Species
Filter by Species
Filter by Toxicity Endpoint Type
Filter by Exposure Endpoint Type
Filter by Chemical
Filter by Location
| Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | range of mean clutch sizes | 2.85 - 4.82 | eggs/clutch | Female | Adult | Hart Mountain, OR; Stansbury Island and Grantsville, UT [lat., 40-42] | 14-74 animals/site and time period | Exposure Factor Datasets |
| Clutch or Litter Size | range of mean clutch sizes | 3.31 - 4.48 | eggs/clutch | Female | Adult | Phoenix South Mountain, Casa Grande, AZ; El Paso, TX [lat., 31-33] | 13-44 animals/site and time period | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 284.3 | home range estimated using convex polygon method | 41.5 (95%CI) | m2 | Male | Adult | Carlsbad (elev., 1067m) | Not Reported | Exposure Factor Datasets |
| Home Range | 153.6 | home range estimated using convex polygon method | 24.7 (95%CI) | m2 | Female | Adult | Carlsbad (elev., 1067m) | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|
| Time of Hatching or Parturition | July - Sept. | Not Reported | Hatchling | El Paso Mountains [lat., 35^o30'; long., 117^o40'] | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|
| Population Density | 50.2 | #/ha | Both Male and Female | Both Adults and Juveniles | Dona Ana county [lat., 31^o47'10" N; long., 106^o35'05"W], (elev., 1250m) | 45 marked lizards | Exposure Factor Datasets | ||
| Home Range | 0.254 | average home range estimated from recapture radii (mean plus 2s) for individuals with 5+ recaptures | 0.046-0.712 | acres | Male | Not Reported | Dona Ana county [lat., 31^o47'10" N; long., 106^o35'05"W], (elev., 1250m) | 9 | Exposure Factor Datasets |
| Home Range | 0.097 | average home range estimated from recapture radii (mean plus 2s) for individuals with 5+ recaptures | 0.016-0.164 | acres | Female | Not Reported | Dona Ana county [lat., 31^o47'10" N; long., 106^o35'05"W], (elev., 1250m) | 11 | Exposure Factor Datasets |
| Growth Rate | 0.034 | increase in snout-vent length, initial snout-vent length range, 48-53 mm | mm/d | Female | Not Reported | Dona Ana county [lat., 31^o47'10" N; long., 106^o35'05"W], (elev., 1250m) | 10 | Exposure Factor Datasets | |
| Growth Rate | 0.028 | increase in snout-vent length, initial snout-vent length range, 41-46 mm | mm/d | Male | Not Reported | Dona Ana county [lat., 31^o47'10" N; long., 106^o35'05"W], (elev., 1250m) | 10 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 2.5 | based on number of enlarged vitellogenic ovarian follicles (>2 mm) or oviductal eggs during a "dry" year | 0.38 | 2 - 3 | eggs/clutch | Female | Adult | Anapra, Dona Ana county | 8 | Exposure Factor Datasets |
| Clutch or Litter Size | 3.75 | based on number of enlarged vitellogenic ovarian follicles (>2 mm) or oviductal eggs during a "wet" year | 0.25 | 3 - 5 | eggs/clutch | Female | Adult | Anapra, Dona Ana county | 20 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Population Density | range over 3 yrs at 3 sites | 7 - 35 | #/ha | Both Male and Female | Adult | Coachella Valley | 96 marked lizards | Exposure Factor Datasets |
| Home Range | minimum area versus probability estimate for 3 sites; estimate of area encompassing 95% of total space utilization | 189 - 738 | m2 | Male | Adult | Coachella Valley | Not Reported | Exposure Factor Datasets |
| Home Range | minimum area versus probability estimates for 3 sites; estimate of area encompassing 95% of total space utilization | 79 - 229 | m2 | Female | Adult | Coachella Valley | Not Reported | Exposure Factor Datasets |
| Body Weight - Mean | range of averages for 3 sites | 54.0 - 60.5 | g | Male | Adult | Coachella Valley | Not Reported | Exposure Factor Datasets |
| Body Weight - Mean | range of averages for 3 sites | 42.7 - 50.2 | g | Female | Adult | Coachella Valley | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 35.2 | 28.7 - 42.6 | g | Both Male and Female | Adult | animals originally captured at Riverside County, CA | 30 | Exposure Factor Datasets | |
| Metabolic Rate | see citation | figure of standard and maximal activity metabolic rates at 25-45C | cm3 O2/g/hr | Both Male and Female | Adult | 30 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | range of means during 5 stages of reproductive cycle | 32.2 - 47.8 | g | Female | Adult | Southwest Herpetlogical Research and Sales, Calimesa | 7-15/stage | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Sample Size | Type |
|---|---|---|---|---|---|---|---|
| Metabolic Rate | range of standard metabolic rates (oxygen consumption) measured at 40C, predicted for 50 g animal, at 5 collection dates | 0.144 - 0.214 | ml O2/g/hr | Both Male and Female | Adult | 11-21/date | Exposure Factor Datasets |
| Metabolic Rate | range of maximal rates of oxygen consumption measured at 40C, predicted for 50 g animal, at 5 collection dates | 1.369 - 2.104 | ml O2/g/hr | Both Male and Female | Adult | 11-21/date | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 9.2 | 2.1 SD | g | Not Reported | Juvenile | Thousand Palms | 65 | Exposure Factor Datasets | ||
| Body Weight - Mean | 29.2 | 8.6 SD | 14.5 - 47.0 | g | Not Reported | Juvenile | Thousand Palms | 25 | Exposure Factor Datasets | |
| Body Weight - Mean | 46.0 | 13.4 SD | 23.5 - 65.6 | g | Both Male and Female | Both Adults and Juveniles | Thousand Palms | 11 | Exposure Factor Datasets | |
| Body Weight - Mean | 43.3 | 9.7 SD | 30.0 - 57.0 | g | Both Male and Female | Adult | Thousand Palms | 5 | Exposure Factor Datasets | |
| Body Weight - Mean | 5.2 | 1.0 SD | 2.0 - 7.8 | g | Both Male and Female | Juvenile | Thousand Palms | 37 | Exposure Factor Datasets | |
| Population Density | 332 | #/ha | Both Male and Female | Both Adults and Juveniles | Thousand Palms | Not Reported | Exposure Factor Datasets | |||
| Longevity | longest lived individual in study | 7.5 - 8.5 | yr | Both Male and Female | Adult | Thousand Palms | Not Reported | Exposure Factor Datasets | ||
| Survival/ Mortality | 73 | annual survivorship | % | Not Reported | Hatchling | Thousand Palms | 37 marked | Exposure Factor Datasets | ||
| Survival/ Mortality | 43 | average annual survivorship estimated for 2 yrs | 40 - 46 | % | Not Reported | Thousand Palms | 27-65 marked/yr | Exposure Factor Datasets | ||
| Survival/ Mortality | 46 | average annual survivorship estimated over 3 yrs | 44 - 50 | % | Not Reported | Thousand Palms | 11-30 marked/yr | Exposure Factor Datasets | ||
| Survival/ Mortality | 60 | average annual survivorship estimated for 4 yrs | 33 - 80 | % | Both Male and Female | Adult | Thousand Palms | 5-38 marked/yr | Exposure Factor Datasets | |
| Age at Sexual Maturity | 31 - 33 | mo | Not Reported | Adult | Thousand Palms | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 1462 | home range estimated using the convex polygon method | 201 - 4365 | m2 | Male | Adult | Thousand Palms | 20 | Exposure Factor Datasets |
| Home Range | 1558 | home range estimated using the convex polygon method | 223 - 4244 | m2 | Female | Adult | Thousand Palms | 5 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Population Density | 450 | 400 -700 | #/ha | Not Reported | Both Adults and Juveniles | Thousand Palms | 45 lizards/10 quadrants (100m2) | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Time of Torpor or Hibernation | Oct. - Mar. | Not Reported | Not Reported | Thousand Palms | Not Reported | Exposure Factor Datasets | ||
| Time of Hatching or Parturition | Aug. | Not Reported | Hatchling | Thousand Palms | Not Reported | Exposure Factor Datasets | ||
| Dietary Composition | Plant Species: Ambrosia dumosa (4.8%); Coldenia palmeri (27.6%); Croton californica (2.8%); Dalea emoryi (24.7%); Dalea schottii (13.2%); Dicoria canescens (22.5%); Arthropods (1.3%); Rodent feces (2.4%); Gravel (0.6%) | mean % of total dry matter stomach contents | % | Not Reported | Adult | Thousand Palms | 7 | Exposure Factor Datasets |
Comment
