Maps of the summit of Ruby Seamount

Left (A) Bathymetry collected in July 2026 by the Exploration Vehicle Nautilus, showing the crater formed during the September 2023 eruption with a new lava dome growing in the bottom. Right (B) Depth differences between the survey in March 2026 by the Remotely Operated Vehicle Thompson and the one in July 2026 by Exploration Vehicle Nautilus.  Black line shows outline of crater.