Madang Province, Papua New Guinea
4.92 S, 146.75 E
Submarine Volcano
Unknown depth
According to local legends there was a volcano located in the position of Hankow Reef which erupted 9-11 generations ago and then sunk. The story is preserved in oral traditions told by people from the Madang area.
Further reading
Mennis, M.R., 1981. Yomba Island: a real or mythical volcano. Cooke-Ravian Volume of Volcanological Papers. Geological Survey of Papua New Guinea Memoir, 10, pp.95-99.
Holocene eruptions.