Hydrothermal vents are fissures on the seabed from which geothermally heated water discharges. They are commonly found near volcanically active places...

kloh-AY-kə), pl.: cloacae (/kloʊˈeɪsi/ kloh-AY-see or /kloʊˈeɪki/ kloh-AY-kee), or vent, is the rear orifice that serves as the only opening for the digestive, reproductive...

a volcanic vent. The pyroclastic fragments are formed by explosive eruptions or lava fountains from a single, typically cylindrical, vent. As the gas-charged...

and a vent to allow the magma to escape above the surface as lava. The erupted volcanic material (lava and tephra) that is deposited around the vent is known...

Wilfried Fitzenreiter [de] 1980: Werner Tübke 1981: Elizabeth Shaw 1982: Hans Vent [de] 1983: Sabina Grzimek 1984: Manfred Böttcher [de] 1985: Joachim John [de]...

Amundsen Sea. It is a c. 30-kilometre-wide (19 mi) mountain with parasitic vents and a caldera up to 8 kilometres (5 mi) wide. Most of the volcano is formed...

The Endeavour Hydrothermal Vents (also known as the Main Endeavour Field, MEF, or EHV) are a group of hydrothermal vents in the north-eastern Pacific...

Lokiarchaeota "Arctic Circle Vent". University of Washington. 2008-07-24. Retrieved 2008-07-25. Pedersen, Rolf B.; Rapp, Hans Tore; Thorseth, Ingunn H.;...

A fumarole (or fumerole) is a vent in the surface of the Earth or another rocky planet from which hot volcanic gases and vapors are emitted, without any...

hydrothermal-vent snail, a marine gastropod mollusc in the family Peltospiridae. This vent-endemic gastropod is known only from deep-sea hydrothermal vents in the...