VT 112 / OHA-SIS-BIO-2
Type | Oceanographic cruise |
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Set | This cruise is part of the set OHA-SIS-BIO - OBSERVATOIRE HYDROACOUSTIQUE |
Ship | Marion Dufresne |
Ship owner | TAAF |
Dates | 26/01/2010 - 19/02/2010 |
Chief scientist(s) | BRACHET Cédric |
DIVISION TECHNIQUE DE L'INSU - UPS855 - PLOUZANÉ Bâtiment IPEV Technopole Brest-Iroise BP 74 29280 Plouzané +33(0)2 98.05.65.35 |
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DOI | 10.17600/10200010 |
Objective | Deploying a hydro-acoustic observatory to monitor the seismicity associated with ocean expansion along the three ridges in the Indian Ocean and the deformation of the central Indian basin, as well as the presence and migration of large whales in the Southern Indian Ocean. The observatory will be made up of 9 autonomous hydrophones located on 5 sites; 2 antennas of 3 hydrophones 30 km apart were installed on 2 of the sites. 8 were deployed during the VT 109/OHA-SIS-BIO-1 / MD 174/TRACK-2 mission. The instrument on the last site (NE-Ams) was the only one deployed during the VT112-MD175 mission. This falls under the OHA-SIS-BIO project. |