Breeding biology of five species of herons in coastal Florida.

Author(s)
Maxwell, G.R. and Kale, H.W.
Volume
94
Issue
4
Start Page Number
689
Final Page
700

Datapoints

Displaying 1 - 7 of 7 datapoints.
Species: Snowy Egret (Egretta thula)
Exposure Endpoint Type Endpoint Description Endpoint Value Sample Size Units Life Cycle Stage Specific Location Countries Type
Time of Hatching or Parturition April 13-23: 45, April 24-May 1: 16, May 2-21: 10 71 nests Embryo Riomar Island, Indian River County USA Exposure Factor Datasets
Time of Nesting Days between eggs laid See citation Table 3 71 nests Days Embryo Riomar Island, Indian River County USA Exposure Factor Datasets
Clutch or Litter Size No. eggs laid March 23-May 2 2.9 77 Eggs/nest Embryo Riomar Island, Indian River County USA Exposure Factor Datasets
Time of Hatching or Parturition Incubation period 22.1 Days Embryo Riomar Island, Indian River County USA Exposure Factor Datasets
Survival/ Mortality Mortality from laying through 10 d 28.8 65 % Nestling Riomar Island, Indian River County USA Exposure Factor Datasets
Survival/ Mortality Mortality from laying through 2 w 42.5 % Nestling Riomar Island, Indian River County USA Exposure Factor Datasets
Hatching Success 82 226 % Embryo Riomar Island, Indian River County USA Exposure Factor Datasets
OEHHA California Office of Environmental Health Hazard Assessment