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Egretta thula (Snowy Egret)

Citation:

Reproductive success of colonial tree-nesting waterbirds in Prairie Pothole Wetlands and rivers throughout Northeastern South Dakota.

Author(s)
Baker, N.J., Dieter, C.D. and Bakker, K.K.
Issue
1
Volume
174
Endpoint Value Endpoint Description Error Units Life Cycle Stage Location Sample Size Type
2.8 Mean fledged/successfully fledged nest 0.09 No. young fledged/nest Fledgling NE South Dakota 2008: 25, 2009: 36 nests Exposure Factor Datasets
Citation:

Nestling diet of three sympatrically nesting wading bird species in the Florida Everglades.

Author(s)
Boyle, R.A., Dorn, N.J. and Cook, M.I.
Issue
1
Volume
35
Exposure Endpoint Type Endpoint Value Endpoint Description Units Life Cycle Stage Location Sample Size Type
Dietary Composition Crayfish: 15, small-bodies fishes: 90, larged-bodied fishes: 35, shrimp: 40, aquatic insects: 10, terrestrial insects: 10, garbage: 5, other vertebrates: 0 Prey category Frequency of use, % Nestling Arthur R. Marshall Loxahatchee National Wildlife Refuge, Palm Beach County 20 Exposure Factor Datasets
Citation:

Changes in the nesting populations of colonial waterbirds in Jamaica Bay Wildlife Refuge, New York, 1974–1998.

Author(s)
Brown, K.M., Tims, J.L., Erwin, R.M. and Richmond, M.E.
Issue
3
Volume
8
Exposure Endpoint Type Endpoint Value Endpoint Description Units Life Cycle Stage Location Sample Size Type
Population Density See citation Figure 6B Nesting pairs over time Nesting pairs/yr Adult Jamaica Bay Wildlife Refuge, Long Island See citation Exposure Factor Datasets
Citation:

Mercury concentrations in nestling wading birds relative to diet in the southeastern United States: a stable isotope analysis.

Author(s)
Bryan, A.L., Brant, H.A., Jagoe, C.H., Romanek, C.S. and Brisbin, I.L.
Issue
1
Volume
63
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean 0.4 kg B Nestling Georgia & South Carolina 10 Exposure Factor Datasets
Citation:

Foraging energetics of great egrets and snowy egrets.

Author(s)
Brzorad, J.N., Maccarone, A.D. and Conley, K.J.
Issue
3
Volume
75
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Food Ingestion Rate See ciation Figure 2 Foraging success Fish capture/strike NR Adult New Jersey & New York Not reported Exposure Factor Datasets
Dietary Composition Mummichog: 47, shore shrimp: 47, Atlantic silverside: 6 % total NR Adult New Jersey & New York Not reported Exposure Factor Datasets
Citation:

Diversity, Abundance and Nesting Phenology of the Wading Birds of Bahía Kino, Sonora, México.

Author(s)
Clark, E.W., Fleishman, A.B. and Riegner, M.F.
Issue
4
Volume
38
Exposure Endpoint Type Endpoint Value Endpoint Description Units Life Cycle Stage Location Type
Population Density 2009: 132, 2010: 216, 2011: 150, 2012: 30, 2013: 11 Nests from flight rates & direct counts No. nests Adult Bahia Kino, Sonora Exposure Factor Datasets
Citation:

Growth rates of great egret, snowy egret and black-crowned night-heron chicks.

Author(s)
Custer, T.W. and Peterson Jr, D.W.
Issue
1
Volume
14
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Location Sample Size Type
Growth Rate By hatching order: A: 14.1, B: 11.4, C: 9.7 Mass gain/day By hatching order: A: 0.9, B: 1.5, C: 2.9 g/d B Chick Lavaca Bay island, Calhoun County 5 Exposure Factor Datasets
Growth Rate By hatching order: A: 4.4, B: 3.8, C: 2.9 Forearm growth By hatching order: A:0.3, B: 0.6, C: 0.7 mm/d B Chick Lavaca Bay island, Calhoun County 5 Exposure Factor Datasets
Growth Rate By hatching order: A: 2.8, B: 2.6, C: 2.0 Trasus growth By hatching order: A: 0.1, B: 0.3, C: 0.5 mm/d B Chick Lavaca Bay island, Calhoun County 5 Exposure Factor Datasets
Growth Rate By hatching order: A: 2.0, B: 1.7, C: 1.4 Culmen growth By hatching order: A: 0.1, B: 0.1, C: 0.2 mm/d B Chick Lavaca Bay island, Calhoun County 5 Exposure Factor Datasets
Citation:

Reproductive success, growth and survival of Black-crowned Night-Heron (Nycticorax nycticorax) and Snowy Egret (Egretta thula) chicks in coastal Virginia.

Author(s)
Erwin, R.M., Haig, J.G., Stotts, D.B. and Hatfield, J.S.
Issue
1
Volume
113
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 1 to 5 Eggs/nest B Embryo Marsh islands near Chincoteague 1992: 22, 1993: 48 nests Exposure Factor Datasets
Growth Rate See citation Table 3 Mass gain/day g/d B Embryo Marsh islands near Chincoteague 1992: 22, 1993: 48 nests Exposure Factor Datasets
Growth Rate See citation Table 3 Culmen growth mm/d B Embryo Marsh islands near Chincoteague 1992: 22, 1993: 48 nests Exposure Factor Datasets
Time of Migration or Dispersal 56.3 Chick age at dispersal 5.6 d B Chick Marsh islands near Chincoteague 22 Exposure Factor Datasets
Time of Migration or Dispersal 53 3.7 d B Chick Marsh islands near Chincoteague 20 Exposure Factor Datasets
Survival/ Mortality 0.919 Weekly estimated survival rate 0.038 B Chick Marsh islands near Chincoteague Exposure Factor Datasets
Survival/ Mortality 0.833 0.042 B Chick Marsh islands near Chincoteague Exposure Factor Datasets
Foraging Distance Dispersal movement 37.2 to 52.5 km B Juvenile Marsh islands near Chincoteague 31 Exposure Factor Datasets
Time of Migration or Dispersal Review Age at dispersal d B Juvenile Marsh islands near Chincoteague Exposure Factor Datasets
Citation:

Dispersal and habitat use by post-fledging juvenile Snowy Egrets and Black-crowned Night-herons.

Author(s)
Erwin, R.M., Haig, J.G., Stotts, D.B. and Hatfield, J.S.
Issue
2
Volume
108
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Location Sample Size Type
Territory Size Day 5: 97.0, days 15-45: 121.3, day 60: 124.9 Dispersal movement Day 5: 66.7, days 15-45: 61.5, day 60: 53.9 km B Juvenile Saltmarsh islands, Chincoteague 8 Exposure Factor Datasets
Territory Size Day 5: 37.2, day 15: 50.6, days 30-60: 52.5 Dispersal movement Day 5: 30.2, day 15: 35.6, days 30-60: 39.4 km B Juvenile Saltmarsh islands, Chincoteague 11 Exposure Factor Datasets
Citation:

Organochlorine residues, eggshell thickness, and reproductive success of Snowy Egrets nesting in Idaho.

Author(s)
Findholt, S.L.
Issue
2
Volume
86
Exposure Endpoint Type Endpoint Value Endpoint Description Units Life Cycle Stage Location Sample Size Type
Hatching Success 62 Percent laid that hatched % Embryo Minidoka National Wildlife Refuge 316 Exposure Factor Datasets
Hatching Success 66 Percent laid that hatched % Embryo Blackfoot Reservoir 128 Exposure Factor Datasets
Hatching Success 58 Percent laid that hatched % Embryo Mud Lake Wildlife Management Area 33 Exposure Factor Datasets
Citation:

Current status and distribution of the Ciconiiforms nesting in Wyoming.

Author(s)
Findholt, S.L. and Berner, K.L.
Issue
2
Volume
48
Exposure Endpoint Type Endpoint Value Endpoint Description Sample Size Type
Population Density See citation Table 3 Number of nests See citation Exposure Factor Datasets
Citation:

The effects of prey availability on the numerical response of wading birds.

Author(s)
Gawlik, D.E.
Issue
3
Volume
72
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Population Density See citation Figure 4 Birds/2.4 ha Birds/2.4 ha B Both Adults and Juveniles Constructed wetlands, Palm Beach See citation Exposure Factor Datasets
Citation:

Long-term trends in population and community measures of colonial-nesting waterbirds in Galveston Bay Estuary.

Author(s)
Gawlik, D.E., Slack, R.D., Thomas, J.A. and Harpole, D.N.
Issue
2
Volume
21
Exposure Endpoint Type Endpoint Value Endpoint Description Error Life Cycle Stage Location Sample Size Type
Population Density 1008 Annual abundance 581 Both Adults and Juveniles Galveston Bay Estuary See citation Exposure Factor Datasets
Citation:

Reproductive parameters for nine avian species at Moore Creek, Merritt Island National Wildlife Refuge.

Author(s)
Girard, G.T.
Volume
219
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 3 0.56 Eggs/nest Embryo Merritt Island National Wildlife Refuge, Brevard County 60 Exposure Factor Datasets
Clutch or Litter Size 3.1 0.52 Eggs/nest Embryo Merritt Island National Wildlife Refuge, Brevard County 49 Exposure Factor Datasets
Clutch or Litter Size 2.7 0.65 Eggs/nest Embryo Merritt Island National Wildlife Refuge, Brevard County 11 Exposure Factor Datasets
Hatching Success Clutch size 2: 94.3, 3: 94.3, 4: 90.9 Percent laid that hatched % Embryo Merritt Island National Wildlife Refuge, Brevard County Clutch size 2: 3, 3: 41: 4: 11 nests Exposure Factor Datasets
Citation:

Spatial and temporal trends of contaminants in eggs of wading birds from San Francisco Bay, California.

Author(s)
Hothem, R.L., Marois, K.C., Wainwright, S.E., Roster, D.L., King, K.A. and Keldsen, T.J.
Issue
8
Volume
14
Exposure Endpoint Type Endpoint Value Endpoint Description Units Life Cycle Stage Location Sample Size Type
Hatching Success 1989: 95.3, 1990: 92.7 % hatched of total laid Embryo San Francisco Bay Area: Bair Island 1989: 80, 1990: 96 nests Exposure Factor Datasets
Hatching Success 1989: 92.0, 1990: 93.0 % hatched of total laid Embryo San Francisco Bay Area: West Marin Island 1989: 110, 1990: 116 nests Exposure Factor Datasets
Survival/ Mortality 1989: 0.553, 1990: 0.335 Fledgling success % hatched of total laid Fledgling San Francisco Bay Area: Bair Island 1989: 80, 1990: 96 nests Exposure Factor Datasets
Survival/ Mortality 1989: 0.626, 1990: 0.587 Fledgling success % hatched of total laid Fledgling San Francisco Bay Area: West Marin Island 1989: 110, 1990: 116 nests Exposure Factor Datasets
Citation:

Status, trends, and implications for the conservation of heron and egret nesting colonies in the San Francisco Bay area.

Author(s)
Kelly, J.P., Etienne, K., Strong, C., McCaustland, M. and Parkes, M.L
Issue
4
Volume
30
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Life Cycle Stage Location Sample Size Type
Population Density See citation Figure 2 Number of active nests Adult San Francisco bay area See citation Exposure Factor Datasets
Survival/ Mortality See citation Figure 6 Mean annual nest survivorship San Francisco bay area See citation Exposure Factor Datasets
Clutch or Litter Size See citation Figure 7 Young in successful nests Nestling San Francisco bay area See citation Exposure Factor Datasets
Clutch or Litter Size Central San Francisco Bay: 2.18, Outer Coast-a: 1.82, Outer coast-b: 1.75, San Pablo Bay-a: 2.49, San Pablo Bay-b: 2.46, Russian River-a: 2.37, Russian River-b: 2.38 Mean young fledged in successful nests Central San Francisco Bay: 0.135, Outer Coast-a: 0.076, Outer coast-b: 0.086, San Pablo Bay-a: 0.059, San Pablo Bay-b: 0.046, Russian River-a: 0.060, Russian River-b: 0.048 Fledglings Fledgling San Francisco bay area Central San Francisco Bay: 35, Outer Coast-a: 38, Outer coast-b: 15, San Pablo Bay-a: 160, San Pablo Bay-b: 103, Russian River-a: 97, Russian River-b: 53 Exposure Factor Datasets
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