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Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|---|
Dietary Composition | Townsend ground squirrel (10.6%); Mountain conttontail (11.6%); Deer mouse (43.3%); Ord kangaroo rat (5.8%); Great Basin pocket mouse (5.8%); Montane vole (9.6%); House mouse (6.7%); Other species (6.7%) | % frequency of prey based on stomach contents and scats | % | Not Reported | Not Reported | Snake River Birds of Prey Area, southwestern ID | 104 prey items/455 snakes | Exposure Factor Datasets | ||
Dietary Composition | Townsend ground squirrel (30.3%); Mountain conttontail (34.4%); Deer mouse (15.8%); Ord kangaroo rat (5.9%); Great Basin pocket mouse (1.7%); Montane vole (5.6%); House mouse (2.2%); Other species (4.1%) | % biomass of prey based on stomach contents and scat analysis | % | Not Reported | Not Reported | Snake River Birds of Prey Area, southwestern ID | 104 prey items/455 snakes | Exposure Factor Datasets | ||
Time of Torpor or Hibernation | Oct. - Apr. | Not Reported | Not Reported | Snake River Birds of Prey Area, southwestern ID | 455 | Exposure Factor Datasets | ||||
Body Weight - Mean | 11.5 | 0.3 SD | g | Both Male and Female | Neonate | Snake River Birds of Prey Area, southwestern ID | 9 | Exposure Factor Datasets | ||
Body Weight - Mean | 45.0 | 38.9 SD | g | Male | Juvenile | Snake River Birds of Prey Area, southwestern ID | 44 | Exposure Factor Datasets | ||
Body Weight - Mean | 59.8 | 43.0 SD | g | Female | Juvenile | Snake River Birds of Prey Area, southwestern ID | 59 | Exposure Factor Datasets | ||
Body Weight - Mean | 238.4 | 101.5 SD | g | Male | Adult | Snake River Birds of Prey Area, southwestern ID | 231 | Exposure Factor Datasets | ||
Body Weight - Mean | 267.9 | 123.0 SD | g | Female | Adult | Snake River Birds of Prey Area, southwestern ID | 90 | Exposure Factor Datasets | ||
Clutch or Litter Size | 6.9 | 2.10 SD | 3 - 11 | eggs/clutch | Female | Adult | Snake River Birds of Prey Area, southwestern ID | 20 | Exposure Factor Datasets | |
Time of Hatching or Parturition | Oct. | Not Reported | Hatchling | Snake River Birds of Prey Area, southwestern ID | Not Reported | Exposure Factor Datasets | ||||
Time of Mating/ Laying | June - July | time of laying | Female | Adult | Snake River Birds of Prey Area, southwestern ID | Not Reported | Exposure Factor Datasets | |||
Duration of Incubation or Gestation | 125 | d | Female | Adult | Snake River Birds of Prey Area, southwestern ID | Not Reported | Exposure Factor Datasets | |||
Age at Sexual Maturity | 3 | yr | Male | Adult | Snake River Birds of Prey Area, southwestern ID | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 548 | 396 - 961 | g | Not Reported | Adult | 14 | Exposure Factor Datasets | |
Metabolic Rate | OC = 0.324/(37.4 - T) | resting oxygen consumption (OC) as a function of body temperature (T; 10-35C) | ml O2/g/hr | Not Reported | Adult | 14 | Exposure Factor Datasets | |
Metabolic Rate | OC = 0.198T - 0.126 | active oxygen consumption (OC) as a function of body temperature (T; 10-29C) | ml O2/g/hr | Not Reported | Adult | 14 | Exposure Factor Datasets | |
Metabolic Rate | OC = 0.0101T + 0.162 | active oxygen consumption (OC) as a function of body temperature (T; 29-35C) | ml O2/g/hr | Not Reported | Adult | 14 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Population Density | range of abundance along a transect crossing 3 habitat types | 3 - 11.6 | #/km | Not Reported | Not Reported | Corral Hollow Road (elev. 91 - 488 m) | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|
Dietary Composition | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 3.15 | maximal oxygen consumption at 30C | 0.845 SD | 0.82 - 5.50 | ml O2/hr | Both Male and Female | Juvenile | gravid adults captured near Lassen, CA | 245 | Exposure Factor Datasets |
Body Weight - Mean | 2.2 | 0.350 SD | 1.22 - 3.34 | g | Both Male and Female | Juvenile | 245 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | amphibians (41); earthworms (24); birds (1); leeches (1); misc. invertebrates (4); unidentified (13); empty (100) | number of stomach examinations yielding various food types | # | Not Reported | Not Reported | Vancouver Island | 179 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | % lipid of whole animal (not including stomach contents) | 3.2 - 9.0 | % | Both Male and Female | Adult | Pilot Island, Lake Michigan | 6 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Error | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 12.9 | 6.1 SD | young/litter | Female | Adult | Hanover | 104 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | earthworms (80%); amphibians (5%); mammals, caterpillars and leeches (5%) | % frequency of occurrence in stomach contents | % | Not Reported | Not Reported | Washtenaw County | 178 | Exposure Factor Datasets |
Home Range | 2.07 | acres | Both Male and Female | Not Reported | Washtenaw County | 1609 | Exposure Factor Datasets | |
Clutch or Litter Size | 18 | young/litter | Female | Adult | Washtenaw County | 20 | Exposure Factor Datasets | |
Population Density | 482 | #/48 acres | Both Male and Female | Both Adults and Juveniles | Washtenaw County | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|
Metabolic Rate | OC = 0.60W^0.64 | equation relating resting oxygen consumption (OC) to body weight (W, g) at 20C | cc O2/g/hr | Not Reported | Not Reported | 2-5/weight group | Exposure Factor Datasets |
Metabolic Rate | OC = 1.30W^0.47 | equation relating resting oxygen consumption (OC) to body weight (W, g) at 30C | cc O2/g/hr | Not Reported | Not Reported | 2-5/weight group | Exposure Factor Datasets |
Metabolic Rate | OC = 1.32W^0.54 | equation relating resting oxygen consumption (OC) to body weight (W, g) at 35C | cc O2/g/hr | Not Reported | Not Reported | 2-5/weight group | Exposure Factor Datasets |
Metabolic Rate | OC = 2.19W^0.55 | equation relating resting oxygen consumption (OC) to body weight (W, g) at 40C | cc O2/g/hr | Not Reported | Not Reported | 2-5/weight group | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|
Metabolic Rate | OC = 0.52W^0.54 | equation relating resting oxygen consumption (OC) to body weight (W, g) at 20C | cc O2/g/hr | Not Reported | Not Reported | 2-5/weight group | Exposure Factor Datasets |
Metabolic Rate | OC = 1.17W^0.64 | equation relating resting oxygen consumption (OC) to body weight (W, g) at 30C | cc O2/g/hr | Not Reported | Not Reported | 2-5/weight group | Exposure Factor Datasets |
Metabolic Rate | OC = 1.66W^0.57 | equation relating resting oxygen consumption (OC) to body weight (W, g) at 35C | cc O2/g/hr | Not Reported | Not Reported | 2-5/weight group | Exposure Factor Datasets |
Metabolic Rate | OC = 1.76W^0.68 | equation relating resting oxygen consumption (OC) to body weight (W, g) at 40C | cc O2/g/hr | Not Reported | Not Reported | 2-5/weight group | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|
Dietary Composition | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|
Metabolic Rate | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|
Time of Mating/ Laying | review | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|
Clutch or Litter Size | review | Female | Adult | Not Reported | Exposure Factor Datasets |