hydrothermal vent


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hydrothermal vent

n.
A fissure on the floor of a sea from which flows mineral-rich water that has been heated by underlying magma, forming a precipitate of minerals and providing an ecosystem for extremophiles.
References in periodicals archive ?
IN 1977, SCIENTIFIC researchers aboard a submarine dubbed Alvin descended down to the seafloor, where they observed a hydrothermal vent located off the Galapagos Islands.
Some scientists think that the objects partially blocked Morning Glory's hydrothermal vent, the crack in the ground that supplies the pool's hot water.
dissertation in international law for Macquarie University, Australia (no date cited), Leary focuses on the sustainable management specifically of deep-sea hydrothermal vent ecosystems, and does not consider other ecosystems in the deep sea that are also subject to bioprospecting, though some of his discussion might apply in such contexts.
While it's not unusual to find a few small eels in colder water deep beneath the surface, it is unprecedented to find hundreds or perhaps thousands of eels dominating the biological community around a hydrothermal vent.
A hydrothermal vent is a hole in the ocean floor where hot liquids, often containing minerals and gases, rise from subsurface magma.
The Web site's "info modules" give teachers in-depth, interactive teaching aids on subjects such as hydrothermal vent biology, vent chemistry, Earth history, plate tectonics, and history of oceanography.
Lane and Martin show that bacteria capable of growing on no more than hydrogen and carbon dioxide are remarkably similar in the details of their carbon and energy metabolism to the far-from-equilibrium chemistry occurring in a particular type of deep-sea hydrothermal vent, known as alkaline hydrothermal vents.
One (Paralepetopsis tunnicliffae) is from the hydrothermal vent habitat, and two (Paralepetopsis clementensis and Neolepetopsis nicolasensis) are from whale bone.
Peering through a 30 centimeter (12 inch) porthole, Humphris spied a hydrothermal vent.
Sample topics include plant-microbe interactions in seagrass meadows, and biotic interactions and feedback processes in deep-sea hydrothermal vent ecosystems.
5-inch-round window, I have just encountered my first black smoker hydrothermal vent, where hot fluids, laden with chemicals and minerals, spew like smoke from chimney-like rock formations.
2001) first mentioned the presence of species of Rimicaris at hydrothermal vent field on the Rodriguez Triple Junction on the Central Indian Ridge, Indian Ocean, and almost at the same time Van Dover et al.