Mariana Islands
20.13 N, 145.10 E
summit elevation -8 m
submarine volcano
Supply Reef is a submarine volcano is located 17 km NW of the Maug Islands in the northern Marianas.
Submarine eruptions have been detected by sonar 15-25 km NW of Supply Reef.
Further reading
Bloomer, S.H., Stern, R.J. and Smoot, N.C., 1989. Physical volcanology of the submarine Mariana and Volcano Arcs. Bulletin of Volcanology, 51(3), pp.210-224.
1989, 1969, 1985?