Crabs push starfish aside in the process of devouring a dead fish, etc. Included are scenes of undersea avalanches, implosions, explosions, red-hot lava flowing underwater and a diver being struck by hot lava. The film demonstrates the origin of pillow lava. It also includes scenes of an erupting volcano and lava flows above water. Additional footage is available on volcanic activity and lava flows both above and under water.
Curious fish observe the bubbles.
Also, small light rocks suspended above the rising spring water bounce up and down producing a popcorn-like effect. Scuba divers in some scenes. The above is only a partial list of available material. Ahikawa Street Kailua-Kona, Hi.