Ring of Fire 2006 Expedition. Ruby Volcano. Palmtree-like crinoids are really animals that can slowly move about the seafloor. Here they are on the steep slopes of a volcano. The large starfish have 11 arms.

Ring of Fire 2006 Expedition. Ruby Volcano. Palmtree-like crinoids are really animals that can slowly move about the seafloor. Here they are on the steep slopes of a volcano. The large starfish have 11 arms.

Ring of Fire 2006 Expedition. Ruby Volcano. Palmtree-like crinoids are really animals that can slowly move about the seafloor. Here they are on the steep slopes of a volcano. The large starfish have 11 arms.

Ring of Fire 2006 Expedition. Ruby Volcano. Palmtree-like crinoids are really animals that can slowly move about the seafloor. Here they are on the steep slopes of a volcano. The large starfish have 11 arms.

Ring of Fire 2006 Expedition. Ruby Volcano. Palmtree-like crinoids are really animals that can slowly move about the seafloor. Here they are on the steep slopes of a volcano. The large starfish have 11 arms.

Ring of Fire 2006 Expedition. Ruby Volcano. An orange fish inspects a large 11-armed starfish.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Ruby Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano. A large starfish and many small tonguefish on the seafloor.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano. Many tonguefish on the seafloor.

Ring of Fire 2006 Expedition. Daikoku Volcano. Eight tonguefish residing on the seafloor

Ring of Fire 2006 Expedition. Daikoku Volcano. ROV deploying sampling net in attempt to capture tonguefish seen below the ROV.

Ring of Fire 2006 Expedition. Daikoku Volcano.

Ring of Fire 2006 Expedition. Daikoku Volcano. Many tonguefish and white crabs co-exist in a hydrothermal vent area.

Ring of Fire 2006 Expedition. Daikoku Volcano. A sample of sulfur encrusted volcanic rock.

Ring of Fire 2006 Expedition. Daikoku Volcano. White crabs in an area of sulfur deposition.

Ring of Fire 2006 Expedition. Daikoku Volcano. White crabs in an area of sulfur deposition.

Ring of Fire 2006 Expedition. Daikoku Volcano. A few white crabs and a small vent.

Ring of Fire 2006 Expedition. Daikoku Volcano. White crabs in an area of sulfur deposition.

Ring of Fire 2006 Expedition. Daikoku Volcano. Sulfur pit, CO2 bubbles, and a broken crust next to the sulfur pit.

Ring of Fire 2006 Expedition. Daikoku Volcano. A pebble-covered seafloor with numerous tonguefish whose coloration is almost a perfect match for the seafloor in this area.

Ring of Fire 2006 Expedition. Daikoku Volcano. A pebble-covered seafloor with numerous tonguefish whose coloration is almost a perfect match for the seafloor in this area. A large white crab and two small white crabs are visible in the image. The red laser dots are ten centimeters apart, providing a scale for determining size of fauna.

Ring of Fire 2006 Expedition. Daikoku Volcano. Numerous white crabs and a small vent are visible in this sulfur-encrusted landscape.

Ring of Fire 2006 Expedition. Daikoku Volcano. Numerous vents and numerous crabs

Ring of Fire 2006 Expedition. Daikoku Volcano. A starfish, a few tonguefish and what appear to be sulfur globules. Red streaks are probably some sort of fast moving fauna.

Ring of Fire 2006 Expedition. Daikoku Volcano. Globules of congealed sulfur appearing as yellowish-brown snow drifting back to the seafloor after being emitted from a vent as liquid sulfur.

Ring of Fire 2006 Expedition. Daikoku Volcano. Area covered by what appears to be some sort of fauna that is approximately 1 centimeter X 2 centimeters. Probably some sort of gastropod. At least one tonguefish is in the image.

Ring of Fire 2006 Expedition. Daikoku Volcano. Numerous anemones can be seen as well as a gray bacterial mat. Yellowish sulfur impregnated sediments are also evident.

Ring of Fire 2006 Expedition. NW Eifuku Volcano. An area of irregular cobble to boulder-sized rocks of volcanic origin. This area is strangely devoid of macroscopic life.