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| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 56.3% | percent of unparasitized nests with at least one fledgling | Not Reported | Fledgling | Illinois River, Arapahoe National Wildlife Refuge (elev. 2,500 m) | 16 nests | Exposure Factor Datasets |
| Fledging or Weaning Rate | 18.2% | percent of parasitized nests with at least one fledgling | Not Reported | Fledgling | Illinois River, Arapahoe National Wildlife Refuge (elev. 2,500 m) | 11 nests | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 4 | first clutch size in 13/14 females observed | eggs/nest | Female | Adult | Badenoch Swamp, 14 km SE of Guelph (69 deg, 32'N, 80 deg, 13' W) | 14 females | Exposure Factor Datasets | |
| Territory Size | 3,009 | mean territory size based on observed perch sites and territorial disputes | 153 SE | m^2 | Male | Adult | Badenoch Swamp, 14 km SE of Guelph (69 deg, 32'N, 80 deg, 13' W) | 61 observation periods | Exposure Factor Datasets |
| Dietary Composition | Mollusca (4), Arachnida (19), Isopoda (4), Orthoptera (15), Hemiptera (56), Coleoptera (7), Lepidoptera adult (20), Lepidoptera larvae (10), Diptera adult (188), Hymenoptera adult (9), Hymenoptera larvae (1) | numbers of food items delivered to nestlings fitted with neck ligatures | Not Reported | Nestling | Badenoch Swamp, 14 km SE of Guelph (69 deg, 32'N, 80 deg, 13' W) | 333 food items collected | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Surface Area | 0.00487 | estimated area of the external plumage surface (geometrical approximation) of 13.2 g bird | m^2 | Not Reported | Adult | Not Reported | Exposure Factor Datasets | |
| Body Weight - Mean | 13.2 | mean body weight during breeding season | g | Female | Adult | collection location George E. Hudson Biological Reserve, Whitman County | 5 birds | Exposure Factor Datasets |
| Metabolic Rate | 0.325 | predicted daytime basal metabolic rate | W | Not Reported | Adult | collection location George E. Hudson Biological Reserve, Whitman County | Not Reported | Exposure Factor Datasets |
| Metabolic Rate | 0.241 | predicted night time basal metabolic rate | W | Not Reported | Adult | collection location George E. Hudson Biological Reserve, Whitman County | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Time of Migration or Dispersal | mid-May (onset), June 8 (date of last capture) | spring passage | Not Reported | Adult | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | 42 captures | Exposure Factor Datasets | |||
| Time of Migration or Dispersal | mid-August (onset), September 16 (date of last capture) | fall migration | Not Reported | Adult | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | 42 captures | Exposure Factor Datasets | |||
| Body Weight - Mean | 12.7 | mean body weight of all birds (subspecies not separated) | 1.2 SD | 10.3-15.9 | g | Not Reported | Adult | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | 84 | Exposure Factor Datasets |
| Body Fat (total or %) | 1 (8%) to 2.4 (20%) | total fat mass in birds with 8% or 20% fat-free body mass | g | Not Reported | Adult | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | 8-42 captures per habitat type | Exposure Factor Datasets | ||
| Body Weight - Mean | 13.31 | mean body weight of adastus subspecies | 1.19 SD | g | Not Reported | Adult | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | 9 captures | Exposure Factor Datasets | |
| Body Weight - Mean | 12.59 | mean body weight of brewsteri subspecies | 1.13 SD | g | Not Reported | Adult | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | 33 captures | Exposure Factor Datasets | |
| Body Weight - Mean | 13.07 | mean body weight of traillii subspecies | 0.84 SD | g | Not Reported | Adult | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | 7 captures | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | total daily energy expenditure | 54-69 | kJ/h | Male | Adult | Hudson Biological Reserve | 2-4 birds per breeding phase | Exposure Factor Datasets |
| Metabolic Rate | total daily energy expenditure | 52-65 | kJ/d | Female | Adult | Hudson Biological Reserve | 2-6 birds per breeding phase | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 12.73 | mean body weight of extimus subspecies | 1.16 SD | g | Not Reported | Adult | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | 34 captures | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Territory Size | 0.10 | breeding territory size | 0.05 SD | 0.06-0.2 | ha | Both Male and Female | Adult | Colorado River | 7 pairs | Exposure Factor Datasets |
| Territory Size | 0.5 | territory size of unpaired male | ha | Male | Adult | Colorado River | 1 | Exposure Factor Datasets | ||
| Fledging or Weaning Rate | 18% | percent of nests that fledged at least one young | % | Both Male and Female | Both Adults and Juveniles | Colorado River | 17 nest attempts (in 5 sample years) | Exposure Factor Datasets | ||
| Clutch or Litter Size | 3 | mean clutch size | eggs/nest | Female | Adult | Colorado River | 3 nests | Exposure Factor Datasets | ||
| Time of Mating/ Laying | May 30 (onset) | date when first eggs found | Female | Adult | Colorado River | 17 nest attempts (in 5 sample years) | Exposure Factor Datasets | |||
| Time of Fledging or Metamorphosis | June 29 (earliest fledging) - July 13 (latest fledging) | dates of earlies and latest recording fledging | Both Male and Female | Fledgling | Colorado River | 17 nest attempts (in 5 sample years) | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Type |
|---|---|---|---|---|---|
| Time of Fledging or Metamorphosis | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Time of Hatching or Parturition | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Time of Mating/ Laying | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Time of Migration or Dispersal | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Time of Nesting | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Home Range | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Territory Size | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Clutch or Litter Size | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Duration of Incubation or Gestation | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Clutches or Litters per year | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
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