Hydrodynamic processes, velocity structure and stratification in natural turbidity currents: Results inferred from field data in the Var Turbidite System

Sedimentary Geology

Volumn 245-246, Issue , 2012, Pages 48-62

  Migeon, Sébastien ^a   Mulder, Thierry ^b   Savoye, Bruno ^c   Sage, Françoise ^a  

^a SORBONNE UNIVERSITÉ   (France)

^b UNIVERSITÉ DE BORDEAUX   (France)

^c IFREMER   (France)

Author keywords

Cores; Gravity flows; Turbidity current structure; Var Turbidite System; Vertical velocity profile

Indexed keywords

CORES; GRAVITY FLOWS; TURBIDITE SYSTEMS; TURBIDITY CURRENT STRUCTURE; VERTICAL VELOCITY PROFILES;

DEBRIS; FLUID DYNAMICS; HYDRAULIC JUMP; LANDFORMS; OCEAN CURRENTS; PHOTOGRAPHY; SEA LEVEL; SEDIMENT TRANSPORT; SIZE DISTRIBUTION; TURBULENT FLOW; UNDERWATER ACOUSTICS; VELOCITY;

VALUE ENGINEERING;

BATHYMETRY; CONTINENTAL SLOPE; DATA SET; DEPOSITION; GRAIN SIZE; HYDRODYNAMICS; NUMERICAL MODEL; RETROGRESSION; SEA LEVEL; SEISMIC REFLECTION; SIZE DISTRIBUTION; SONAR IMAGERY; STRATIFICATION; TURBIDITY CURRENT; VELOCITY STRUCTURE;

MEDITERRANEAN SEA; MEDITERRANEAN SEA (NORTHWEST);

EID: 84857035389     PISSN: 00370738     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.sedgeo.2011.12.007     Document Type: Article

References (53)

1. Bourcart J. Les sables profonds de la Méditerranée occidentale. Developments in Sedimentology n°3, Turbidites 1964, 148-155. Elsevier. A.H. Bouma, A. Brouwer (Eds.).
2. Bowen A.J., Normark W.R., Piper D.J.W. Modelling of turbidity currents on Navy Submarine Fan, California Continental Borderland. Sedimentology 1984, 31:169-185.
3. Chikita K. Sedimentation by river-induced turbidity currents: field measurements and interpretation. Sedimentology 1990, 37:891-905.
4. Chikita K., Okamura Y. Dynamics of turbidity currents measured in Katsurazawa Reservoir, Hokkaido, Japan. Journal of Hydrology 1990, 117:323-338.
5. Choux C.M.A., Baas J.H., McCaffrey W.D., Haughton P.D.W. Comparison of spatio-temporal evolution of experimental gravity flows at two different initial concentrations, based on velocity, grain size and density data. Sedimentary Geology 2005, 179:49-69.
6. Droz L., et al. Architecture of an active mud-rich turbidite system: the Zaire Fan (Congo-Angola margin southeast Atlantic): Results from ZaïAngo 1 and 2 cruises. AAPG Bulletin 2003, 87(7):1145-1168.
7. Felix M. Flow structure of turbidity currents. Sedimentology 2002, 49:397-419.
8. Felix M., Sturton S., Peakall J. Combined measurements of velocity and concentration in experimental turbidity currents. Sedimentary Geology 2005, 179:31-47.
9. Flood R.D., Damuth J.E. Quantitative characteristics of sinuous distributary channels on the Amazon Deep-Sea Fan. Geological Society of America Bulletin 1987, 98:728-738.
10. Garcia M.H. Depositional turbidity currents laden with poorly sorted sediment. Journal of Hydraulic Engineering 1994, 120(11):1240-1263.
11. Gee M.J.R., Masson D.G., Watts A.B. Passage of debris flows and turbidity currents through a topographic constriction: seafloor erosion and deflection of flow pathways. Sedimentology 2001, 48:1389-1409.
12. Gennesseaux M., Guibout M., Lacombe H. Enregistrement des courants de turbidité dans la vallée sous-marine du Var (Alpes-Maritimes). Comptes Rendus de l'Académie des Sciences Paris 1971, 273:2456-2459.
13. Gennesseaux M., Mauffret A., Pautot G. Les glissements sous-marins de la pente continentale niçoise et la rupture de câbles en mer Ligure (Méditerranée occidentale). Comptes Rendus de l'Académie des Sciences Paris 1980, 290:959-962.
14. Habib P. Aspects géotechniques de l'accident du nouveau port de Nice. Revue Française de Géotechnique 1994, 65:3-15.
15. Heezen B.C., Menzies R.J., Schneider E.D., Ewing W.M., Granelli N.C.L. Congo submarine Canyon. AAPG Bulletin 1964, 48:1126-1149.
16. Jorry S.J., Jégou I., Emmanuel L., Silva Jacinto R., Savoye B. Turbiditic levee deposition in response to climate changes: the Var Sedimentary Ridge (Ligurian Sea). Marine Geology 2011, 279:148-161.
17. Khripounoff A., et al. Direct observation of intense turbidity current activity in the Zaire submarine valley at 4000 m water depth. Marine Geology 2003, 194:151-158.
18. Klaucke I., Cochonat P. Analysis of past seafloor failures on the continental slope off Nice (SE France). Geo-Marine Letters 1999, 19:245-253.
19. Klaucke I., Hesse R., Ryan W.B.F. Flow parameters of turbidity currents in a low-sinuosity giant deep-sea channel. Sedimentology 1997, 44:1093-1102.
20. Klaucke I., Savoye B., Cochonat P. Patterns and processes of sediment dispersal on the continental slope off Nice, SE France. Marine Geology 2000, 162:405-422.
21. Kneller B.C., Buckee C. The structure and fluid mechanics of turbidity currents: a review of some recent studies and their geological implications. Sedimentology 2000, 47(Suppl. 1):62-94.
22. Kneller B.C., McCaffrey W.D. The interpretation of vertical sequences in turbidite beds: the influence of longitudinal flow structure. Journal of Sedimentary Research 2003, 73(5):706-713.
23. Kneller B.C., Bennett S.J., McCaffrey W.D. Velocity structure, turbulence and fluid stresses in experimental gravity currents. Journal of Geophysical Research 1999, 104(C3):5381-5391.
24. Komar P.D. Hydraulic jumps in turbidity currents. Geological Society of America Bulletin 1971, 82:1477-1488.
25. Komar P.D. Computer simulation of turbidity current flow and the study of deep-sea channels and fan sedimentation. The sea 1977, 603-621. New York. E.D. Goldberg, I.N. McCave, J.J. O'Brien, J.H. Steele (Eds.).
26. Komar P.D. The hydraulic interpretation of turbidites from their grain sizes and sedimentary structures. Sedimentology 1985, 32:395-407.
27. Lambert A.M., Kelts K.R., Marshall N.F. Measurements of density underflows from Walensee, Switzerland. Sedimentology 1976, 23:87-105.
28. Malinverno A., Ryan W.B.F., Auffret G., Pautot G. Sonar images of the path of recent failure events on the continental margin off Nice, France. Geological Society of America Special Paper 1988, 59-75. H.E. Clifton (Ed.).
29. Mas V., et al. Multiscale spatio-temporal variability of sedimentary deposits in the Var turbidite system (North-Western Mediterranean Sea). Marine Geology 2010, 275:37-52.
30. Migeon S., Weber O., Faugères J.-C., Saint-Paul J. SCOPIX: a new X-ray imaging system for core analysis. Geo-Marine Letters 1999, 18:251-255.
31. Migeon S., Savoye B., Faugères J.-C. Quaternary development of migrating sediment waves in the Var deep-sea fan: distribution, growth pattern, and implication for levee evolution. Sedimentary Geology 2000, 133:265-293.
32. Migeon S., et al. Detailed seismic-reflection and sedimentary study of turbidite sediment waves on the Var Sedimentary Ridge (SE France): significance for sediment transport and deposition and for the mechanisms of sediment-wave construction. Marine and Petroleum Geology 2001, 18:179-208.
33. Migeon S., Savoye B., Babonneau N., Spy-Andersson F.-L. Processes of sediment-wave construction along the present Zaire deep-sea meandering channel: role of meanders and flow-stripping. Journal of Sedimentary Research 2004, 74(4):580-598.
34. Migeon S., et al. Morphology, distribution and origin of recent submarine landslides of the Ligurian Margin (North-western Mediterranean): some insights into geohazard assessment. Marine Geophysical Research 2011, 32(1-2):225-243.
35. Mulder T., Alexander J. Abrupt change in slope causes variation in the deposit thickness of concentrated particle-driven density currents. Marine Geology 2001, 175:221-235.
36. Mulder T., Alexander J. The physical character of subaqueous sedimentary density flows and their deposits. Sedimentology 2001, 48(2):269-299.
37. Mulder T., Savoye B., Syvitski J.P.M. Numerical modelling of a mid-sized gravity flow: the 1979 Nice turbidity current (dynamics, processes, sediment budget and seafloor impact). Sedimentology 1997, 44:305-326.
38. Mulder T., Migeon S., Savoye B., Faugeres J.-C. Inversely graded turbidite sequences in the deep Mediterranean: a record of deposits from flood-generated turbidity currents?. Geo-Marine Letters 2001, 21:86-93.
39. Mulder T., Migeon S., Savoye B., Jouanneau J.-M. Twentieth century floods recorded in the deep Mediterranean sediments. Geology 2001, 29(11):1011-1014.
40. Mulder T., Syvitski J.P.M., Migeon S., Faugères J.-C., Savoye B. Marine hyperpycnal flows: initiation, behavior and related deposits. A review. Marine and Petroleum Geology 2003, 20:861-882.
41. Normark W.R., Dickson F.H. Man-made turbidity currents in Lake Superior. Sedimentology 1976, 23:815-831.
42. Normark W.R., Hess G.R., Stow D.A.V., Bowen A.J. Sediment waves on the Monterey Fan levee: a preliminary physical interpretation. Marine Geology 1980, 37:1-18.
43. Peakall J., McCaffrey B., Kneller B. A process model for the evolution, morphology, and architecture of sinuous submarine channels. Journal of Sedimentary Research 2000, 70:434-448.
44. Piper D.J.W., Deptuck M. Fine-grained turbidites of the Amazon Fan: facies characterization and interpretation. Proceedings of the Ocean Drilling Program, Scientific Results 1997, 79-108. R.D. Flood, D.J.W. Piper, A. Klaus, L.C. Peterson (Eds.).
45. Piper D.J.W., Savoye B. Processes of late Quaternary turbidity current flow and deposition on the Var deep-sea fan, north-west Mediterranean Sea. Sedimentology 1993, 40:557-582.
46. Piper D.J.W., Cochonat P., Morrison M.L. 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 1999, 46:79-97.
47. Pirmez C., Imran J. Reconstruction of turbidity currents in Amazon Channel. Marine and Petroleum Geology 2003, 20:823-849.
48. Prior D.B., Bornhold B.D., Wiseman W.J.J., Lowe D.R. Turbidity current activity in a British Columbia Fjord. Science 1987, 237:1330-1333.
49. Ravenne C., Beghin P. Apport des expériences en canal à l'interprétation sédimentologique des dépÔts de cÔnes détritiques sous-marins. Revue de l'Institut Français du Pétrole 1983, 38(3):279-297.
50. Savoye B., Piper D.J.W., Droz L. Plio-Pleistocene evolution of the Var deep-sea fan off the French Riviera. Marine and Petroleum Geology 1993, 10:550-571.
51. Stacey M.W., Bowen A.J. The vertical structure of density and turbidity currents: theory and observations. Journal of Geophysical Research 1988, 93(C4):3528-3542.
52. Wynn R.B., Cronin B.T., Peakall J. Sinuous deep-water channels: genesis, geometry and architecture. Marine and Petroleum Geology 2007, 24:341-387.
53. Zeng J., Lowe D.R., Prior D.B., Wiseman W.J., Bornhold B.D. Flow properties of turbidity currents in Bute Inlet, British Columbia. Sedimentology 1991, 38:975-996.