Passeriformes
Loggerhead Shrike (Lanius ludovicianus)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
|---|---|---|---|---|---|---|---|---|---|
| DIELDRIN | increased at 1, 2, 4, 8 mg/kg/d | rate of mortality compared with controls | Not Reported | Juvenile | 10-11/dose | collected in San Diego County, CA | Toxicity Factor Datasets | 1 day post-hatch (begin) | Laboratory |
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| DDE (4,4'-) | 3.09 (0.09 SE) ppm, wet wt | concentration in eggs | Not Reported | Embryo | 20 clutches, 104 eggs | southern IL | Toxicity Factor Datasets |
| DDE (4,4'-) | decreased | eggshell thickness index compared with reference samples collected in 1875-95 | Not Reported | Embryo | 20 clutches, 104 eggs | southern IL | Toxicity Factor Datasets |
| DDE (4,4'-) | y = 92.610 - 2.412 log x | linear negative correlation of egg DDE concentration and shell thickness | Not Reported | Embryo | 20 clutches, 104 eggs | southern IL | Toxicity Factor Datasets |
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| AMMONIUM NITRATE | significantly increased (138.5% +/- 86.1 SD) | percent increase in breeding territory size post-spray vs. unsprayed controls | Both Male and Female | Both Adults and Juveniles | 4 control, 8 treatment territories | MacArthur Agroecology Research Center, Archbold Biological Station | Toxicity Factor Datasets |
| AMMONIUM NITRATE | significantly earlier | timing of nesting season termination in pairs post-spray vs. unsprayed controls | Both Male and Female | Both Adults and Juveniles | 4 control, 8 treatment territories | MacArthur Agroecology Research Center, Archbold Biological Station | Toxicity Factor Datasets |
| AMMONIUM NITRATE | increased | loss of eggs, nestlings, fledglings and adults post-spray vs. unsprayed controls | Both Male and Female | Both Adults and Juveniles | 4 control, 8 treatment territories | MacArthur Agroecology Research Center, Archbold Biological Station | Toxicity Factor Datasets |
| Exposure Endpoint Type | Chemical | Endpoint Value | Location | Type | Countries | Lab |
|---|---|---|---|---|---|---|
| DIELDRIN | review | Toxicity Factor Datasets | Laboratory | |||
| Time of Migration or Dispersal | review | Exposure Factor Datasets | CANADA, USA | |||
| Dietary Composition | review | Exposure Factor Datasets | CANADA, USA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 4.7 | average number of fledglings produced per successful nest, 2 years | fledglings/nest | Not Reported | Fledgling | 32 nests | York County | Exposure Factor Datasets | 1.3 SD |
| Hatching Success | 4.4 | average number of young hatched per nest, 2 years | hatchlings/nest | Not Reported | Hatchling | 37 nests | York County | Exposure Factor Datasets | 1.8 SD |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Time of Mating/ Laying | Apr-mid Aug | period from clutch initiations to chicks fledging | Both Male and Female | Adult | 98 pairs | Ada, Elmoor, Owyhee Counties | Exposure Factor Datasets | ||
| Clutch or Litter Size | 6.1 | average number of eggs per clutch, 2 years | eggs/clutch | Female | Adult | 84 clutches | Ada, Elmoor, Owyhee Counties | Exposure Factor Datasets | 0.8 SD |
| Fledging or Weaning Rate | 5.1 | average number of fledglings per sucessful pair | fledglings/pair | Not Reported | Fledgling | 65 pairs | Ada, Elmoor, Owyhee Counties | Exposure Factor Datasets | 1.5 SD |
| Age at Fledging, Metamorphosis, Weaning | age at which young left nests | d | Not Reported | Fledgling | 65 pairs | Ada, Elmoor, Owyhee Counties | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 3.02 | average number of fledglings produced per nesting attempt | fledglings/nest | Not Reported | Fledgling | 60 nesting attempts | southern Minnesota | Exposure Factor Datasets | 2.07 SD |
| Survival/ Mortality | 0.47 | annual adult survival (based on reoccupancy rate from the previous year), over 3 years | Both Male and Female | Adult | 16-37 territories/year | southern Minnesota | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Orthoptera (59); Lepidoptera (15); Coleoptera (10); arthropod larvae (8); mammals; reptiles and amphibians (4); unident. arthropods (3) | percent of total identified prey items delivered to the nest | % | Not Reported | Nestling | 1 pair, 155 identified prey | York County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Population Density | 90-96 | range of densities over 2 sampling years | individuals/ 12 study blocks | Not Reported | Adult | 2 sample years | southeastern Alberta | Exposure Factor Datasets | CANADA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Territory Size | range of post-breeding territory size | ha | Not Reported | Adult | 21 territories | Archbold Biological Station, Lake Placid | Exposure Factor Datasets | |
| Foraging Distance | 6.5 | maximum distance travelled from a fence post to a prey item on ground | m | Not Reported | Adult | 21 territories | Archbold Biological Station, Lake Placid | Exposure Factor Datasets |
| Foraging Distance | 9.2 | maximum distance travelled from a cabbage palm to a prey item on ground | m | Not Reported | Adult | 21 territories | Archbold Biological Station, Lake Placid | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | average clutch sizes, 2 years | eggs/clutch | Female | Adult | 27-52 pairs/yr | eastern Ontario, Quebec | Exposure Factor Datasets | CANADA | |
| Duration of Incubation or Gestation | 17 | average incubation period, 2 years | d | Not Reported | Embryo | 27-52 pairs/yr | eastern Ontario, Quebec | Exposure Factor Datasets | CANADA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Longevity | 12-6 | age of oldest identified banded individual | yr-mo | Not Reported | Adult | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 3.8 | average clutch size | eggs/clutch | Female | Adult | 64 clutches | Archbold Biological Station | Exposure Factor Datasets | 0.8 SD |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Time of Mating/ Laying | late Feb (begin), April (peak) | time of nesting activity | Both Male and Female | Adult | 133 pairs | Lawton, Comanche County | Exposure Factor Datasets |
Song Sparrow (Melospiza melodia)
| Chemical | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| DIMETHOATE | 34% (27% SD) | mean reduction in blood serum cholinesterase activity compared to untreated | Male | Adult | 15-20 sparrows | Christmas tree farms; Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| DIAZINON | 27% (43% SD) | % reduction of blood serum cholinesterase compared to untreated | Not Reported | Not Reported | 20-29 sparrows | Christmas tree farms; Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| DIAZINON | 38% | mortality of eggs and nestlings (control 21 %) | Not Reported | Embryo, Nestling | 9 nests | Sherbrooke, Quebec | Toxicity Factor Datasets | CANADA |
| Chemical | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| DIMETHOATE | significant reduction of mean daily activity levels (perch hopping) | Not Reported | Not Reported | 7 treated; 7 control | Toxicity Factor Datasets | CANADA | Laboratory | |||
| DIMETHOATE | 3.4 | weight loss (3.4 g over experiment period; controls gained 0.43 g) | g | Not Reported | Not Reported | 7 treated; 7 control | Toxicity Factor Datasets | CANADA | Laboratory |
| Exposure Endpoint Type | Chemical | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
|---|---|---|---|---|---|---|---|---|---|---|---|
| FONOFOS, TERBUFOS | no effect | reproductive parameters (reproductive success, clutch size, number of unhatched eggs, number of young fledged/nest) of nests located on edges of sprayed fields | Both Male and Female | Both Adults and Juveniles | 60 treatment, 32 control nests | southwestern Ontario | Toxicity Factor Datasets | CANADA | |||
| FONOFOS, TERBUFOS | no effect | survival of banded individuals, pre- versus post-application, up to 50 days post-application | Both Male and Female | Adult | 88 males, 44 females (treatment); 69 males, 27 females (control) | southwestern Ontario | Toxicity Factor Datasets | CANADA | |||
| Clutch or Litter Size | 4.22 | mean clutch size of nests in control plots | eggs/clutch | Female | Adult | 32 nests | southwestern Ontario | Exposure Factor Datasets | CANADA | 0.94 | |
| Hatching Success | 29.4% | proportion of successful nests containing unhatched eggs | % | Both Male and Female | Both Adults and Juveniles | 32 nests | southwestern Ontario | Exposure Factor Datasets | CANADA | ||
| Fledging or Weaning Rate | 3.88 | mean number of young fledged per successful nest | fledglings/nest | Both Male and Female | Fledgling | 32 nests | southwestern Ontario | Exposure Factor Datasets | CANADA | 1.22 |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|
| Time of Mating/ Laying | early Feb.-July | Both Male and Female | Adult | Not Reported | California to Washington | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries | Error |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | 0.98 | young raised to independence | young/pair | Not Reported | Chick | 34 nests | Mandarte Island | Exposure Factor Datasets | CANADA | 0.17 | |
| Body Weight - Mean | 16.69 | with supplemental food at d 6 | g | Not Reported | Chick | 31 | Exposure Factor Datasets | 6 d | CANADA | ||
| Body Weight - Mean | 15.43 | without suppl. food d 6 | g | Not Reported | Chick | 44 | Exposure Factor Datasets | 6 d | CANADA | ||
| Body Weight - Mean | with & without supplemental food | g | Female | Adult | 27 | Exposure Factor Datasets | 56-108 d | CANADA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 3.31 | suppl. food | eggs/clutch | Both Male and Female | Adult | 16 pairs with suppl. food | Mandarte island | Exposure Factor Datasets | CANADA | 0.11 SE |
| Clutch or Litter Size | 2.77 | no suppl. food | eggs/clutch | Both Male and Female | Adult | 56 pairs without suppl. food | Mandarte island | Exposure Factor Datasets | CANADA | 0.15 SE |
| Body Weight - Mean | 3.08 | egg mass; no difference between fed and non-fed fenales | g | Female | Adult | 15 fed and 34 non-fed females | Mandarte island | Exposure Factor Datasets | CANADA | |
| Survival/ Mortality | 83 | suppl. food; fledgling surviving to independence | % | Both Male and Female | Fledgling | 13 pairs with suppl. food | Mandarte island | Exposure Factor Datasets | CANADA |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
|---|---|---|---|---|---|---|---|
| Body Weight - Mean | see table 1 | Not Reported | Nestling | 6-33 nestlings | San Miguel Island | Exposure Factor Datasets | 0-11 days |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Countries |
|---|---|---|---|---|---|---|---|---|---|---|
| Hatching Success | % | Both Male and Female | Adult | 4733 eggs | Mandarte Island | Exposure Factor Datasets | CANADA | |||
| Time of Mating/ Laying | 24 Feb-19 April | Both Male and Female | Adult | Not Reported | Mandarte island | Exposure Factor Datasets | CANADA | |||
| Body Weight - Mean | 3.12 | median egg weight | g | Both Male and Female | Adult | 387 eggs | Mandarte island | Exposure Factor Datasets | breeding | CANADA |
Willow Flycatcher (Empidonax traillii)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Territory Size | range of territory sizes during the breeding season | m^2 | Both Male and Female | Adult | 15 birds | Sierra National Forest | Exposure Factor Datasets | Fresno | |
| Hatching Success | 75% | hatching success among total eggs laid | Both Male and Female | Hatchling | 8 nests | Sierra National Forest | Exposure Factor Datasets | Fresno | |
| Fledging or Weaning Rate | 50% | proportion of nestlings known or believed to have fledged | Both Male and Female | Fledgling | 8 nests | Sierra National Forest | Exposure Factor Datasets | Fresno |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Territory Size | 3000 | average territory size of paired males based on observed perch locations | m^2 | Male | Adult | 8 territories | Perazzo Meadows, Lacey Valley (32 km NW of Truckee) | Exposure Factor Datasets | Sierra | 2000 SD |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Time of Migration or Dispersal | mid-May (onset), June 8 (date of last capture) | spring passage | Not Reported | Adult | 42 captures | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | Exposure Factor Datasets | ||
| Time of Migration or Dispersal | mid-August (onset), September 16 (date of last capture) | fall migration | Not Reported | Adult | 42 captures | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | Exposure Factor Datasets | ||
| Body Weight - Mean | 12.7 | mean body weight of all birds (subspecies not separated) | g | Not Reported | Adult | 84 | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | Exposure Factor Datasets | 1.2 SD |
| 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 | 8-42 captures per habitat type | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | Exposure Factor Datasets | |
| Body Weight - Mean | 13.31 | mean body weight of adastus subspecies | g | Not Reported | Adult | 9 captures | Rio Grand Nature Center (35deg07'N, 106deg41'W); Bosque del Apache National Wildlife Refuge (33deg48'N, 106deg52'W) | Exposure Factor Datasets | 1.19 SD |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 3.68 | mean clutch size in first nests | eggs/nest | Female | Adult | 31 nests | Wooster and Toledo, OH; Fremont, NE | Exposure Factor Datasets | 0.1 SE |
| Clutch or Litter Size | 3.14 | mean clutch size in renests | eggs/nest | Female | Adult | 29 nests | Wooster and Toledo, OH; Fremont, NE | Exposure Factor Datasets | 0.1 SE |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 3.68 | mean first clutch size | eggs | Female | Adult | 31 nests | Toledo, Wooster, OH | Exposure Factor Datasets | 0.1 SE |
| Clutch or Litter Size | 3.14 | mean clutch size in renests | eggs | Female | Adult | 29 nests | Toledo, Wooster, OH | Exposure Factor Datasets | 0.1 SE |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 36.4% | percent of young fledged of total eggs laid | Not Reported | Fledgling | 272 eggs, 91 nests | Wooster, Toledo, OH; Fremont, NE | Exposure Factor Datasets |
| Hatching Success | 54.8 % | percent of eggs hatched of total eggs laid | Not Reported | Hatchling | 272 eggs, 91 nests | Wooster, Toledo, OH; Fremont, NE | Exposure Factor Datasets |
Bushtit (Psaltriparus minumus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Time of Fledging or Metamorphosis | 14 | age at which young left the nest | d | Not Reported | Not Reported | 1 brood | Stanford University Campus | Exposure Factor Datasets | Santa Clara |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Population Density | 71.2 | density estimate on a grazed plot by transect counts using an exponential polynomial model | birds/40 ha | Not Reported | Not Reported | 64 birds | San Joaquin Experimental Range | Exposure Factor Datasets | Madera | 49.6-92.8 95% CI |
| Population Density | 72.8 | density estimate on an ungrazed plot by point count using an exponential polynomial model | birds/40 ha | Not Reported | Not Reported | 43 birds | San Joaquin Experimental Range | Exposure Factor Datasets | Madera | 50.1-95.5 95% CI |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition | Error |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Territory Size | 0.4 | average territory size based on > 400 point observations | ha | Not Reported | Adult | 12 territories | Jasper Ridge Biological Experimental Area, nr Portola Valley | Exposure Factor Datasets | San Mateo | breeding | 0.08 |
Bell's Vireo (Vireo bellii)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Longevity | 6 -11 | age of oldest identified banded individual | yr-mo | Not Reported | Adult | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|
| Territory Size | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | MEXICO, USA | |
| Age at Fledging, Metamorphosis, Weaning | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | MEXICO, USA | |
| Time of Mating/ Laying | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | MEXICO, USA | |
| Time of Molt | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | MEXICO, USA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Territory Size | range in sizes of areas used by nesting pairs | ac | Both Male and Female | Adult | 9 pairs | Lawrence | Exposure Factor Datasets | |
| Clutch or Litter Size | 3.39 | mean clutch size (over 2 years) | eggs/clutch | Female | Adult | 33 records | Lawrence | Exposure Factor Datasets |
| Duration of Incubation or Gestation | 14 | d | Not Reported | Embryo | Not Reported | Lawrence | Exposure Factor Datasets |
Western Meadowlark (Sturnella neglecta)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Hatching Success | 3 | estimated average brood size | young/clutch | Not Reported | Juvenile | Not Reported | Exposure Factor Datasets | |
| Duration of Incubation or Gestation | observed range of incubation periods | d | Not Reported | Embryo | Not Reported | Exposure Factor Datasets | ||
| Time of Fledging or Metamorphosis | observed number of days chicks spent in nest | d | Not Reported | Fledgling | Not Reported | Exposure Factor Datasets | ||
| Growth Rate | 7 | average increase in body weight | g/d | Not Reported | Nestling | 2 nests | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | Acridid, adult Coleoptera, Tettigoniid, larval Lepidoptera, Hymenoptera, Other, Hemipteran, spider | percent of arthropod taxa in the diet, listed in order of decreasing frequency | Not Reported | Adult | 95 birds | Arapaho Prairie | Exposure Factor Datasets |
Southwestern Willow Flycatcher (Empidonax traillii ssp. extimus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Population Density | population density in a 360 km riparian corridor as indicated by song counts | singing males/yr | Male | Adult | 6 sampling yrs | Colorado River, Grand Canyon National Park | Exposure Factor Datasets | |
| Population Density | population density in a 360 km riparian corridor as indicated by active nest counts | nests found/yr | Both Male and Female | Adult | 6 sampling yrs | Colorado River, Grand Canyon National Park | Exposure Factor Datasets | |
| 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 |
|---|---|---|---|---|---|---|
| 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 |
| 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 |
Least Bell's Vireo (Vireo bellii ssp. pusillus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Clutches or Litters per year | annual clutch numbers per pair observed over 2 years | clutches/yr | Both Male and Female | Adult | 43-48 pairs (2 yrs) | Gibraltar Reservoir | Exposure Factor Datasets | Santa Barbara | |
| 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 |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 63 | percent of birds that successfully fledged one young | % | Male | Adult | 98 birds | Gibraltar Reservoir | Exposure Factor Datasets | Santa Barbara |
Alameda Song Sparrow (Melospiza melodia ssp. pusillula)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Condition | Lab |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 2 | description | Both Male and Female | Adult | sample size | location | Exposure Factor Datasets | age | Alpine | condition | Laboratory |
Ensatina (Ensatina eschscholtzii), Loggerhead Shrike (Lanius ludovicianus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Countries | Error |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Growth Rate | 0.092 | change in snout-vent length measured between recaptures (>1000d) | mm/d | Female | Adult | Not Reported | Calaveras Big Trees State Park (elev., 1400m) | Exposure Factor Datasets | Calaveras | USA | 0.0071 |
| Growth Rate | 0.092 | change in snout-vent length measured between recaptures (>1000d) | mm/d | Female | Adult | Not Reported | Calaveras Big Trees State Park (elev., 1400m) | Exposure Factor Datasets | Calaveras | USA | 0.0071 |
San Pablo Song Sparrow (Melospiza melodia ssp. samuelis)
| Exposure Endpoint Type | Endpoint Value | 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 | |
| Time of Mating/ Laying | late Feb/Mar-June | Not Reported | San Pablo Marsh | Exposure Factor Datasets | Contra Costa |
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