Reported | Owens Valley, Big Pine (lat., 37^o11'N) | Exposure Factor Datasets | 4 wk | Inyo |
California Least Tern (Sterna antillarum ssp. browni)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | May-early Jul (first wave), late May-Aug (second wave) | nesting periods of early (first wave) and late (second wave) birds | Both Male and Female | Adult | 8-10 pairs (first wave), 29 pairs (second wave) | NASA Island, Seal Beach National Wildlife Refuge | Exposure Factor Datasets | Orange |
Red-spotted Garter Snake (Thamnophis sirtalis ssp. concinnus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Feb. - Apr. | time of breeding | Both Male and Female | Adult | Not Reported | Willamette Valley | Exposure Factor Datasets |
Ornate Shrew (Sorex ornatus)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 1.81 | g/g/d | Both Male and Female | Adult | 5 | captured at San Pablo Bay, Sonoma CA | Exposure Factor Datasets | non-breeding | 0.10 SE | Laboratory |
Merriam's Kangaroo Rat (Dipodomys merriami)
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Jan. - June | Both Male and Female | Adult | Not Reported | Owens Valley, Big Pine (lat., 37^o11'N) | Exposure Factor Datasets | Inyo |
Stephens' Kangaroo Rat (Dipodomys stephensi)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 10 | g | Both Male and Female | Juvenile | 16 | Exposure Factor Datasets | 5 d | Laboratory |
California Vole (Microtus californicus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Survival/ Mortality | see citation | figure of seasonal changes in minimum survival rate | %/28d | Both Male and Female | Both Adults and Juveniles | Richmond Field Station and Russel Reservation | Exposure Factor Datasets | Contra Costa |
Least Bell's Vireo (Vireo bellii ssp. pusillus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Territory Size | nesting territory size | ha | Both Male and Female | Adult | 43-48 pairs (2 yrs) | Gibraltar Reservoir | Exposure Factor Datasets | Santa Barbara |
Bell's Vireo (Vireo bellii)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Territory Size | range in sizes of areas used by nesting pairs | ac | Both Male and Female | Adult | 9 pairs | Lawrence | Exposure Factor Datasets |
Bushtit (Psaltriparus minumus)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Territory Size | approximate range of nesting territory diameters | yd | Both Male and Female | Adult | Not Reported | Stanford University Campus | Exposure Factor Datasets | Santa Clara |
San Joaquin Kangaroo Rat (Dipodomys nitratoides)
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 |
Striped Skunk (Mephitis mephitis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|
Time of Hatching or Parturition | second half of July | second estrus | Both Male and Female | 4 females | Exposure Factor Datasets | Laboratory |
Song Sparrow (Melospiza melodia)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 8.2 | eggs/pair/year | Both Male and Female | Adult | Not Reported | San Pablo Marsh; San Francisco Bay | Exposure Factor Datasets | Contra Costa | breeding |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 0.44 | proportion of nests that fledged at least one young | Both Male and Female | Adult | 4 nests | airports in east-central IL | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Territory Size | 0.21;0.26 | rural; suburban | ha | Both Male and Female | Adult | 10 territories | Amherst MA, 42 deg.22' N., 72 deg. 30' W | Exposure Factor Datasets |
Audubon's Cottontail (Sylvilagus audubonii ssp. arizonae)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Age at Sexual Maturity | 3 | minimum age for breeding | mo | Both Male and Female | Adult | Not Reported | Phoenix | Exposure Factor Datasets |
Suisun Song Sparrow (Melospiza melodia ssp. maxillaris)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|---|---|
Population Density | 15.6-27.4 (brackish marsh), 9.1-20.5 (altered brackish marsh) | breeding population densities | pairs/ha | Both Male and Female | Adult | 11 sample areas | Suisun Bay; San Francisco Bay; San Pablo Bay | Exposure Factor Datasets | Contra Costa | breeding |
Long-toed Salamander (Ambystoma macrodactylum)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range of larval density estimates in 8 fishless lakes utilizing 3 survey methodologies during day and night | larvae/100 m shoreline | Both Male and Female | Juvenile | Not Reported | North Cascades National Park Service Complex | Exposure Factor Datasets |
Killdeer (Charadrius vociferus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 3.26 (24) | mean density of breeding birds (maximum density in parentheses) | pairs/square mile | Both Male and Female | Adult | 130 sample units (160 acres/unit) | Exposure Factor Datasets |