Population structure in salt marsh song sparrows Part II: Density, Age Structure, and Maintanance

Author(s)
Johnston, Richard F.
Year
Article Title
Population structure in salt marsh song sparrows Part II: Density, Age Structure, and Maintanance
Volume
58
Pages
254-272
Start Page Number
254
Final Page
272
Review

Datapoints

Displaying 1 - 7 of 7 datapoints.
Species: Song Sparrow (Melospiza melodia)
Exposure Endpoint Type Endpoint Description Endpoint Value Sample Size Units Condition Life Cycle Stage Specific Location Range California Counties Type
Population Density 8-10 Not Reported pairs/acre Adult San Pablo Marsh; San Francisco Bay 8.2-10.5 Contra Costa Exposure Factor Datasets
Clutch or Litter Size 3.14 Not Reported eggs/nest Adult San Pablo Marsh; San Francisco Bay 2.91-3.42 Contra Costa Exposure Factor Datasets
Population Density Not Reported pairs/100 acres breeding Adult San Pablo Marsh; San Francisco Bay 87-124 Contra Costa Exposure Factor Datasets
Clutch or Litter Size 8.2 Not Reported eggs/pair/year breeding Adult San Pablo Marsh; San Francisco Bay 7.5-9.1 Contra Costa Exposure Factor Datasets
Longevity up to 7 6 animals (from 1000) years Adult San Pablo Marsh; San Francisco Bay Contra Costa Exposure Factor Datasets
Survival/ Mortality 1 year or younger 80-85 Not Reported % Adult San Pablo Marsh; San Francisco Bay Contra Costa Exposure Factor Datasets
Species:
Exposure Endpoint Type Endpoint Description Endpoint Value Sample Size Units Specific Location Type
Survival/ Mortality 1 year and older 43 Not Reported % San Pablo Marsh; San Francisco Bay Exposure Factor Datasets

Comment

Please let us know if the information on this page is helpful for you. Enter your comment and leave your email address if you would like to receive a response. Thank you!
OEHHA is subject to the California Public Records Act and other laws that require the release of certain information upon request. If you provide comments, please be aware that your name, address and e-mail may be available to third parties. In addition, all public comments will be posted on our web site upon the close of the comment period.
OEHHA California Office of Environmental Health Hazard Assessment