Oregon
Ensatina (Ensatina eschscholtzii)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 4.30 | g | Female | Adult | 11 | Portland, Multnomah County | Exposure Factor Datasets | |
| Body Weight - Mean | 2.80 | g | Male | Adult | 19 | Portland, Multnomah County | Exposure Factor Datasets | |
| 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 |
Burrowing Owl (Athene cunicularia formerly Speotyto cunicularia)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | mammals (28), insects (22) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | 20 pellets | Crooked River National Grassland | Exposure Factor Datasets |
| Dietary Composition | mammals (414), insects (259), birds (3), spiders (2) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | 228 pellets | Crooked River National Grassland | Exposure Factor Datasets |
Western Fence Lizard (Sceloporus occidentalis)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Orthoptera (52.1%); Coleoptera (18.1%); Hymenoptera (10.6%); Hemiptera (2.0%); Homoptera (0.1%); Lepidoptera (5.5%); Araneida (2.7%) | % volume in stomach contents | % | Not Reported | Not Reported | 39 | Owyhee Upland Province | Exposure Factor Datasets |
Sideblotched Lizard (Uta stansburiana)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | range of mean clutch sizes | eggs/clutch | Female | Adult | 14-74 animals/site and time period | Hart Mountain, OR; Stansbury Island and Grantsville, UT [lat., 40-42] | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Orthoptera (31.3%); Coleoptera (5.7%); Hymenoptera (3.8%); Hemiptera (20.0%); Homoptera (1.9%); Lepidoptera (14.4%); Araneida (16.3%) | % volume in stomach contents | % | Not Reported | Not Reported | 8 | Owyhee Upland Province | Exposure Factor Datasets |
Brush Rabbit (Sylvilagus bachmani ssp. ubericolor)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | range of mean litter sizes over 2 yrs, based on embryo and placental scar counts | young/litter | Female | Adult | 9-15/yr | E.E. Wilson Game Management Area, Corvallis | Exposure Factor Datasets | |
| Age at Sexual Maturity | 1+ | maturity based on amount of sperm in epididymides | yr | Male | Adult | Not Reported | E.E. Wilson Game Management Area, Corvallis | Exposure Factor Datasets |
Sea Otter (Enhydra lutris)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | sea urchins (47.8-70.2%), mussels (0.4-3.1%), sea stars (0.5-0.8%), crabs (1.4-5.2%), clams (0.4-1.8%), octopus (0.0-0.9%), anemone (0.0-0.2%), algal holdfasts (0.0-2.6%), fish (0.0-12.3%), fish eggs (0.0-0.9%), chitons (0.2-0.8%), coralline algae (0.0-0.2%), unknown (14.6-26.7%), unsuccessful (3.4-7.1%) | percentage (ranges) of total dives that resulted in capture of different prey items at three locations | Not Reported | Not Reported | 425-584 dives/location | Amchitka and Attu (Aleutian Islands), and Blanco Reef, OR | Exposure Factor Datasets |
Pacific Giant Salamander (Dicamptodon tenebrosus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Time of Mating/ Laying | May | time of laying | Female | Adult | 2 | Benton County | Exposure Factor Datasets |
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 |
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