Notes on Vent Field Description:
GEOMETEP cruises with TV grab included SO 40 in 1985/1986 and SO 62 in 1989; Krasnov et al. (1997) does not show hydrothermal deposits here
Year and How Discovered (if active, visual confirmation is listed first):
1985/86 or 1989 TV grab (need to check references to confirm activity)
Discovery References (text):
Dill et al. (1992) Hydrothermal alteration and mineralisation of basalts from the spreading zone of the East Pacific Rise (7 S-23 S). Geologische Rundschau/ International Journal of Earth Sciences, 81: 717-728.
Other References (text):
Krasnov et al., (1997) Morphotectonics, Volcanism and Hydrothermal Activity on the East Pacific Rise between 21º12'S and 22º40'S. Marine Geophysical Researches 19: 287–317.