Reptiles
Western Pond Turtle (Actinemys marmorata formerly Clemmys marmorata)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 133 | average distance moved along stream between relocations | m | Not Reported | Juvenile | 18 | Hayfork Creek (elev., 610m) | Exposure Factor Datasets | Trinity |
Desert Tortoise (Gopherus agassizi)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 2.65 | median carapace length = 237.6 mm | kg | Female | Adult | 20 | City Creek and Paradise Canyon, Washington County, UT and Littlefield, Mohave County, AZ | Exposure Factor Datasets | 0.39 SD |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 1578 | annual, time-weighted body mass | g | Female | Adult | 9 | Fenner Valley, Goffs (elev., 680m) {lat., 34^o51'N; long., 115^o09'W] | Exposure Factor Datasets | San Bernardino | 244 SD |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Sample Size | Location | Type | Age-Specific | Error |
|---|---|---|---|---|---|---|---|---|---|
| Growth Rate | 9.1 | average annual growth rate estimated from plastron length | mm/yr | Both Male and Female | 22 | Rock Valley, Nye County | Exposure Factor Datasets | 3.3 - 10.1 yr | 0.4 SE |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | range of mean clutch size | eggs/clutch | Female | Not Reported | 7-15 | Ivanpah Valley [lat., 35^o23'N; long., 115^o18'W] | Exposure Factor Datasets | San Bernardino |
| 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 |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Clutches or Litters per year | range of means for 2 yr period | clutches/yr | Female | Adult | 15-40 animals | Ivanpah Valley [lat., 35^o23'N; long., 115^o18'W] | Exposure Factor Datasets | San Bernardino |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties |
|---|---|---|---|---|---|---|---|---|---|---|
| Food Ingestion Rate | 160 | estimated amount fresh food consumed during first year of life (average body mass = 35 g) | g | Not Reported | Juvenile | Not Reported | Fort Irwin National Training Center, Barstow | Exposure Factor Datasets | 1 yr | San Bernardino |
San Joaquin Fence Lizard (Sceloporus occidentalis ssp. biseriatus)
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|
| Time of Hatching or Parturition | July | Not Reported | Hatchling | Not Reported | Puente Hills, Whittier (elev., 150 m) | Exposure Factor Datasets | Los Angeles |
Northwestern Fence Lizard (Sceloporus occidentalis ssp. occidentalis)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Condition |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Home Range | 73.10 | home range reported as minimum area probability (0.95 level); minimum area which will contain a given proportion (95%) of the total observations of the average individual | m2 | Male | Adult | 14 animals | Hastings Natural History Reservation, Carmel Valley | Exposure Factor Datasets | 2+ yr | Monterey | nonbreeding |
Northern Sideblotched Lizard (Uta stansburiana ssp. stansburiana)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 39.30 | home range estimated by density probability function method (ranged 99.0% of the time in this area size) | acres | Male | Adult | 24 | United States Atomic Energy Commission Nevada Test Site | Exposure Factor Datasets | 0.98 |
Alameda Whipsnake (Masticophis lateralis ssp. euryxanthus)
| Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | eggs/female | Female | Adult | 2 | outdoor enclosures, Hayward, CA | Exposure Factor Datasets | Laboratory |
Red-sided Garter Snake (Thamnophis sirtalis ssp. parietalis)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | see citation | figure of resting oxygen consumption | ml O2/g/hr | Both Male and Female | Adult | 5-10 | Exposure Factor Datasets | post-emergence | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|
| Time of Torpor or Hibernation | Nov. - Apr. | Not Reported | Not Reported | Not Reported | Winnepeg, Manitoba | Exposure Factor Datasets | CANADA |
Eastern Garter Snake (Thamnophis sirtalis ssp. sirtalis)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | 0.119 | resting oxygen consumption at 25C | cm3 O2 STP/hr/g | Not Reported | Neonate | 8 | captured in Michigan and Ohio | Exposure Factor Datasets | 0.010 SE | Laboratory |
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