Fig. 2.From: Caldera structure of submarine Volcano #1 on the Tonga Arc at 21°09′S, southwestern Pacific: Analysis of multichannel seismic profiling(a) Bathymetry of Volcano #1. (b) Locations of MCS seismic profiles. The locations of the seismic profiles shown in this study are plotted as thick lines labeled with a figure number. A chain of craters is denoted by a circle.Back to article page