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Deep Sea Vent and Fauna
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Voyage
Ocean Exploration
Life In The Deep Sea
Deep Sea Ven and Cold Seep Fauna
Ocean Exploration
Pacific Ring of Fire Expedition. A close-up of the tubeworm Lamelli brachia,found at both Kasuga-2 and Daikoku volcanoes. The tubeworm bushesat Daikoku were up to 1 meter tall (~3 ft).
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Pacific Ring of Fire Expedition. Yellow and orange microbial mats formingbioreactor mound with a thin crust and small chimneys on top. The crustyouter coating acts as a thermal blanket to elevate internal temperaturefrom diffuse venting and help reta
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Whelks and clams at a methane cold seep in the Juan de Fuca Canyon
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A white precipitate forms at this cold seep in Juan de Fuca Canyon.Cold seeps are ocean floor springs where sulfide- or methane-rich fluidsare released from the seafloor.
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Ring of Fire 2002 Expedition. The ROPOS claw positions a bacteria trap alongthe side of Einstein vent at the Mystic vent field of the Magic Mountain area.These traps provide a habitat for bacteria and archea, which will be studiedin Dr. Craig Moyer'
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Ring of Fire 2002 Expedition. These spectacular tubeworms cover Zooarium,a lower-temperature sulfide chimney, which was given its namebecause of all of the lush vent biota which inhabits it.
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Ring of Fire 2002 Expedition. Zooarium chimney, with diffuse flow (lowertemperature and not as focused as the anhydrite structures), provides anideal habitat for vent biota.
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Ring of Fire 2002 Expedition. The ROPOS manipulator arm holds a sampleof an inactive chimney in which fossilized tubeworms are embedded,an extremely rare find.
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Ring of Fire 2002 Expedition. This huge chimney structure (~15 meterstall - a small portion of which is shown in this image) is ventingfluid at 312 degrees C, the highest temperature to date in the MagicMountain area. Marker 72 was placed by ROPOS t
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Ring of Fire 2002 Expedition. Buccionid whelks (the large ivory-coloredgastropods) are probably using their siphons to deposit feed. Snails,limpets and polychaete worms are also visible, as well as a blue/purplemat which is yet to be identified.
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Ring of Fire 2002 Expedition. Barnacles.
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Galapagos 2005 Expedition. Hydrothermal vents expel large amounts of energyand chemicals that provide nourishments for chemosynthetic communities. Ahigher density of crabs, worms, anemones, microbes and fish can be seenon this patch of seafloor near
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Ring of Fire 2006 Expedition. A glimpse of a biological community at a Forecast vent site. The species that occur here and in the Mariana backarc spreadingcenter differ from those on the seamounts of the Mariana arc to the north.Snails and white squ
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Ring of Fire 2006 Expedition. A large white crab and smaller squat lobsters onbacterial mat and volcanic rock.
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Ring of Fire 2006 Expedition. An active vent spewing shimmering hot water.Snails
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Ring of Fire 2006 Expedition. Diving at NW Rota-1 Brimstone Pit. Snails, crab,and shrimp are seen in the shimmering waters of a hydrothermal vent.
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Ring of Fire 2006 Expedition.An agglomeration of red and yellow vent shrimp. The reason for their colordifferences is unknown.
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Ring of Fire 2006 Expedition.A swarm of red and yellow vent shrimp
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Ring of Fire 2006 Expedition.A swarm of red and yellow vent shrimp
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Ring of Fire 2006 Expedition. Diving at NW Rota-1 Brimstone Pit.An outcrop of sulfur covered with material from hydrothermal venting.
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