Duck

The scientific name of the Lesser scaup is Aythya affinis. It belongs to the Anatidae family, which includes ducks, geese, and swans.

Diving duck

If it was injured to the point that you were able to catch it then it needs professional attention. Take it to a wildlife rescue and rehabilitation center. They will be able to care for it properly and repair it so that it may be returned to the wild.

yes they are the same duck they are slao called broadbills in new jersey..