Saweru closely related to Yawa of central Yapen Island in Geelvink (Cenderawasih) Bay, Indonesia, of which it is sometimes considered a dialect. It is spoken on Serui Island just offshore.
- ↑ Saweru at Ethnologue (18th ed., 2015)
- ↑ Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, eds. (2016). "Saweru". Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.