KERSIMAG - MD 67

Name: KERSIMAG - MD 67
Start: 1991-02-28
End: 1991-04-08
Location: Indian Ocean

Type	Oceanographic cruise
Ship	Marion Dufresne
Ship owner	IPEV
Dates	28/02/1991 - 08/04/1991
Chief scientist(s)	SCHLICH Roland
	INSTITUT DE PHYSIQUE DU GLOBE DE STRASBOURG - UMR CNRS 7516 5 rue René Descartes 67084 Strasbourg Cedex +33 (0)3 68 85 00 23 https://ites.unistra.fr/
DOI	10.17600/91011811
Objective	Surveying of Williams Ridge. Studying the structures of the Kerguelen Plateau and Elan bank.

Sea/Ocean

Indian Ocean

(Ocean indien)

Scientific Authority

INSTITUT DE PHYSIQUE DU GLOBE DE STRASBOURG - UMR CNRS 7516

5 rue René Descartes

67084 Strasbourg Cedex

+33 (0)3 68 85 00 23

https://ites.unistra.fr/

Participating bodie(s)

I.P.G. Strasbourg, T.A.A.F.

Discipline(s)

MARINE GEOSCIENCES

Code	Label	Quantity	PI
G01	Dredge	1 hauls	SCHLICH Roland
G27	Gravity measurements 3000 Km	-	SCHLICH Roland
G28	Magnetic measurements 3000 Km	-	SCHLICH Roland
G73	Single-beam echosounding 3000 Km	-	SCHLICH Roland
G75	Single channel seismic reflection 3500 Km	-	SCHLICH Roland
G76	Multichannel seismic reflection 2000 Km - 24 traces numeriques (SEGB)	-	SCHLICH Roland

Summary of measurements

-1 dredge haul (1.5 tonnes of various rocks).
-Approximately 2,000 km of multibeam reflection seismic profiles between 57 and 63°S (39,790 shots).
-Approximately 3,000 km of bathymetric, magnetic, gravimetric and single-channel reflection seismic profiles between 66° and 58°S and 64° and 79°E.
-One single channel reflection seismic profile of 500 km on Elan Bank.
-Seismics: EOPGS acquisition chain (SERCEL SN338): 24 channels; Flexichoc source; shot interval = 50 m; 39,790 shots; SEGB format; sampling interval = 4 ms; listening time = 6 sec; nb. samples = 1,500; 1,990 km.
-Seismics: Water gun source; 50 steps; 48,102 shots; Format IPG, A; 1 trace.

Location map

Data managed by SISMER

Bibliography

Publications

Grall Celine, Henry P., Thomas Yannick, Westbrook Graham, Cagatay M. N., Marsset Bruno, Saritas H., Cifci G., Geli Louis (2013). Slip rate estimation along the western segment of the Main Marmara Fault over the last 405–490 ka by correlating mass transport deposits. Tectonics, 32(6), 1587-1601. Publisher's official version : https://doi.org/10.1002/2012TC003255 , Open Access version : https://archimer.ifremer.fr/doc/00169/28074/

Rotstein Y, Munschy M, Bernard A (2001). The Kerguelen Province revisited: Additional constraints on the early development of the southeast Indian Ocean. Marine Geophysical Researches, 22(2), 81-100. https://doi.org/10.1023/A:1010345608833