Mariana Islands
15.62 N, 145.57 E
summit elevation -230 m
submarine volcano
Ruby is a basaltic submarine volcano located in the southern Marianas.
In 1995 submarine explosions were heard at Ruby Volcano, accompanied by a fish kill, sulfurous odors, water bubbling, and the detection of volcanic tremor.
Further reading
Stern, Robert J., et al. "Submarine arc volcanism in the southern Mariana Arc as an ophiolite analogue." Tectonophysics 168.1-3 (1989): 151-170.
1995, 1966