Effects of population density and supplemental food on reproduction in song sparrows

Author(s)
Arcese, Peter and James N. M. Smith
Year
Article Title
Effects of population density and supplemental food on reproduction in song sparrows
Volume
57
Pages
119-136
Start Page Number
119
Final Page
136
Review

Datapoints

Displaying 1 - 10 of 10 datapoints.
Species: Song Sparrow (Melospiza melodia)
Exposure Endpoint Type Endpoint Description Endpoint Value Sample Size Units Life Cycle Stage Specific Location Range Countries Type
Age at Fledging, Metamorphosis, Weaning 17 16 pairs with suppl. food d Fledgling Mandarte island CANADA Exposure Factor Datasets
Clutch or Litter Size suppl. food 3.31 16 pairs with suppl. food eggs/clutch Adult Mandarte island CANADA Exposure Factor Datasets
Clutch or Litter Size no suppl. food 2.77 56 pairs without suppl. food eggs/clutch Adult Mandarte island CANADA Exposure Factor Datasets
Body Weight - Mean egg mass; no difference between fed and non-fed fenales 3.08 15 fed and 34 non-fed females g Adult Mandarte island 2.2-3.75 CANADA Exposure Factor Datasets
Survival/ Mortality suppl. food; fledgling surviving to independence 83 13 pairs with suppl. food % Fledgling Mandarte island CANADA Exposure Factor Datasets
Survival/ Mortality survival; no suppl. food; survival fledgling to independence 73 29 pairs without suppl. food % Fledgling Mandarte island CANADA Exposure Factor Datasets
Body Weight - Mean mean mass of nestlings 1 d old; no addtn. food 4.2 14 nestlings g Nestling Mandarte island CANADA Exposure Factor Datasets
Body Weight - Mean mean mass of nestlings 6 d old; no suppl. food 15.55 60 nestlings g Nestling Mandarte island CANADA Exposure Factor Datasets
Body Weight - Mean mean mass of nestlings with suppl. food 1 d old; 4.43 13 nestlings g Nestling Mandarte island CANADA Exposure Factor Datasets
Body Weight - Mean mean mass of nestlings with suppl. food 6 d old 16.81 48 nestlings g Nestling Mandarte island CANADA Exposure Factor Datasets

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