If you're left wondering what this entails, a new island formed in Japan, following an underwater eruption, which may act as a good example ... volcano as "the most well-instrumented submarine ...

The Kavachi volcano is an active underwater volcano located near the Solomon Islands in the southwestern Pacific. Underwater, or submarine, volcanoes are found on the ocean floor.

From the gentle slopes of shield volcanoes to the towering stratovolcanoes, and the underwater peaks of submarine volcanoes .

It remains to be seen whether the Caspian Sea examples studied by Evans ... at the junction of deep-seated faults: in submarine settings, mud volcanoes can form short-lived islands of mud that ...