Notes on Vent Field Description:
longitude approximate; Murton et al. (1994): "A particulate-rich water mass was observed 250 m above the axial valley floor of the MAR at 27 00'N… No corresponding manganese anomaly was observed."
Notes Relevant to Biology:
Year and How Discovered (if active, visual confirmation is listed first):
Discovery References (text):
(plume only) B.J. Murton et al., (1994) Direct evidence for the Distribution and Occurrence of Hydrothermal Activity Between 27 and 30 degrees north on the Mid-Atlantic Ridge, Earth Planet. Sci. Lett. 125, pp. 119–128.