Ecology of a Sierra Nevada population of willow flycatchers

Author(s)
Flett, Mary Anne and Susan D. Sanders
Year
Article Title
Ecology of a Sierra Nevada population of willow flycatchers
Volume
18
Pages
37-42
Start Page Number
37
Final Page
42
Review

Datapoints

Displaying 1 - 9 of 9 datapoints.
Species: Willow Flycatcher (Empidonax traillii)
Exposure Endpoint Type Endpoint Description Endpoint Value Sample Size Units Life Cycle Stage Specific Location Range California Counties Type
Time of Migration or Dispersal timing of arrival of spring migrants early to mid-June Not Reported Adult Perazzo Meadows, Lacey Valley (32 km NW of Truckee) Sierra Exposure Factor Datasets
Time of Mating/ Laying time by which first eggs laid mid-June 11 nests Adult Perazzo Meadows, Lacey Valley (32 km NW of Truckee) Sierra Exposure Factor Datasets
Time of Hatching or Parturition time by which first eggs hatched June 30 11 nests Adult Perazzo Meadows, Lacey Valley (32 km NW of Truckee) Sierra Exposure Factor Datasets
Time of Fledging or Metamorphosis dates on which first and last young fledged July 15-August 13 11 nests Adult Perazzo Meadows, Lacey Valley (32 km NW of Truckee) Sierra Exposure Factor Datasets
Time of Migration or Dispersal date by which last fall migrants departed August 31 Not Reported Adult Perazzo Meadows, Lacey Valley (32 km NW of Truckee) Sierra Exposure Factor Datasets
Fledging or Weaning Rate average number of fledglings per nest 1.3 11 nests fledglings/nest Fledgling Perazzo Meadows, Lacey Valley (32 km NW of Truckee) 0-3 or 4 Sierra Exposure Factor Datasets
Fledging or Weaning Rate total egg-to-fledgling success rate 29% 5 nests Fledgling Perazzo Meadows, Lacey Valley (32 km NW of Truckee) Sierra Exposure Factor Datasets
Hatching Success total number of eggs hatched relative to estimate of total eggs laid 24/31 11 nests eggs hatched/eggs laid Nestling Perazzo Meadows, Lacey Valley (32 km NW of Truckee) Sierra Exposure Factor Datasets
Territory Size average territory size of paired males based on observed perch locations 3000 8 territories m^2 Adult Perazzo Meadows, Lacey Valley (32 km NW of Truckee) 800-7000 Sierra Exposure Factor Datasets

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