Pierre Cochonat

Pierre Cochonat left Ifremer in 2015.

Direction of oceanographic cruises

CruiseBoatDateGeographic coverage
GMO1Suroit2001Mediterranean Sea, Western Basin
IMANICE 2Europe2000Ligurian Sea
IMANICE 1Europe2000Baie des Anges, Proxi aeroport de Nice
ZAIANGO2Atalante1998Marge Congo-Angola
GUINESS 2Suroit1993Golfe de Guinee
GUINESS IAtalante1992Golfe de Guinee
TRANSRHOAtalante1991Delta du Rhone
MONICYANoroit1989Au large de Nice



Sultan Nabil, Savoye Bruno, Jouet Gwenael, Leynaud Didier, Cochonat Pierre, Henry P., Stegmann Sylvia, Kopf Achim (2010). Investigation of a possible submarine landslide at the Var delta front (Nice continental slope, southeast France) . Canadian Geotechnical Journal , 47(4), 486-496 . Publisher's official version : https://doi.org/10.1139/T09-105 , Open Access version : https://archimer.ifremer.fr/doc/00004/11481/


Gay A, Lopez M, Cochonat Pierre, Levache D, Sermondadaz G, Seranne M (2006). Evidences of early to late fluid migration from an upper Miocene turbiditic channel revealed by 3D seismic coupled to geochemical sampling within seafloor pockmarks, Lower Congo Basin . Marine and Petroleum Geology , 23(3), 387-399 . Publisher's official version : https://doi.org/10.1016/j.marpetgeo.2006.02.004 , Open Access version : https://archimer.ifremer.fr/doc/00000/1673/
Gay Aurelien, Lopez M, Cochonat Pierre, Seranne M, Levache D, Sermondadaz G (2006). Isolated seafloor pockmarks linked to BSRs, fluid chimneys, polygonal faults and stacked Oligocene-Miocene turbiditic palaeochannels in the Lower Congo Basin . Marine Geology , 226(1-2), 25-40 . Publisher's official version : https://doi.org/10.1016/j.margeo.2005.09.018 , Open Access version : https://archimer.ifremer.fr/doc/00000/1111/
Gay Aurelien, Lopez M, Ondreas Helene, Charlou Jean-Luc, Sermondadaz G, Cochonat Pierre (2006). Seafloor facies related to upward methane flux within a Giant Pockmark of the Lower Congo Basin . Marine Geology , 226(1-2), 81-95 . Publisher's official version : https://doi.org/10.1016/j.margeo.2005.09.011 , Open Access version : https://archimer.ifremer.fr/doc/00000/1114/


Ondreas Helene, Olu Karine, Fouquet Yves, Charlou Jean-Luc, Gay Aurelien, Dennielou Bernard, Donval Jean-Pierre, Fifis Alexis, Nadalig Thierry, Cochonat Pierre, Cauquil E, Bourillet Jean-Francois, Le Moigne Morgan, Sibuet Myriam (2005). ROV study of a giant pockmark on the Gabon continental margin . Geo-Marine Letters , 25(5), 281-292 . Publisher's official version : https://doi.org/10.1007/s00367-005-0213-6 , Open Access version : https://archimer.ifremer.fr/doc/00000/1239/
Beaudouin C, Suc Jp, Cambon Gildas, Touzani A, Giresse P, Pont D, Aloisi Jc, Marsset Tania, Cochonat Pierre, Duzer D, Ferrier J (2005). Present-day rhythmic deposition in the grand Rhone prodelta (NW Mediterranean) according to high-resolution pollen analyses . Journal Of Coastal Research , 21(2), 292-306 . https://doi.org/10.2112/02-878.1


Marsset Tania, Marsset Bruno, Thomas Yannick, Cattaneo Antonio, Thereau Estelle, Trincardi F, Cochonat Pierre (2004). Analysis of Holocene sedimentary features on the Adriatic shelf from 3D very high resolution seismic data (Triad survey) . Marine Geology , 213(1-4), 73-89 . Publisher's official version : https://doi.org/10.1016/j.margeo.2004.10.002 , Open Access version : https://archimer.ifremer.fr/doc/00000/496/
Sultan Nabil, Cochonat Pierre, Foucher Jean-Paul, Mienert J (2004). Effect of gas hydrates melting on seafloor slope instability . Marine Geology , 213(1-4), 379-401 . Publisher's official version : https://doi.org/10.1016/j.margeo.2004.10.015 , Open Access version : https://archimer.ifremer.fr/doc/00000/699/
Sultan Nabil, Cochonat Pierre, Canals M, Cattaneo Antonio, Dennielou Bernard, Haflidason H, Laberg J, Long D, Mienert J, Trincardi F, Urgeles R, Vorren T, Wilson C (2004). Triggering mechanisms of slope instability processes and sediment failures on continental margins: a geotechnical approach . Marine Geology , 213(1-4), 291-321 . Publisher's official version : https://doi.org/10.1016/j.margeo.2004.10.011 , Open Access version : https://archimer.ifremer.fr/doc/00000/700/
Vanoudheusden Emilie, Sultan Nabil, Cochonat Pierre (2004). Mechanical behaviour of unsaturated marine sediments: experimental and theoretical approaches . Marine Geology , 213(1-4), 323-342 . Publisher's official version : https://doi.org/10.1016/j.margeo.2004.10.012 , Open Access version : https://archimer.ifremer.fr/doc/00000/701/
Sultan Nabil, Cochonat Pierre, Cayocca Florence, Bourillet Jean-Francois, Colliat Jl (2004). Analysis of submarine slumping in the Gabon continental slope . Aapg Bulletin , 88(6), 781-799 . https://doi.org/10.1306/01260403086
Sultan Nabil, Foucher Jean-Paul, Cochonat Pierre, Tonnerre T, Bourillet Jean-Francois, Ondreas Helene, Cauquil E, Grauls D (2004). Dynamics of gas hydrate: case of the Congo continental slope . Marine Geology , 206(1-4), 1-18 . Publisher's official version : https://doi.org/10.1016/j.margeo.2004.03.005 , Open Access version : https://archimer.ifremer.fr/doc/00000/702/
Charlou Jean-Luc, Donval Jean-Pierre, Fouquet Yves, Ondreas Helene, Knoery Joel, Cochonat Pierre, Levache D, Poirier Y, Jean-Baptiste P, Fourre E, Chazallon B (2004). Physical and chemical characterization of gas hydrates and associated methane plumes in the Congo-Angola Basin . Chemical Geology , 205(3-4), 405-425 . https://doi.org/10.1016/j.chemgeo.2003.12.033
Gay Aurelien, Lopez M, Cochonat Pierre, Sermondadaz G (2004). Polygonal faults-furrows system related to early stages of compaction - upper Miocene to recent sediments of the Lower Congo Basin . Basin Research , 16(1), 101-116 . Publisher's official version : https://doi.org/10.1111/j.1365-2117.2003.00224.x , Open Access version : https://archimer.ifremer.fr/doc/00000/1115/


Gay Aurelien, Lopez M, Cochonat Pierre, Sultan Nabil, Cauquil Eric, Brigaud E (2003). Sinuous pockmark belt as indicator of a shallow buried turbiditic channel on the lower slope of the Congo basin, West African margin . Special Publication- Geological Society of London , 216, 173-189 . https://doi.org/10.1144/GSL.SP.2003.216.01.12


Lastras G, Canals M, Hughes-Clarke Je, Moreno A, De Batist M, Masson , Cochonat Pierre (2002). Seafloor imagery from the BIG'95 debris flow, western Mediterranean . Geology , 30(10), 871-874 . https://doi.org/10.1130/0091-7613(2002)​030<0871:SIFTBD>​2.0.CO;2
Cochonat Pierre, Cadet Jp, Lallemant Sj, Mazzotti S, Nouze Herve, Fouchet Christine, Foucher Jean-Paul (2002). Slope instabilities and gravity processes in fluid migration and tectonically active environment in the eastern Nankai accretionary wedge (KAIKO-Tokai'96 cruise) . Marine Geology , 187(1-2), 193-202 . https://doi.org/10.1016/S0025-3227(02)00266-9


Droz Laurence, Kergoat R, Cochonat Pierre, Berne Serge (2001). Recent sedimentary events in the western Gulf of Lions (Western Mediterranean) . Marine Geology , 176(1-4), 23-37 . https://doi.org/10.1016/S0025-3227(01)00147-5
Sultan Nabil, Cochonat Pierre, Bourillet Jean-Francois, Cayocca Florence (2001). Evaluation of the risk of marine slope instability: A pseudo-3D approach for application to large areas . Marine Georesources and Geotechnology , 19(2), 107-133 . Publisher's official version : https://doi.org/10.1080/10641190120611 , Open Access version : https://archimer.ifremer.fr/doc/00000/698/


Sultan Nabil, Cochonat Pierre, Dennielou Bernard, Bourillet Jean-Francois, Savoye Bruno, Colliat Jl (2000). Apparent overconsolidation and osmotic pressure in a marine sediment . Comptes Rendus De L Academie Des Sciences Serie Ii Fascicule A Sciences De La Terre Et Des Planetes , 331(5), 379-386 . https://doi.org/10.1016/S1251-8050(00)01419-1
Savoye Bruno, Cochonat Pierre, Apprioual Ronan, Bain Olivier, Baltzer Agness, Bellec Valerie, Beuzart Paul, Bourillet Jean-Francois, Cagna Reanaud, Cremer M, Crusson Alban, Dennielou Bernard, Diebler D, Droz Laurence, Ennes Jc, Floch Gilbert, Guiomar M, Harmegnies Francois, Kerbrat Rene, Klein B, Kuhn H, Landure Jean-Yves, Lasnier C, Le Drezen Eliane, Le Formal Jean-Pierre, Lopez M, Loubrieu Benoit, Marsset Tania, Migeon Sebastien, Normand Alain, Nouze Herve, Ondreas Helene, Pelleau Pascal, Saget Philippe, Seranne M, Sibuet Jean-Claude, Tofani R, Voisset Michel (2000). Structure and recent evolution of the Zaire deep-sea fan: preliminary results of the ZaiAngo 1 and 2 cruises (Angola-Congo margin). Comptes Rendus De L Academie Des Sciences Serie Ii Fascicule A Sciences De La Terre Et Des Planetes , 331(3), 211-220 . https://doi.org/10.1016/S1251-8050(00)01385-9
Klaucke Ingo, Savoye Bruno, Cochonat Pierre (2000). Patterns and processes of sediment dispersal on the continental slope off Nice, SE France . Marine Geology , 162(2-4), 405-422 . https://doi.org/10.1016/S0025-3227(99)00063-8


Klaucke Ingo, Cochonat Pierre (1999). Analysis of past seafloor failures on the continental slope off Nice (SE France) . Geo-Marine Letters , 19(4), 245-253 . https://doi.org/10.1007/s003670050115
Piper Djw, Cochonat Pierre, Morrison Ml (1999). The sequence of events around the epicentre of the 1929 Grand Banks earthquake: initiation of debris flows and turbidity current inferred from sidescan sonar . Sedimentology , 46(1), 79-97 . https://doi.org/10.1046/j.1365-3091.1999.00204.x


Quemeneur Philippe, Tisot Jp, Cochonat Pierre (1998). Limit equilibrium conditions for deep sea sediments and infinite plane failure analysis, offshore Gabon . Marine Georesources & Geotechnology , 16(3), 179-199 . https://doi.org/10.1080/10641199809379966
Huchon P, Tokuyama H, Lallemant Sj, Taira A, Henry P, Mazzotti S, Le Pichon X, Kaiko Tokai'96 On Board Scientific Party (1998). Pervasive dextral strike-slip faulting within the backstop of the eastern Nankai wedge confirmed by deep-towed seismic data (KAIKO-TOKAI'96 cruise) . Comptes Rendus De L Academie Des Sciences Serie Ii Fascicule A-sciences De La Terre Et Des Planetes , 326(12), 869-875 . https://doi.org/10.1016/S1251-8050(98)80026-8
Ollier G, Cochonat Pierre, Lenat Jf, Labazuy P (1998). Deep-sea volcaniclastic sedimentary systems: an example from La Fournaise volcano, Reunion Island, Indian Ocean . Sedimentology , 45(2), 293-330 . https://doi.org/10.1046/j.1365-3091.1998.0152e.x
(1998) Compte-rendu de Campagne. ZAÏANGO 1 et 2 .


Torres Jose, Droz Laurence, Savoye Bruno, Terentieva E, Cochonat Pierre, Kenyon Nh, Canals M (1997). Deep-sea avulsion and morphosedimentary evolution of the Rhone Fan Valley and Neofan during the late quaternary (north-western Mediterranean Sea) . Sedimentology , 44(3), 457-477 . https://doi.org/10.1046/j.1365-3091.1997.d01-36.x
Quemeneur Philippe, Cochonat Pierre, Tisot Jean-Paul (1997). Sédiments marins superficiels: prédiction de la cohésion en fonction de la contrainte de consolidation . Comptes Rendus de l'Academie des Sciences Serie II Fascicule A-sciences De La Terre Et Des Planetes , 324(10), 811-818 . https://doi.org/10.1016/S1251-8050(97)82515-3


Torres Jose, Savoye Bruno, Cochonat Pierre (1996). The effects of late quaternary sea-level changes on the Rhone slope sedimentation (Northwestern Mediterranean), as indicated by seismic stratigraphy . Journal Of Sedimentary Research Section B-stratigraphy And Global Studies , 65(3), 368-387 . https://doi.org/10.1306/D4268257-2B26-11D7-8648000102C1865D
Droz Laurence, Rigaut F, Cochonat Pierre, Tofani R (1996). Morphology and recent evolution of the Zaire turbidite system (Gulf of Guinea) . Geological Society Of America Bulletin , 108(3), 253-269 . https://doi.org/10.1130/0016-7606(1996)108<0253:MAREOT>2.3.CO;2
Mulder Thierry, Savoye Bruno, Syvitski James Pm, Cochonat Pierre (1996). Origine des courants de turbidité enregistrés à l'embouchure du Var en 1971 . Comptes Rendus de l'Academie des Sciences Serie II Fascicule A-sciences De La Terre Et Des Planetes , 322(4), 301-307 .
Mulder Thierry, Cochonat Pierre (1996). Classification of offshore mass movements . Journal Of Sedimentary Research , 66(1), 43-57 . https://doi.org/10.1306/D42682AC-2B26-11D7-8648000102C1865D
Lallemant Siegfried, Foucher Jean-Paul, Cochonat Pierre, Henry P, Mazzotti S, Harmegnies Francois, Landure Jean-Yves, Taira A, Tokuyama H, Hirata K, Nakamura K, Tokunaga T, Kinoshita M, Suess E, Linke P, Appell F, Bleyer A (1996). KAIKO-TOKAI Cruise LEG 1. 14 March 96 to 26 March 96. Shimizu-Shimizu R/V L'ATLANTE. Preliminary Cruise Report .


Baltzer Agnes, Cochonat Pierre, Auffret Gerard (1995). Comparaison des facteurs nécessaires à l'initiation de glissements sous-marins sur les marges de Nouvelle Ecosse et de Nord-Gascogne au Quaternaire . Comptes Rendus de l'Academie des Sciences Serie II Fascicule A-sciences De La Terre Et Des Planetes , 321(11), 1001-1008 .


Mulder T, Tisot Jp, Cochonat Pierre, Bourillet Jean-Francois (1994). Regional assessment of mass failure events in the baie-des-anges, Mediterranean-sea . Marine Geology , 122(1-2), 29-45 . https://doi.org/10.1016/0025-3227(94)90203-8
Baltzer Agnes, Cochonat Pierre, Piper David Jw (1994). In situ geotechnical characterization of sediments on the Nova Scotian Slope, eastern Canadian continental margin . Marine Geology , 120(3-4), 291-308 . https://doi.org/10.1016/0025-3227(94)90063-9


Cochonat Pierre, Droz Laurence, Geronimi C, Guillaume Jean, Loubrieu Benoit, Ollier G, Peyronnet Jean-Paul, Robin Agnes, Tofani R, Voisset Michel (1993). Morphologie sous-marine du secteur oriental du delta du Niger (golfe de Guinée) . Comptes Rendus De L Academie Des Sciences Serie Ii , 317(10), 1317-1323 .
Cochonat Pierre, Bourillet Jean-Francois, Savoye Bruno, Dodd L (1993). Geotechnical characteristics and instability of submarine slope sediments, the nice slope (N-W Nediterranean-sea) . Marine Georesources & Geotechnology , 11(2), 131-151 .
Mulder Th., Tisot J.-P., Cochonat Pierre, Bourillet Jean-Francois (1993). Stabilité des pentes sous-marines dans la Baie des Anges, Nice, France. Approche géotechnique. / Offshore slope stability in the Baie des Anges, Nice, France. Geotechnical approach . Revue Française de Géotechnique , (64), 21-30 . Publisher's official version : https://doi.org/10.1051/geotech/1993064021 , Open Access version : https://archimer.ifremer.fr/doc/00479/59103/


Mulder Thierry, Cochonat Pierre, Schieb Thierry, Tisot Jean-Paul (1992). Estimation de l'épaisseur de sédiment impliquée dans des glissements sous-marins à partir des données sur l'état de consolidation. Application à la Baie des Anges (SE de la France) . Comptes Rendus de l'Academie des Sciences Serie II , 315(13), 1703-1709 .
Piper David Jw, Cochonat Pierre, Ollier Gilles, Le Drezen Eliane, Morrison Martin, Baltzer Agnes (1992). Evolution progressive d'un glissement rotationnel en un courant de turbidité : cas du séïsme de 1929 des Grands Bancs (Terre Neuve) . Comptes Rendus de l'Academie des Sciences Serie Ii , 314(10), 1057-1064 .
Cochonat Pierre, Le Suave Raymond, Charles Celine, Greger B, Hoffert M, Lenoble Jp, Meunier J., Pautot Guy (1992). First in situ studies of nodule distribution and geotechnical measurements of associated deep-sea clay (Northeastern Pacific Ocean) . Marine Geology , 103(1-3), 373-380 . https://doi.org/10.1016/0025-3227(92)90027-F


Cochonat Pierre, Dansy G, Leduc Bernard, Meunier Jacques, Harmegnies Francois, Floury L (1990). Mesures geotechniques par grand fond . Actes de colloques. Ifremer. Brest [ACTES COLLOQ. IFREMER.]. 1991 . https://archimer.ifremer.fr/doc/00000/1157/
Cochonat Pierre, Lenat Jean-François, Bachelery Patrick, Boivin Pierre, Cornaglia Bruno, Deniel Catherine, Labazuy Philippe, Le Drezen Eliane, Lipman Peter, Ollier Gilles, Savoye Bruno, Vincent Pierre, Voisset Michel (1990). Importance des dépôts gravitaires dans la mise en place d'un système volcano-sédimentaire sous-marin (Volcan de la Fournaise, Ile de la Réunion) . Comptes Rendus de l'Academie des Sciences Serie II , 311(6), 679-686 .
Savoye Bruno, Cochonat Pierre, Piper David J. W (1990). Seismic evidence for a complex slide near the wreck of the Titanic: Model of an instability corridor for non-channeled gravity events . Marine Geology , 91(4), 281-298 . https://doi.org/10.1016/0025-3227(90)90050-T


Ifremer, Géosciences Marines, Brest (1989). Compte-rendu de campagne NIXONAUT .
Cochonat Pierre, Ollier G, Michel J.L (1989). Evidence for slope instability and current-induced sediment transport, the RMSTitanic wreck search area, Newfoundland rise . Geo-marine Letters , 9(3), 145-152 . https://doi.org/10.1007/BF02431041


Lesuave R, Voisset Michel, Bourillet Jean-Francois, Cochonat Pierre, Guillaume J, Ledrezen E, Morel Yves, Ollier G, Rey S, Ricou S, Saget Philippe (1987). Evidence of intraplate erosion and recent tectonic activity in the north equatorial pacific-ocean - examples from data acquired with the deep-towed acoustic system sar . Comptes Rendus De L Academie Des Sciences Serie Ii , 305(14), 1211-1216 . https://doi.org/10.1016/0198-0254(88)92572-1
Morel Yann (1987). Etude détaillée de la zone NIXO 45 . DERO - GM - 06 .
Cochonat Pierre, Savoye Bruno (1987). Rapport de mission de P. Cochonat et B. Savoye. Canada, 19 avril-9 mai 1987. Embarquement sur le N.O. HUDSON . DERO-87 03-GM .
Cochonat Pierre, Ollier Gilles (1987). Interprétation géologique des images "SAR". Données de l'opération Titanic . Rapports scientifiques et techniques de l'Ifremer n°4 .


Augris Claude, Cochonat Pierre, Guillaume Jean (1984). Récifs artificiels en Languedoc-Roussillon. Étude géotechnique. https://archimer.ifremer.fr/doc/00110/22153/