Terrestrial birds
Least Bell's Vireo (Vireo bellii ssp. pusillus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Foraging Distance | up to several hundred yards | maximum observed distance travelled by birds from the nest | Both Male and Female | Adult | 32 pairs (1 yr) | Gibraltar Reservoir | Exposure Factor Datasets | Santa Barbara |
Time of Migration or Dispersal | mid Jul to early Sep | period of departure from the breeding area by migrants | Both Male and Female | Both Adults and Juveniles | Not Reported | Gibraltar Reservoir | Exposure Factor Datasets | Santa Barbara |
Peregrine Falcon (Falco peregrinus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Feb. - Mar. | time of mating | Both Male and Female | Adult | Not Reported | Sierra Madre Oriental, Nuevo Leon | Exposure Factor Datasets | MEXICO |
Time of Hatching or Parturition | Apr. | Both Male and Female | Hatchling | Not Reported | Sierra Madre Oriental, Nuevo Leon | Exposure Factor Datasets | MEXICO |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 1.64 | fledging rate per adult pair | fledglings/pair | Both Male and Female | Adult, Juvenile | 125 territories | Exposure Factor Datasets | breeding |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
---|---|---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 1.91 | representative number of fledglings per nest attempt in a "normal year" | fledglings/nest | Both Male and Female | Fledgling | 101 pairs | Rankin Inlet, Hudson Bay (62 deg49'N, 92 deg05'W) | Exposure Factor Datasets | breeding | |
Clutch or Litter Size | 3.62 | mean number of eggs laid per nest attempt | eggs/clutch | Female | Adult | 84 nest attempts | Rankin Inlet, Hudson Bay (62 deg49'N, 92 deg05'W) | Exposure Factor Datasets | breeding | 0.59 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | one bird/50 sq. km | estimated minimum density | Both Male and Female | Adult | 20 birds | near the Laguna Madre | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 2.24 | mean fledging rate for pairs fledging >1 young; estimated over a 10 yr period | young fledged/pair | Both Male and Female | Adult | 42 | coastal habitats | Exposure Factor Datasets |
American Kestrel (Falco sparverius)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|
Longevity | 12 | yr | Not Reported | Adult | 1 | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | invertebrates (157.5), reptiles (0), birds (272.4), mammals (221.8) | amount of prey taken by prey weight | g | Male | Adult | 5 | Hollister Basin (elev. 48-210 m) | Exposure Factor Datasets | San Benito, Santa Clara |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 3.7 | fledged/successful nest | Both Male and Female | Fledgling | 30 nests | Great Basin (1260-2340 m) | Exposure Factor Datasets | Lassen |
Fledging or Weaning Rate | 3.1 | fledged/active nest | Both Male and Female | Fledgling | 36 nests | Great Basin (1260-2340 m) | Exposure Factor Datasets | Lassen |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
---|---|---|---|---|---|---|---|---|---|---|
Body Fat (total or %) | 6.01 | percent body fat calculated from total body electrical conductivity | % | Male | Adult | 12 | Cape May | Exposure Factor Datasets | migrating | 1.92 SE |
Body Fat (total or %) | 8.51 | percent body fat calculated from total body electrical conductivity | % | Female | Adult | 13 | Cape May | Exposure Factor Datasets | migrating | 2.00 SE |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|---|
Foraging Distance | distance foraged from nest | km | Female | Adult | 4 | agricultural lands (lat, 38 deg 32'N; long., 121 deg 47'W) | Exposure Factor Datasets | Yolo | Breeding |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Surface Area | 7.15 x 10E-3 | dorsal surface area | m^2 | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory | |
Surface Area | 7.15 x 10E-3 | ventral surface area | m^2 | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Time of Hatching or Parturition | Jun 20-Jun 22 | dates of earliest and latest hatching | Not Reported | Nestling | 11 nests | Jackson Hole | Exposure Factor Datasets | |
Territory Size | observed range of movement, based on observations of individuals | mi^2 | Not Reported | Adult | 8 birds | Superior Township | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | body weight at hatch | g | Both Male and Female | Hatchling | Not Reported | Sagehen Creek Field Station | Exposure Factor Datasets | Nevada, Sierra |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|---|
Territory Size | 1.4 | average diameter of territories | km | Both Male and Female | Adult | 16 | southcentral area, agricultural lands | Exposure Factor Datasets | wintering |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | mammal (57%), insect (42%), other (1%) | percent composition of sample pellets (by volume) | Both Male and Female | Adult | 59 pellets | agricultural lands | Exposure Factor Datasets | Yolo | breeding |
Mourning Dove (Zenaida macroura)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 1.14 | mean oxygen consumption during the light period at 10 deg C | ml O2/g bw/hr | Female | Both Adults and Juveniles | 14 | captured at Dundee, IL | Exposure Factor Datasets | fasted | 0.46 SD | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | 1.8 | mean clutch size | Female | Adult | 524 nests | Prairie Island Nuclear Generating Plant | Exposure Factor Datasets |
Fledging or Weaning Rate | 49.4% | proportion of active nests that successfully fledged young | Both Male and Female | Fledgling | 524 nests | Prairie Island Nuclear Generating Plant | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Time of Migration or Dispersal | winter | time of northward movement | Both Male and Female | Both Adults and Juveniles | Not Reported | Turlock area | Exposure Factor Datasets | Merced, Stanislaus |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Time of Migration or Dispersal | review | time of fall and spring migration | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | CANADA, MEXICO, USA | |
Dietary Composition | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | CANADA, MEXICO, USA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Hatching Success | 55.2% | percent of nests in which at least one egg hatched | % | Both Male and Female | Adult | 335 nest attempts | near Bakersfield | Exposure Factor Datasets | Kern |
Hatching Success | 67.1% | percent of eggs laid that hatched | % | Not Reported | Hatchling | Not Reported | near Bakersfield | Exposure Factor Datasets | Kern |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Hatching Success | 226 (both eggs); 56 (one egg) | number of nests in which one or both eggs hatched | Not Reported | Hatchling | 592 nests | near Auburn | Exposure Factor Datasets | |
Age at Fledging, Metamorphosis, Weaning | d | Not Reported | Fledgling | 136 nests | near Auburn | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Survival/ Mortality | 37.3% (before hatch), 9.2% (after hatch) | percent of eggs or young lost before and after hatch | Both Male and Female | Embryo, Juvenile | 634 eggs | Madelia Research Center, Watonwan County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 0.02 | density of nests | nests/ha | Both Male and Female | Adult | 15 plots | Idaho National Engineering Laboratory | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | 2 | clutch size in 97.2% of observed nests | Female | Adult | 1203 nests | J. Clark Salyer National Wildlife Refuge | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Nesting | March-September | period of active nesting | Both Male and Female | Adult | 648 nests | Texas A&M College campus | 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 |
---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 50-57% | percent of occupied nests that fledged young | Both Male and Female | Adult | 63-76 nests | Gilliam, Morrow, and Umatilla counties | Exposure Factor Datasets |
Dietary Composition | arthropods (92%), vertebrates (8%) | percent occurrence in diet based on pellet analysis | Both Male and Female | Not Reported | 5,559 pellets | Gilliam, Morrow, and Umatilla counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Migration or Dispersal | August (begin) | Both Male and Female | Both Adults and Juveniles | 15 pairs | Albuquerque | Exposure Factor Datasets |
Time of Mating/ Laying | third week of March (begin) | Female | Adult | 15 pairs | Albuquerque | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Time of Migration or Dispersal | Sep, Jan | Both Male and Female | Juvenile | Not Reported | Oakland Airport | Exposure Factor Datasets |
Time of Molt | Jul (begin) | Both Male and Female | Adult | Not Reported | Oakland Airport | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|
Time of Molt | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | CANADA, MEXICO, USA | |
Clutch or Litter Size | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | CANADA, MEXICO, USA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Inhalation Rate | 25 | average breathing rate at ambient temperatures below body temperature | breaths/min | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory | |
Inhalation Rate | 340 | breathing rate with heat loading (gular flutter onset) | breaths/min | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
Great Horned Owl (Bubo virginianus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | Dipodomys ordii (0.13%), Microtus montanus (0.14%), Perognathus parvus (0.02%), Peromyscus maniculatus (0.50%), Thomomys umbrinus (0.21%) | relative proportion of prey species in the diet, based on pellet analysis | Female | Adult | 1 owl | Gund Research Ranch, University of Nevada | Exposure Factor Datasets |
Dietary Composition | Dipodomys ordii (0.11%), Microtus montanus (0.12%), Perognathus parvus (0.03%), Peromyscus maniculatus (0.63%), Thomomys umbrinus (0.10%) | relative proportion of prey species in the diet, based on pellet analysis | Male | Adult | 1 owl | Gund Research Ranch, University of Nevada | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Hatching Success | 2.67 | average number of young hatched | hatches/nest | Not Reported | Nestling | 12 nests | Hanford Site, Benton and Franklin Counties | Exposure Factor Datasets | 1.09 |
Fledging or Weaning Rate | 2.67 | average number of young fledged | fledglings/nest | Not Reported | Fledgling | 12 nests | Hanford Site, Benton and Franklin Counties | Exposure Factor Datasets | 1.09 |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Hatching Success | 11 | percent of eggs that failed to hatch | Not Reported | Nestling | 4 nests | Jackson Hole | Exposure Factor Datasets | |
Fledging or Weaning Rate | 2 | number of fledglings produced per pair | fledglings/pair | Not Reported | Fledgling | 4 nests | Jackson Hole | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 914.2 (pallascens), 991.7 (pacificus), 1154.3 (occidentalis), 1317.8 (virgianus), 1238.6 (wapacuthu) | Body weight means for 5 subspecies | g | Male | Adult | 10-26 individuals/subspecies | Exposure Factor Datasets | Laboratory | |
Body Weight - Mean | 1142.2 (pallascens), 1312.4 (pacificus), 1555.1 (occidentalis), 1768.5 (virgianus), 1556.0 (wapacuthu) | body weight means for 5 subspecies | g | Female | Adult | 12-29 individuals/subspecies | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Inhalation Rate | 19.1 | mean resting respiratory rate | #/min | Not Reported | Adult | 4 | Exposure Factor Datasets | crippled, non-releasable | 3.28 SD | Laboratory |
Northern Flicker (Colaptes auratus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 4.71 | average size of clutches laid late in the breeding season (1990-92,1994) | eggs/clutch | Female | Adult | 7 clutches | New Concord, Muskingum County (40 deg, 00'N, 81 deg, 46'W) | Exposure Factor Datasets |
Hatching Success | 5.27 | average number of nestlings from clutches laid early in the breeding season (1990-1992, 1994) | nestlings/clutch | Not Reported | Nestling | 11 clutches | New Concord, Muskingum County (40 deg, 00'N, 81 deg, 46'W) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | CANADA, USA | |
Age at Sexual Maturity | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | CANADA, USA |
Willow Flycatcher (Empidonax traillii)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | 12.3 | d | Both Male and Female | Fledgling | 82 chicks | Toledo, Wooster, OH | Exposure Factor Datasets | 0.1 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Survival/ Mortality | see figure in citation | figure showing percent survival over time of eggs and nestlings | Not Reported | Embryo, Nestling | 272 eggs, 91 nests | Wooster, Toledo, OH; Fremont, NE | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 13.07 | mean body weight of traillii subspecies | g | Not Reported | Adult | 7 captures | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | Exposure Factor Datasets | 0.84 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 16% | Percent of nests that fledged young | Not Reported | Fledgling | 19 nests | Kern River Preserve | Exposure Factor Datasets | Kern |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 56.3% | percent of unparasitized nests with at least one fledgling | Not Reported | Fledgling | 16 nests | Illinois River, Arapahoe National Wildlife Refuge (elev. 2,500 m) | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
---|---|---|---|---|---|---|---|---|
Metabolic Rate | total daily energy expenditure | kJ/h | Male | Adult | 2-4 birds per breeding phase | Hudson Biological Reserve | Exposure Factor Datasets | breeding |
Bushtit (Psaltriparus minumus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|---|---|
Population Density | 2.2 | breeding density estimate | birds/36 ha | Male | Adult | 6 territories | Palomarin Field Station, Point Reyes Bird Observatory | Exposure Factor Datasets | Marin | breeding |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
---|---|---|---|---|---|---|---|---|---|
Foraging Distance | See figure | figure showing mapping of approximate ranges of two flocks during one season | Both Male and Female | Not Reported | 2 flocks | University of California campus | Exposure Factor Datasets | Santa Barbara | nonbreeding |
Loggerhead Shrike (Lanius ludovicianus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Age at Fledging, Metamorphosis, Weaning | range of average nestling periods, in two habitats, for successful nests | d | Not Reported | Fledgling | 64 clutches | Archbold Biological Station | Exposure Factor Datasets | ||
Hatching Success | 1.8 | average number of hatchlings per nest | hatchlings/nest | Not Reported | Hatchling | 64 clutches, 245 eggs | Archbold Biological Station | Exposure Factor Datasets | 2.0 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | late Feb-early Apr | period of egg laying | Female | Adult | 1 pair, 4 years | Exposure Factor Datasets | Santa Clara | ||
Clutch or Litter Size | eggs/clutch | Female | Adult | 9 clutches | Exposure Factor Datasets | Santa Clara |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 60 | average percent of nests that fledged at least 1 young, 4 years | % | Not Reported | Fledgling | 133 pairs | Lawton, Comanche County | Exposure Factor Datasets |
Clutch or Litter Size | 5.8 | average clutch size, 4 years | eggs/clutch | Female | Adult | 101 nests | Lawton, Comanche County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | average number of young surviving to fledge per nest, 2 years | fledglings/nest | Not Reported | Fledgling | 27-52 pairs/yr | eastern Ontario, Quebec | Exposure Factor Datasets | CANADA |
Clutches or Litters per year | clutches/yr | Both Male and Female | Adult | 27-52 pairs/yr | eastern Ontario, Quebec | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Location | Type | Countries |
---|---|---|---|---|
Time of Nesting | review | Exposure Factor Datasets | CANADA, USA | |
Duration of Incubation or Gestation | review | Exposure Factor Datasets | CANADA, USA |
Bell's Vireo (Vireo bellii)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Territory Size | nesting territory size | ac | Both Male and Female | Adult | 5 pairs | Bloomington | Exposure Factor Datasets | |
Time of Mating/ Laying | May 25, 26 (first clutch); June 10, 17 (second clutch) | initiation dates of first and second clutches | Both Male and Female | Adult | 2 nests | Bloomington | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | MEXICO, USA | |
Fledging or Weaning Rate | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | MEXICO, USA |
Song Sparrow (Melospiza melodia)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 4 (+/-4) | mean nest densities in strip cover along fields | nests/100 ha | Both Male and Female | Adult | 35 fields | Adair County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Molt | 9 August-10 November | includes prebasic molt | Both Male and Female | Not Reported | about 10 | Rockefeller University field research center | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Mar-July | Both Male and Female | Not Reported | 15 years | Mandarte island | Exposure Factor Datasets | CANADA | ||
Duration of Incubation or Gestation | 13 | for clutches with 1-5 eggs | d | Both Male and Female | Not Reported | 15 years | Mandarte island | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 15.55 | mean mass of nestlings 6 d old; no suppl. food | g | Not Reported | Nestling | 60 nestlings | Mandarte island | Exposure Factor Datasets | CANADA | 0.31 SE |
Body Weight - Mean | 4.43 | mean mass of nestlings with suppl. food 1 d old; | g | Not Reported | Nestling | 13 nestlings | Mandarte island | Exposure Factor Datasets | CANADA | 0.31 SE |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 412 (foxtail); or 468 (smartweed); or 85 (hemp); or 3943 (pigweed) | estimated number of seeds per hour required at 0 degrees C for active individuals | seeds/hour | Not Reported | Adult | Not Reported | Exposure Factor Datasets | active | Laboratory |
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | g | Male | Both Adults and Juveniles | 11-37 birds | Mandarte island | Exposure Factor Datasets | 9 - >90 wks | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Fledging or Weaning Rate | 0.44 | proportion of nests that fledged at least one young | Both Male and Female | Adult | 4 nests | airports in east-central IL | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Population Density | 1.69 (40) | mean density of breeding birds (maximum density in parentheses) | pairs/square mile | Both Male and Female | Adult | 130 sample units (160 acres/unit) | Exposure Factor Datasets |
Western Meadowlark (Sturnella neglecta)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | mourning dove | item found in stomach analysis | Not Reported | Not Reported | 1 bird | New Mexico State Hwy 26 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | grain (30.8), weed seed (5.3), miscell. vegetable (0.6), Coleoptera (21.3), Orthoptera (20.3), Lepidoptera (12.2), Hemiptera (1.7), Hymenoptera (5.6), Diptera (0.1), Arachnida (0.2), miscell. insects (1.9) | percent contribution to the diet by volume, based on stomach content analyses | % | Not Reported | Not Reported | ~2,000 stomachs | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | range of mean breeding bird densities on three grassland-sagebrush sites (over two years) | territories/16 ha | Both Male and Female | Adult | 3 sites | Wasatch National Forest | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Time of Nesting | first two weeks of May | peak time of nest initiation | Both Male and Female | Adult | 46 nests | near Delta, Manitoba | Exposure Factor Datasets | CANADA |
Southwestern Willow Flycatcher (Empidonax traillii ssp. extimus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Nesting | June 2-July 10 | estimated length of breeding season (period when eggs or young are in the nest) | Both Male and Female | Adult | 6 sampling yrs | Colorado River, Grand Canyon National Park | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|
Clutch or Litter Size | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Time of Nesting | June 1 | estimated beginning of nesting based on historic egg collections | Both Male and Female | Adult | 187 dated egg sets | coastal southern CA; Colorado River; upper San Pedro River, AZ | Exposure Factor Datasets |
San Pablo Song Sparrow (Melospiza melodia ssp. samuelis)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|
Survival/ Mortality | mortality of young birds based on number of eggs/season; in relation to high tides | % | Not Reported | Chick | 349 eggs | San Pablo Marsh | Exposure Factor Datasets | Contra Costa |