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
Year
Article Title
Mating system and reproductive success of a small population of polygamous snowy plovers
Volume
98
Issue
1
Pages
15-37
Start Page Number
15
Final Page
37
Review

Datapoints

Displaying 1 - 13 of 13 datapoints.
Species: Western Snowy Plover (Charadrius nivosus ssp. nivosus formerly Charadrius alexandrinus ssp. nivosus)
Exposure Endpoint Type Endpoint Description Endpoint Value Sample Size Units Life Cycle Stage Specific Location Range California Counties Type
Survival/ Mortality percent annual survival 78.6 56 birds % Adult Pajaro River Mouth Monterey Exposure Factor Datasets
Time of Migration or Dispersal mean dates of spring migrant arrival to breeding grounds Mar 9 (females), Mar 24 (males) 44 males, 59 females Adult Pajaro River Mouth Monterey Exposure Factor Datasets
Survival/ Mortality percent annual survival 72.6 73 birds % Adult Pajaro River Mouth Monterey Exposure Factor Datasets
Time of Mating/ Laying period between onset and end of egg laying Mar 23 to Jul 13 6-84 clutches laid/month Adult Pajaro River Mouth Monterey Exposure Factor Datasets
Territory Size defended nesting territory size on salt pan habitat <0.5 Not Reported ha Adult Pajaro River Mouth Monterey Exposure Factor Datasets
Clutch or Litter Size most frequent clutch size 3 171 nests eggs/clutch Adult Pajaro River Mouth 2-4 Monterey Exposure Factor Datasets
Duration of Incubation or Gestation average incubation period (measured from last egg laid to last egg hatched) 27.4 57 nests d Embryo Pajaro River Mouth 26-32 Monterey Exposure Factor Datasets
Time of Fledging or Metamorphosis fledging period, measured from hatch to first flight of at least 3 m 30.9 22 birds d Fledgling Pajaro River Mouth 29-33 Monterey Exposure Factor Datasets
Fledging or Weaning Rate percent of 16 day old chicks that fledged 92.7 124 birds % Juvenile Pajaro River Mouth Monterey Exposure Factor Datasets
Hatching Success percent of clutches in which at least one egg hatched (over six years) 58.2 189 nests % Hatchling Pajaro River Mouth Monterey Exposure Factor Datasets
Hatching Success percent of all eggs that hatched (over 6 years) 55.2 534 eggs % Hatchling Pajaro River Mouth Monterey Exposure Factor Datasets
Fledging or Weaning Rate percent of hatched chicks that fledged (over 6 years) 296 chicks d Fledgling Pajaro River Mouth 39-42 Monterey Exposure Factor Datasets
Species:
Exposure Endpoint Type Endpoint Description Endpoint Value Type
Clutches or Litters per year maximum number of broods attempted by individual birds within one breeding season 2 Exposure Factor Datasets

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