What is this?

What is this?

Observation - What is this? - UK and Ireland. Description: A pair of ducks with ducklings. They were larger than a mallard and both looked very similar. I cannot find anything in my book that has the ring around the eye and the patch on the chest. Help!

A pair of ducks with ducklings. They were larger than a mallard and both looked very similar. I cannot find anything in my book that has the ring around the eye and the patch on the chest. Help!