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Displaying 121 - 160 of 194 datapoints
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Charadrius nivosus ssp. nivosus

Citation:

Spacing out at Mono Lake: Breeding success, nest density, and predation in the snowy plover

Author(s)
Page, Gary W., Lynne E. Stenzel, David W. Winkler and Christopher W. Swarth
Pages
13-24
Year
Volume
100
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Hatching Success range in percent of clutches hatching at least one chick (over 4 years) 39.5-68.2 % Not Reported Hatchling Mono Lake (elev. 1,940 m) Not Reported Exposure Factor Datasets
Fledging or Weaning Rate 1.64 number of chicks fledged per successful brood (for one year) fledglings/brood Not Reported Fledgling Mono Lake (elev. 1,940 m) 22 nests Exposure Factor Datasets
Clutches or Litters per year 2 number of clutches laid by 30 out of 81 total nesting females clutches/yr Female Adult Mono Lake (elev. 1,940 m) 81 nesting females Exposure Factor Datasets
Survival/ Mortality 0.778 minimum annual survival rates of marked individuals Male Adult Mono Lake (elev. 1,940 m) 18 birds Exposure Factor Datasets
Survival/ Mortality 0.743 minimum annual survival rate of marked individuals (2 years and both sexes pooled) Both Male and Female Adult Monterey Bay 101 birds Exposure Factor Datasets
Survival/ Mortality 0.643 minimum annual survival rate of marked individuals Not Reported Juvenile Point Reyes 14 birds Exposure Factor Datasets
Citation:

Mating system and reproductive success of a small population of polygamous snowy plovers

Author(s)
Warriner, John S., Jane C. Warriner, Gary W. Page and Lynne E. Stenzel
Pages
15-37
Year
Issue
1
Volume
98
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Migration or Dispersal Mar 9 (females), Mar 24 (males) mean dates of spring migrant arrival to breeding grounds Both Male and Female Adult Pajaro River Mouth 44 males, 59 females Exposure Factor Datasets
Time of Mating/ Laying Mar 23 to Jul 13 period between onset and end of egg laying Female Adult Pajaro River Mouth 6-84 clutches laid/month Exposure Factor Datasets
Territory Size <0.5 defended nesting territory size on salt pan habitat ha Both Male and Female Adult Pajaro River Mouth Not Reported Exposure Factor Datasets
Clutch or Litter Size 3 most frequent clutch size 2-4 eggs/clutch Female Adult Pajaro River Mouth 171 nests Exposure Factor Datasets
Duration of Incubation or Gestation 27.4 average incubation period (measured from last egg laid to last egg hatched) 0.2 SE 26-32 d Both Male and Female Embryo Pajaro River Mouth 57 nests Exposure Factor Datasets
Time of Fledging or Metamorphosis 30.9 fledging period, measured from hatch to first flight of at least 3 m 29-33 d Not Reported Fledgling Pajaro River Mouth 22 birds Exposure Factor Datasets
Fledging or Weaning Rate 92.7 percent of 16 day old chicks that fledged % Not Reported Juvenile Pajaro River Mouth 124 birds Exposure Factor Datasets
Hatching Success 58.2 percent of clutches in which at least one egg hatched (over six years) % Not Reported Hatchling Pajaro River Mouth 189 nests Exposure Factor Datasets
Hatching Success 55.2 percent of all eggs that hatched (over 6 years) % Not Reported Hatchling Pajaro River Mouth 534 eggs Exposure Factor Datasets
Fledging or Weaning Rate percent of hatched chicks that fledged (over 6 years) 39-42 d Not Reported Fledgling Pajaro River Mouth 296 chicks Exposure Factor Datasets
Survival/ Mortality 78.6 percent annual survival % Male Adult Pajaro River Mouth 56 birds Exposure Factor Datasets
Survival/ Mortality 72.6 percent annual survival % Female Adult Pajaro River Mouth 73 birds Exposure Factor Datasets
Citation:

Aspects of the occurrence of shorebirds on a central California estuary

Author(s)
Page, Gary W., Lynne E. Stenzel and Claire M. Wolfe
Pages
15-32
Year
Volume
2
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Population Density 1.9 (fall), 3.4 (winter), 1.1 (spring) mean population density birds/ha Not Reported Not Reported Bolinas Lagoon, Point Reyes National Seashore 5 seasons censused Exposure Factor Datasets
Population Density 6.2 (fall), 19.2 (winter), 6.6 (spring) mean population density birds/ha Not Reported Not Reported Limantour Estero 10 seasons censused Exposure Factor Datasets
Citation:

Breeding biology of snowy plovers at Great Salt Lake, Utah

Author(s)
Paton, Peter W.C.
Pages
275
Year
Issue
2
Volume
107
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Migration or Dispersal late Mar to mid Jun period of migrant arrival to breeding grounds Female Adult Great Salt Lake, Davis County 3 yrs data collection Exposure Factor Datasets
Time of Migration or Dispersal late Mar to May 31; Jul 1-15 peaks of migrant arrival to breeding grounds Male Adult Great Salt Lake, Davis County 3 yrs data collection Exposure Factor Datasets
Time of Mating/ Laying Apr 10-Jul 18 egg-laying period Female Adult Great Salt Lake, Davis County 3 yrs data collection Exposure Factor Datasets
Foraging Distance 177 median foraging distance from nest 25%-75% quartiles=64-466 up to 3770 m Female Adult Great Salt Lake, Davis County 192 observations Exposure Factor Datasets
Foraging Distance 272 median foraging distance from nest 25%-75% quartiles=110-580 up to 2030 m Male Adult Great Salt Lake, Davis County 266 observations Exposure Factor Datasets
Clutch or Litter Size 3 modal clutch size 2-5 eggs/clutch Female Adult Great Salt Lake, Davis County 327 clutches Exposure Factor Datasets
Fledging or Weaning Rate 1.87 average number of chicks fledged per successful brood chicks/brood Female Adult Great Salt Lake, Davis County 3 yrs data collection Exposure Factor Datasets
Citation:

Distribution and abundance of breeding snowy plovers on the Pacific coast of Baja California

Author(s)
Palacios, Eduardo, Lucia Alfaro and Gary W. Page
Pages
490-497
Year
Issue
4
Volume
65
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 2.55 mean clutch size 0.69 SD 1-3 eggs/clutch Female Adult Baja California peninsula 36 nests Exposure Factor Datasets

Charadrius vociferus

Citation:

Aspects of the occurrence of shorebirds on a central California estuary

Author(s)
Page, Gary W., Lynne E. Stenzel and Claire M. Wolfe
Pages
15-32
Year
Volume
2
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Population Density 7.6 (fall), 15.4 (winter), 2.2 (spring) mean population density birds/ha Not Reported Not Reported Bolinas Lagoon, Point Reyes National Seashore 5 seasons censused Exposure Factor Datasets
Population Density 2.2 (fall), 1.8 (winter), 1.3 (spring) mean population density birds/ha Not Reported Not Reported Limantour Estero 10 seasons censused Exposure Factor Datasets
Citation:

Salt water tolerance and water turnover in the snowy plover

Author(s)
Purdue, James R. and Howard Haines
Pages
248-255
Year
Volume
94
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Type
Body Weight - Mean 71.1 body weight of an individual bird g Not Reported Adult 1 bird Exposure Factor Datasets

Sterna antillarum ssp. browni

Citation:

Least tern foraging ecology at three major California breeding colonies

Author(s)
Atwood, Jonathon L. and Dennis E. Minsky
Pages
57-72
Year
Volume
14
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Foraging Distance foraging distance from nesting sites approx. 2 - >2 mi Not Reported Adult Venice Beach, Huntington Beach, Santa Margarita River 10-11 surveys/site Exposure Factor Datasets
Time of Migration or Dispersal late Jul timing of post-fledging dispersal Not Reported Both Adults and Juveniles Santa Margarita River Not Reported Exposure Factor Datasets
Citation:

Status of the least tern at Camp Pendleton, California

Author(s)
Swickard, Deane K.
Pages
49-58
Year
Volume
3
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Migration or Dispersal late Aug-Sep timing of departure from breeding areas Not Reported Both Adults and Juveniles Santa Margarita River at Camp Pendleton 4 nesting areas, 2 years Exposure Factor Datasets
Clutch or Litter Size range of average clutch sizes over 2 years 1.72-2.22 eggs/clutch Not Reported Both Adults and Juveniles Santa Margarita River at Camp Pendleton 230-336 nests Exposure Factor Datasets
Hatching Success proportion of eggs hatched of total eggs laid over 2 years 60.8-79.9 % Not Reported Hatchling Santa Margarita River at Camp Pendleton 419-734 eggs Exposure Factor Datasets
Survival/ Mortality estimated annual mortality rate for two years based on juvenile censuses 56-74 % Not Reported Juvenile Santa Margarita River at Camp Pendleton 92-195 birds counted Exposure Factor Datasets

Sterna antillarum

Citation:

Molt-breeding overlap and timing of pre-basic molt in Texas least terns

Author(s)
Thompson, Bruce C. and R. Douglas Slack
Pages
187-190
Year
Issue
2
Volume
54
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Location Sample Size Type
Time of Molt May-Jul timing of primary molt Not Reported Adult coastal areas 190 birds Exposure Factor Datasets
Time of Molt mid/late Jul-Sep timing of pre-basic molt Not Reported Adult coastal areas Not Reported Exposure Factor Datasets
Citation:

Post-fledging departure from colonies by juvenile Least Terns in Texas: implications for estimating production

Author(s)
Thompson, Bruce C., and R. Douglas Slack
Pages
309-313
Year
Issue
2
Volume
96
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Location Sample Size Type
Fledging or Weaning Rate 76.8 estimated survival rate of banded juveniles 2.0 2SE % Not Reported Fledgling Aransas and San Patricio Counties Not Reported Exposure Factor Datasets
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