They will make a nest sort of even to just lay not necessarily to hatch a brood of eggs. I collect at the end of the day giving everyone opportunity to lay ducks usually lay early morning but I have chickens who lay up into the day.
If you want fresh eggs to eat collect daily. If you have a drake and want your female to sit and hatch leave the eggs in the nest and let her lay till she begins to brood then in 28 days you’ll have ducklings. You don’t have to destroy the nest every day if your going to collect eggs for...
I didn't count all the eggs my Runners laid their first year but I can tell you it was more than 30 they laid straight for 18 months. Then took a short 2 month break and started back again. Now they are 2.5 yrs old and have slowed down some but are still good egg layers. Just make sure to feed...