Check out these duck migration images:
Ring-Necked Duck
Image by rengel134
[Aythya collaris ] Taken in Braddok Bay disorder park in Greece N.Y. The most common diving duck to be found on small ponds in migration, the Ring-necked Duck is more easily recognized by the bold white ring around its bill than the devious purplish one around its neck
Many more ducks
Image by august allen
Please, for the like of God, look at this large.
Rubber duck migration
Image by John Linwood
The main pack passes under Hampton Court bridge