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Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|
Growth Rate | -0.1321 | growth rate coefficient estimate based on Richard's growth model | Both Male and Female | Juvenile | Bear River Migratory Bird Refuge (collection site) | 4 birds | Exposure Factor Datasets | ||
Body Weight - Mean | estimated initial weights | 27.524-30.510 | g | Both Male and Female | Juvenile | Bear River Migratory Bird Refuge (collection site) | 4 birds | Exposure Factor Datasets | |
Body Weight - Mean | estimates of asymptotic weights | 1065.4-1120.9 | g | Both Male and Female | Juvenile | Bear River Migratory Bird Refuge (collection site) | 4 birds | 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 | 1530-1583 | g | Male | Both Adults and Juveniles | Commencement Bay | 18 birds | Exposure Factor Datasets |
Body Weight - Mean | range of mean body weights | 1108-1406 | g | Female | Both Adults and Juveniles | Commencement Bay | 22 birds | 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 July | peak of laying period | Female | Adult | Bear River Migratory Bird Refuge | 386 nests | Exposure Factor Datasets | ||
Duration of Incubation or Gestation | 24 | incubation period | 21-28 | d | Both Male and Female | Embryo | Bear River Migratory Bird Refuge | 14 clutches | Exposure Factor Datasets |
Clutch or Litter Size | 2.6 | mean clutch size | 1-4 | eggs | Female | Adult | Bear River Migratory Bird Refuge | 70 nests | Exposure Factor Datasets |
Hatching Success | 21% | percent of nests located in emergent vegetationin which at least one chick hatched | Both Male and Female | Hatchling | Bear River Migratory Bird Refuge | 221 nests | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|
Population Density | 32.0 | 16.23 SD | 8.6-52.1 | #/ha | Not Reported | Adult | Concord Naval Weapons Station | 5 study sites | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 696 | 600-923 | g | Male | Adult | 10 | Exposure Factor Datasets | ||
Body Weight - Mean | 592 | 491-774 | g | Female | Adult | 10 | Exposure Factor Datasets | ||
Population Density | 76 | #/acre | Not Reported | Not Reported | Walnut Creek | 3 counts | Exposure Factor Datasets | ||
Population Density | 20 | #/acre | Not Reported | Not Reported | Walnut Creek | 3 counts | Exposure Factor Datasets | ||
Clutches or Litters per year | 1 | litter/yr | Female | Adult | Not Reported | Exposure Factor Datasets | |||
Clutch or Litter Size | based on embryo counts | 4 - 11 | young/litter | Female | Adult | Not Reported | Exposure Factor Datasets | ||
Body Weight - Mean | 61 | g | Not Reported | Juvenile | 1 | Exposure Factor Datasets | |||
Longevity | 5 | yrs | Not Reported | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 28-30 | d | Female | Adult | University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] | 128 | Exposure Factor Datasets | |
Age at Fledging, Metamorphosis, Weaning | 5-6 | wks | Not Reported | Juvenile | University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] | Not Reported | Exposure Factor Datasets | |
Time of Torpor or Hibernation | May/June - Oct. | months of estivation | Male | Adult | University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] | 144 | Exposure Factor Datasets | |
Time of Torpor or Hibernation | July - Dec. | months of estivation | Female | Adult | University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] | 128 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Error | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 531 | 75 | g | Not Reported | Not Reported | captured at University of California, Riverside | 6 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|
Body Weight - Mean | 599.6 | g | Not Reported | Not Reported | University of California, Irvine | 10 | Exposure Factor Datasets |
Body Weight - Mean | 402.3 | g | Not Reported | Not Reported | University of California, Irvine | 10 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | 8.3 | young/litter | Female | Adult | University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] | 20 | Exposure Factor Datasets |
Clutch or Litter Size | 6.9 | young/litter | Female | Adult | University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] | 14 | Exposure Factor Datasets |
Time of Molt | April; June; July | Not Reported | Not Reported | University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|
Population Density | range over 2 yrs | 70.4 - 92.5 | #/ha | Both Male and Female | Adult | Camp Ohlone, East Bay Regional Park District | Not Reported | Exposure Factor Datasets | |
Time of Mating/ Laying | Feb.-Mar. | breeding | Both Male and Female | Adult | Camp Ohlone, East Bay Regional Park District | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|
Metabolic Rate | 0.0251 (10C); 0.0179 (20C); 0.0114 (30C) | mean minium metabolic rate estimated as oxygen consumption at ambient temperatures (10-30C) | ml O2/g/min | Not Reported | Not Reported | 6/group | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.53 | mean basal oxygen consumption at 28 degree C | 0.04 | ml O2/g/ hr | Not Reported | Not Reported | 10 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|---|
Survival/ Mortality | 51.6 | mean annual minimum survival rate; data collection started 5-6 weeks after beginning of pupping season | 7.7 SD | 44.0 - 59.4 | % | Not Reported | Pup | Los Islotes, Baja California Sur | 3 yrs | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 32.6 - 37.0 | kg | Female | Juvenile | 2 | Exposure Factor Datasets | ||
Metabolic Rate | 2.1 | resting metabolism | kcal/kg/hr | Female | Juvenile | 2 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Metabolic Rate | 321.4 | oxygen uptake at rectal temperature of 16.4C. | 23.7 SE | ml O2/min | Both Male and Female | Adult | 3 | Exposure Factor Datasets |
Metabolic Rate | 403.7 | oxygen uptake at rectal temperature of 30.9C. | 36.0 SE | ml O2/min | Both Male and Female | Adult | 3 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|
Metabolic Rate | 4.2 | initial defecation time | hours | Both Male and Female | Adult | 3 animals | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|
Longevity | 28 | captive longevity record | yrs | Not Reported | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Error | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Foraging Distance | 54.2 | 32.4 SD | km | Female | Adult | Adams Cove, San Miguel Island [lat., 34^o01'55"N; long., 120^o26'25" W] | 9 | Exposure Factor Datasets |