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| Exposure Endpoint Type | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 15 - 200 | g | Not Reported | Not Reported | San Joaquin Experimental Range, O'Neals | 300 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|
| Time of Torpor or Hibernation | Oct. - Mar. | Not Reported | Tadpole | Ridge Lake, Charleston, Coles County | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|
| Time of Mating/ Laying | early Apr. (begin), late Apr. - early May and late May - early June (peaks), July (end) | breeding season | Not Reported | Adult | lower Colorado River between Laguna and Morelos Dams | 100 | Exposure Factor Datasets | ||
| Age at Fledging, Metamorphosis, Weaning | time to metamorphosis from first breeding clutch | 3 - 6 | mo | Not Reported | Tadpole | lower Colorado River between Laguna and Morelos Dams | Not Reported | Exposure Factor Datasets | |
| Time of Fledging or Metamorphosis | Aug. - Oct. | metamorphosis period for first breeding clutch | Not Reported | Tadpole | lower Colorado River between Laguna and Morelos Dams | Not Reported | Exposure Factor Datasets | ||
| Time of Fledging or Metamorphosis | Aug. - Oct. or Mar. - Apr. of following yr. | time to metamorphosis for second clutch | Not Reported | Tadpole | lower Colorado River between Laguna and Morelos Dams | Not Reported | Exposure Factor Datasets | ||
| Age at Sexual Maturity | 1 - 2 | yr | Not Reported | Adult | lower Colorado River between Laguna and Morelos Dams | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | range of mean body weights | 249 - 252 | g | Not Reported | Not Reported | streams, ponds, strip pits in Pulaski, Loanoke and Saline counties | 29 - 62 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Life Cycle Stage | Sample Size | Type |
|---|---|---|---|---|---|---|---|
| Metabolic Rate | 17.02 | Pulmonary oxygen uptake at 5C | 5.3 - 39.4 | ul O2/g/hr | Not Reported | 9 | Exposure Factor Datasets |
| Metabolic Rate | 24.56 | Cutaneous oxygen uptake at 5C | 18.3 - 36.6 | ul O2/g/hr | Not Reported | 9 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Food Ingestion Rate | 5.9 | mean % body weight consumed per day, body weight mean = 29.8 g | % | Not Reported | Juvenile | 25 | Exposure Factor Datasets | |
| Food Ingestion Rate | 4.0 | mean % body weight consumed per day, body weight mean = 42.4 g | % | Not Reported | Juvenile | 25 | Exposure Factor Datasets | |
| Food Ingestion Rate | 3.3 | mean % body weight consumed per day, body weight mean = 55.8 g | % | Not Reported | Juvenile | 25 | Exposure Factor Datasets | |
| Body Weight - Mean | 10.7 | 6.0 - 18.7 | g | Not Reported | Juvenile | 25 | Exposure Factor Datasets | |
| Body Weight - Mean | 17.5 | 13.1 - 41.6 | g | Not Reported | Juvenile | 25 | Exposure Factor Datasets | |
| Body Weight - Mean | 29.8 | 18.5 - 51.6 | g | Not Reported | Juvenile | 25 | Exposure Factor Datasets | |
| Body Weight - Mean | 42.4 | 27.6 - 77.2 | g | Not Reported | Juvenile | 25 | Exposure Factor Datasets | |
| Body Weight - Mean | 55.8 | 40.5 - 100.8 | g | Not Reported | Juvenile | 25 | Exposure Factor Datasets |
| Exposure Endpoint Type | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|
| Longevity | 5 - 8 | yr | Not Reported | Adult | Edwin S. George Reserve, Ann Arbor | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|
| Population Density | 2 | pairs/6669 ha | Both Male and Female | Adult | Columbia River | Not Reported | Exposure Factor Datasets |
| Fledging or Weaning Rate | 2.5 | young/occupied nest | Both Male and Female | Adult | Columbia River | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | mammals (85), insects (170), birds (3), spiders (0), reptiles (1) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | Crooked River National Grassland | 60 pellets | Exposure Factor Datasets |
| Dietary Composition | mammals (28), insects (22) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | Crooked River National Grassland | 20 pellets | 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 | Crooked River National Grassland | 228 pellets | Exposure Factor Datasets |
| Dietary Composition | mammals (50), insects (108), birds (1) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | Crooked River National Grassland | 39 pellets | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 78 | total number of young observed on study site | young/study site | Both Male and Female | Juvenile | Albuquerque | 15 pairs | Exposure Factor Datasets |
| Fledging or Weaning Rate | 4.9 | fledglings/pair | Both Male and Female | Fledgling | Albuquerque | 15 pairs | Exposure Factor Datasets | |
| Time of Migration or Dispersal | August (begin) | Both Male and Female | Both Adults and Juveniles | Albuquerque | 15 pairs | Exposure Factor Datasets | ||
| Time of Mating/ Laying | third week of March (begin) | Female | Adult | Albuquerque | 15 pairs | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 146 | 1.9 (SE) | g | Male | Adult | Rocky Mountain Arsenal National Wildlife Area | 38 birds | Exposure Factor Datasets | ||
| Body Weight - Mean | 156 | 3.6 (SE) | g | Female | Adult | Rocky Mountain Arsenal National Wildlife Area | 31 birds | Exposure Factor Datasets | ||
| Clutch or Litter Size | 4.38 | mean productivity | 2-10 | chicks/nesting territory | Both Male and Female | Adult | Rocky Mountain Arsenal National Wildlife Area | 33 nests | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | mammals (18.9%), birds (3.9%), insects (29.9%), vegetation (71.3%) | mean percent occurrence in pellets | Both Male and Female | Not Reported | Oakland Airport | 209 pellets | Exposure Factor Datasets | ||
| Dietary Composition | mammals (31.4%), birds (5.9%), insects (28.6%), vegetation (61.0%) | mean percent occurrence in pellets | Both Male and Female | Not Reported | Oakland Airport | 608 pellets | Exposure Factor Datasets | ||
| Dietary Composition | mammals (41.2%), birds (2.0%), insects (23.3%), vegetation (55.5%) | mean percent occurrence in pellets | Both Male and Female | Not Reported | Oakland Airport | 366 pellets | Exposure Factor Datasets | ||
| Dietary Composition | mammals (35.7%), birds (1.3%), insects (27.7%), vegetation (57.4%) | mean percent occurrence in pellets | Both Male and Female | Not Reported | Oakland Airport | 929 pellets | Exposure Factor Datasets | ||
| Body Weight - Mean | 172.0 | 145.0-191.3 | g | Male | Not Reported | Oakland Airport | 12 birds | Exposure Factor Datasets | |
| Body Weight - Mean | 168.0 | 125.6-210.0 | g | Female | Not Reported | Oakland Airport | 10 birds | Exposure Factor Datasets | |
| Territory Size | 1.98 | 0.1-4.0 | ac | Both Male and Female | Adult | Oakland Airport | 6 pairs | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | rodents (33.4%), invertebrates (55.6%), other (10.7%) | percent occurrence of prey items in pellets | Both Male and Female | Adult | Rocky Mountain Arsenal | 47 burrows | Exposure Factor Datasets |
