Clean the inside of the incubator with soap and water, and let it dry before storage. The chart at below lists approximate incubation periods for poultry and game birds species in small incubators. Recommendations for chicken eggs generally apply to hatching eggs or other species. However, waterfowl require greater humidity. Increase the incubator humidity by using a large water pan.
Some hatcheries sprinkle waterfowl eggs with lukewarm water every other day after the first week.
These all can affect the hatch. Here are some common problems and possible causes. Symptoms Possible Cause Eggs candling clear. Poor flock management. Eggs were stored below 40 F or were too old before putting in incubator.