The "Hoff crab" is an undescribed species of deep-sea squat lobster in the family Kiwaidae, which lives on hydrothermal vents near Antarctica.
The Bythograeidae are a small family of crabs which live around hydrothermal vents.
Relicanthus daphneae (formerly Boloceroides daphneae) is a cnidarian resembling a sea anemone, which occurs in the depths of the East Pacific Rise and was described in 2006.
Gandalfus yunohana is a species of crab found on hydrothermal vents on the eastern edge of the Philippine Sea Plate south of Japan.
Mirocaris is a genus of shrimp associated with hydrothermal vents.
Nautilia profundicola is a Gram-negative chemolithoautotrophic epsilonproteobacterium found around hydrothermal vents in the deep ocean.
Paralvinella sulfincola is a species of polychaete worm of the Alvinellidae family that thrives on undersea hot-water vents.
Lucernaria janetae is an exceptionally large stalked jellyfish discovered on deep-sea hydrothermal vents on the East Pacific Rise in 2003 and described in 2005.
Nanoarchaeum equitans is a species of marine Archaea that was discovered in 2002 in a hydrothermal vent off the coast of Iceland on the Kolbeinsey Ridge by Karl Stetter.
Cyanagraea praedator is a species of crab that lives on hydrothermal vents, and the only species in the genus Cyanagraea.
Dahlella caldariensis is a species of leptostracan crustacean which lives on hydrothermal vents in the Pacific Ocean.
Alvinocarididae is a family of shrimp, originally described by M.
The Alvinellidae are a family of small, deep-sea polychaete worms endemic to hydrothermal vents in the Pacific Ocean.
Thermus is a genus of thermophilic bacteria.
Thermococcus litoralis (T. litoralis) is a species of Archaea that is found around deep-sea hydrothermal vents as well as shallow submarine thermal springs and oil wells.
Thermotoga maritima is a hyperthermophilic organism that is a member of the order Thermotogales.
In taxonomy, the Archaeoglobaceae are a family of the Archaeoglobales.
Calyptogena magnifica is a species of giant white clam found clustered around hydrothermal vents at abyssal depths in the Pacific Ocean.
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