NORESTLANTE 3 LEG 2

Name: NORESTLANTE 3 LEG 2
Start: 1989-04-01
End: 1989-04-18
Location: Northeast Atlantic Ocean (40W)

Type	Oceanographic cruise
Ship	Jean Charcot
Ship owner	Ifremer
Dates	01/04/1989 - 18/04/1989
Chief scientist(s)	SIBUET Jean-Claude
	GEO-OCEAN - UMR 6538 Univ. Brest, CNRS, Ifremer, Univ. Bretagne Sud Place Nicolas Copernic 29280 Plouzané https://www.geo-ocean.fr/
DOI	10.17600/89000312
Objective	Performing heat flux measurements on stable margins extending from Goban Spur (SW Ireland) and West-Galicia, to define the mechanisms of continental margin formation. Studying the Bay of Biscay triple junction. Studying the Pyrenean compression phase.

Sea/Ocean

Northeast Atlantic Ocean (40W)

Ports

Port of departure : Ponta Delgada (Portugal)

Port of return : Brest (France)

Project

EUROSEISMIC EUROPEAN SEISMIC METADATA AND INFORMATION CENTRE

Scientific Authority

GÉOSCIENCES MARINES

Centre Ifremer Bretagne

ZI Pointe du Diable

29280 Plouzané

+33(0)2 98.22.42.24

Participating bodie(s)

IFREMER,Université de PARIS VI, UBO UTRECHT HALIFAX BIO (Canada), Institut Hydrographique (Portugal)

Discipline(s)

MARINE GEOSCIENCES

Code	Label	Quantity	PI
G04	Core soft bottom	32 cores	SIBUET Jean-Claude
G26	Seismic refraction	-	SIBUET Jean-Claude
G27	Gravity measurements	8500	SIBUET Jean-Claude
G28	Magnetic measurements	8500	SIBUET Jean-Claude
G71	In-situ seafloor meas. or sampling Heat flux measurements	32 measurements	SIBUET Jean-Claude
G74	Multi-beam echosounding Seabeam	8500	SIBUET Jean-Claude
G75	Single channel seismic reflection 3.5 kHz sounder	-	SIBUET Jean-Claude
G76	Multichannel seismic reflection Fast seismic with 6 analogue tracks	7500	SIBUET Jean-Claude

Summary of measurements

-32 core samples (Küllenberg) with heat flux measurements.
-7,500 nautical miles of 6-channel analog rapid seismics.
-4TWG net.
-Seabeam.
-Gravimetry.
-Magnetism.
-3.5 kHz sounder.

Location map

Positionning system

Geodetic system : WORLD GEODETIC SYSTEM 1972 = WGS72

Positioning system : GPS + TRANSIT

Data managed by SISMER

Bibliography

Publications

Sibuet Jean-Claude, Rouzo Stephane, Srivastava Shiri (2012). Plate tectonic reconstructions and paleogeographic maps of the central and North Atlantic oceans. Canadian Journal Of Earth Sciences, 49(12), 1395-1415. Publisher's official version : https://doi.org/10.1139/e2012-071 , Open Access version : https://archimer.ifremer.fr/doc/00117/22805/

Tucholke Brian E., Sibuet Jean-Claude (2012). Problematic plate reconstruction. Nature Geoscience, 5(10), 676-677. Publisher's official version : https://doi.org/10.1038/ngeo1596 , Open Access version : https://archimer.ifremer.fr/doc/00095/20617/

Sibuet Jean-Claude, Tucholke Brian E. (2012). The geodynamic province of transitional lithosphere adjacent to magma-poor continental margins. Geological Society, London, Special Publications, 369. https://doi.org/10.1144/SP369.15

Thinon I, Fidalgo-Gonzalez L, Rehault Jean Pierre, Olivet Jean-Louis (2001). Pyrenean deformations in the Bay of Biscay. Comptes Rendus De L Academie Des Sciences Serie Ii Fascicule A Sciences De La Terre Et Des Planetes, 332(9), 561-568. https://doi.org/10.1016/S1251-8050(01)01576-2

References of Articles published in other Periodicals or Scientific Works acclaimed in the Field

Sibuet Jean-Claude, Monti Serge, Pautot Guy (1994). New bathymetric map of the Bay of Biscay. Comptes Rendus de l'Academie des Sciences Serie II, 318(5), 615-625.

References of Technical Reports

(1989) Compte-rendu de Campagne. NORESTLANTE III.