Anseriformes
- Anatidae
- Auckland Island Merganser, Mergus australis - extinct
- Blue-billed Duck, Oxyura australis
- De Lautour's Duck, Biziura delautouri - extinct
- Chatham Island Duck, Pachyanas chathamica - extinct
- Scarlett's Duck, Malacorhynchus scarletti - extinct (see related Pink-eared Duck)
- Whio or Blue Duck, Hymenolaimus malacorhynchos - Endangered
- Putangitangi or Paradise Shelduck, Tadorna variegata
- Papango or Black Teal or New Zealand Scaup, Aythya novaeseelandiae
- Auckland Islands Teal, Anas aucklandica - Endangered
- Campbell Islands Teal, Anas nesiotis - Critically endangered
- Pateke or Brown Teal, Anas chlorotis - Endangered
- North Island Goose, Cnemiornis gracilis - extinct
- South Island Goose, Cnemiornis calcitrans - extinct
- New Zealand Swan, Cygnus sumnerensis - extinct
Read more about this topic: List Of Birds Of New Zealand