Late Quaternary sedimentation on the Portuguese continental margin: Climate-related processes and products

Palaeogeography, Palaeoclimatology, Palaeoecology

Volumn 130, Issue 1-4, 1997, Pages 1-23

  Baas, J H ^a,d   Mienert, J ^a   Abrantes, F ^b   Prins, M A ^c  

^a GEOMAR HELMHOLTZ CENTRE FOR OCEAN RESEARCH KIEL   (Germany)

^b Instituto Geologico e Mineiro   (Portugal)

^c Institute of Earth Sciences   (Netherlands)

^d UNIVERSITÉ DE ROUEN   (France)

Author keywords

Bottom current; Continental margin; Heinrich event; Palaeoceanography; Palaeoclimate; Portugal

Indexed keywords

PTEROPODA;

HEINRICH EVENT; HEINRICH EVENTS; ICE RAFTED DEBRIS; LATE QUATERNARY; PALAEOCEANOGRAPHY; PALAEOCLIMATE; QUATERNARY (LATE); SEDIMENTATION;

ATLANTIC, PORTUGUESE MARGIN;

EID: 0030618587     PISSN: 00310182     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0031-0182(96)00135-6     Document Type: Article

References (65)

1. Abrantes, F., 1991. Increased upwelling off Portugal during the last glaciation: diatom evidence. Mar. Micropaleontol., 17: 285-310.
2. Alley, R.B. and MacAyeal, D.R., 1994. Ice-rafted debris associated with binge/purge oscillations of the Laurentide Ice Sheet. Paleoceanography, 9: 503-511.
3. Alveirinho Dias, J.M. and Nittrouer, C.A., 1984. Continental shelf sediments of northern Portugal. Cont. Shelf Res., 3: 147-165.
4. Andrews, J.T. and Tedesco, K., 1992. Detrital carbonate-rich sediments, northwestern Labrador Sea: implications for ice-sheet dynamics and iceberg rafting (Heinrich) events in the North Atlantic. Geology, 20: 1087-1090.
5. Andrews, J.T., Tedesco, K. and Jennings, A.E., 1993. Heinrich events: chronology and processes, east-central Laurentide Ice Sheet and NW Labrador Sea. In: W.R. Peltier (Editor), Ice in the Climate System. NATO ASI Ser., 112: 167-186.
6. Andrews, J.T., Erlenkeuser, H., Tedesco, K., Aksu, A.E. and Jull, A.J.T., 1994. Late Quaternary (stage 2 and 3) meltwater and Heinrich events, northwest Labrador Sea. Quat. Res., 41: 26-34.
7. Andrews, J.T., Bond, G., Jennings, A.E., Kerwin, M., Kirby, M., MacLean, B. and Manley, W., 1995. A Heinrich-like event, H-0 (DC-0): sources for detrital carbonate in the North Atlantic during the Younger Dryas chronozone. Paleoceanography, 10: 943-952.
8. Baas, J.H. and Mienert, J., 1996. Evidence for 'twinning' of Heinrich layers on the Portuguese continental margin. Mar. Geol. (submitted).
9. 13C at the Portuguese margin. Mar. Geol. (submitted).
10. 14C ages measured in Globigerina bulloides. Quat. Res., 31: 381-391.
11. Baumann, K.H., Lackschewitz, K.S., Erlenkeuser, H., Henrich, R. and Jünger, B., 1993. Late Quaternary calcium carbonate sedimentation and terrigenous input along the east Greenland continental margin. Mar. Geol., 114: 13-36.
12. Bond, G.C. and Lotti, R., 1995. Iceberg discharges into the North Atlantic on millennial time scales during the Last Glaciation. Science, 267: 1005-1010.
13. Bond, G., Heinrich, H., Broecker, W., Labeyrie, L., McManus, J., Andrews, J., Huon, S., Jantschik, R., Clasen, S., Simet, C., Tedesco, K., Klas, M., Bonani, G. and Ivy, S., 1992. Evidence for massive discharges of icebergs into the North Atlantic Ocean during the last glacial period. Nature, 360: 245-249.
14. Bond, G., Broecker, W., Johnsen, S., McManus, J., Labeyrie, L., Jouzel, J. and Bonani, G., 1993. Correlations between climate records from North Atlantic sediments and Greenland ice. Nature, 365: 143-147.
15. Broecker, W.S., 1994. Massive iceberg discharges as triggers for global climate change. Nature, 372: 421-424.
16. Broecker, W.S., Bond, G., Klas, M., Clark, E. and McManus, J., 1992. Origin of the northern Atlantic's Heinrich events. Clim. Dyn., 6: 265-273.
17. Bromley, R.G. and Ekdale, A.A., 1984. Chondrites: a trace fossil indicator of anoxia in sediments. Science, 224: 872-874.
18. Chi, J., 1995. Multi-Sensor-Kern-Logging-Methoden zur Bestimmung von physikalischen Sedimenteigenschaften. Ph.D. Thesis, Christian-Albrechts-Univ., Kiel.
19. Dowdeswell, J.A., Maslin, M.A., Andrews, J.T. and McCave, I.N., 1995. Iceberg production, debris rafting, and the extent and thickness of Heinrich layers (H-1, H-2) in North Atlantic sediments. Geology, 23: 301-304.
20. Duplaix, S., Nesteroff, W.D. and Heezen, B.C., 1965. Minéralogie comparée des sédiments du Tage (Portugal) et de quelque sables profonds de la plaine abyssale correspondante. Deep-Sea Res., 12: 211-217.
21. Faugères, J.-C., Gonthier, E. and Stow, D.A. V., 1984. Contourite drift molded by deep Mediterranean Outflow. Geology, 12: 296-300.
22. Faugères, J.C., Frappa, M., Gonthier, E., De Resseguier, A. and Stow, D.A.V., 1985. Modele et facies de type contourite a la surface d'une ride sedimentaire edifiee par des courants issus de la veine d'eau mediterraneenne (Ride du Faro, Golfe de Cadix). Bull. Soc. Geol. Fr., 8: 35-47.
23. Fiúza, A., 1983. Upwelling patterns off Portugal. In: E. Suess and J. Thiede (Editors), Coastal Upwelling: Its Sediment Record, Part A. NATO Conf. Ser., IV: 85-98.
24. Gonthier, E.G., Faugeres, J.C. and Stow, D.A. V., 1984. Contourite facies of the Faro Drift, Gulf of Cadiz. Spec. Publ. Geol. Soc., 15: 275-292.
25. Grousset, F.E., Labeyrie, L., Sinko, J.A., Cremer, M., Bond, G., Duprat, J., Cortijo, E. and Huon, S., 1993. Patterns of the ice-rafted detritus in the glacial North Atlantic. Paleoceanography, 8: 175-192.
26. Gwiazda, R.H., Hemming, S.R. and Broecker, W.S., 1996. Tracking the sources of icebergs with lead isotopes: the provenance of ice-rafted debris in Heinrich layer 2. Paleoceanography, 11: 77-93.
27. Heinrich, H., 1988. Origin and consequences of cyclic ice rafting in the Northeast Atlantic Ocean during the past 130,000 years. Quat. Res., 29: 142-152.
28. Jantschik, R. and Huon, S., 1992. Detrital silicates in Northeast Atlantic deep-sea sediments during the Late Quaternary: mineralogical and K-Ar isotopic data. Eclogae Geol. Helv., 85: 195-212.
29. Keigwin, L.D. and Lehman, S.J., 1994. Deep circulation change linked to HEINRICH event 1 and Younger Dryas in a mid-depth North Atlantic core. Paleoceanography, 9: 185-194.
30. Kipp, N.G., 1976. New transfer function for estimating past sea-surface conditions from sea-bed distribution of plank-tonic foraminiferal assemblages in the North Atlantic. In: R.M. Cline and J.D. Hays (Editors), Investigation of Late Quaternary Paleoceanography and Paleoclimatology. Mem. Geol. Soc. Am., 145: 3-41.
31. Kudrass, H.-R., 1973. Sedimentation am Kontinentalhang vor Portugal und Marokko im Spätpleistozän und Holozän. Meteor Forschungsergeb., Reihe C, 13: 1-63.
32. Kudrass, H.R., 1993. SONNE CRUISE SO-75-3: Cruise Report 1992. Test of the geological equipment by surveying and sampling of the southwestern Portuguese continental slope and the Ampere seamount. Bundesanst. Geowiss. Rohstoffe, Hannover, Rep. MFG 0094 7.
33. Lebreiro, S.M., Moreno, J.C., McCave, I.N. and Weaver, P.P.E., 1996. Evidence for Heinrich layers off Portugal (Tore Seamount: 39°N, 12°W). Mar. Geol., 131: 47-56.
34. Martinson, D.G., Pisias, N.G., Hays, J.D., Imbrie, J., Moore, T.C. and Shackleton, N.J., 1987. Age dating and the orbital theory of the ice ages: development of a high-resolution 0 to 300,000 years chronostratigraphy. Quat. Res., 27: 1-29.
35. Maslin, M.A., Shackleton, N.J. and Pflaumann, U., 1995. Surface water temperature, salinity, and density changes in the northeast Atlantic during the last 5,000 years: Heinrich events, deep water formation, and climatic rebounds. Paleoceanography, 10: 527-544.
36. McCave, I.N., 1985. Sedimentology and stratigraphy of box cores from the HEBBLE site on the Nova Scotian Continental Rise. Mar. Geol., 66: 59-89.
37. McCave, I.N., Manighetti, B. and Robinson, S.G., 1995. Sortable silt and fine sediment size/composition slicing: parameters for palaeocurrent speed and palaeoceanography. Paleoceanography, 10: 593-610.
38. Meincke, J., Siedler, G. and Zenk, W., 1975. Some current observations near the continental slope off Portugal. Meteor Forschungsergeb., Reihe A. 16: 15-22.
39. Melkert, M.J., Ganssen, G., Helder, W. and Troelstra, S.R., 1992. Episodic preservation of pteropod oozes in the deep Northeast Atlantic Ocean: climatic change and hydrothermal activity. Mar. Geol., 103: 407-422.
40. Mienert, J., 1993. Cruise Reports: RV Poseidon PO200/10, Lisbon-Brest-Bremerhaven, 7.-23.8.1993, European North Atlantic Margin: sediment pathways, porcesses and fluxes. GEOMAR, Kiel, Rep. 30.
41. Mienert, J. and Chi, J., 1995. Astronomic time-scale for physical property records from Quaternary sediments of the northern North Atlantic. Geol. Rundsch., 84: 67-88.
42. Mienen, J., Baas, J., Abrantes, F., Monteiro, J., Auffret, G.A., Kuijpers, A., Evans, D., Kenyon, N., Sejrup, H.-P. and Schultheiss, P., 1993. ENAM program investigates the North Atlantic Margin. EOS, Trans. Am. Geophys. Union, 74: 578.
43. Monteiro, J.H. and Moita, I.M., 1971. Morfologia e sedimentos da plataforma continental e vertente continental superior ao largo da Peninsula de Setúbal. I Congr. Hispano-Luso-Americano Geol. Econ., Madrid and Lisbon, pp. 301-330.
44. Monteiro, J.H., Dias, J.A., Gaspar, L.C. and Possolo, A.M., 1980. Recent marine sediments of the Portuguese continental shelf. Actual problems of oceanography in Portugal. Lisbon, pp. 89-96.
45. Prater, M. and Sanford, T.B., 1992. Dynamical aspects of the Cadiz Meddy and hypothesis of generation. In: I. Ambar, L. Armi, M.O. Baringer, A. Bower, A. Fiúza, G.C. Johnson, R. Käse, M. Kennely, E. Kunze, R. Lueck, P. Lundberg, C.G. Martins, M.D. Prater, J. Price, M. Rhein, T. Sanford, K. Tokos, J. Verrall and W. Zenk (Editors), Outflows and Overflows in the Atlantic and their Role in the Eastern Boundary Current System. Gulf of Cadiz Exped. Contrib. 21, Proc. Int. Workshop Univ. Lisbon, pp. 30-35.
46. Reineck, H.E., 1967. Parameter von Schichtung und Bioturbation. Geol. Rundsch., 56: 420-438.
47. Revel, M., Sinko, J.A., Grousset, F.E. and Biscaye, P.E., 1996. Sr and Nd isotopes as tracers of North Atlantic lithic particles: paleoclimatic implications. Paleoceanography, 11: 95-113.
48. Robinson, S.G., Maslin, M.A. and McCave, I.N., 1995. Magnetic susceptibility variations in Upper Pleistocene deep-sea sediments of the NE Atlantic: Implications for ice rafting and paleocirculation at the last glacial maximum. Paleoceanography, 10: 221-250.
49. Ruddiman, W.F., 1977. Late Quaternary deposition of ice-rafted sand in the subpolar North Atlantic (lat 40° to 65°N). Geol. Soc. Am. Bull., 88: 1813-1827.
50. Ruddiman, W.F. and McIntyre, A., 1984. Ice-age thermal response and climatic role of the surface Atlantic ocean, 40°N to 63°N. Geol. Soc. Am. Bull., 95: 381-396.
51. Sarnthein, M., Thiede, J., Pflaumann, U., Erlenkeuser, H., Fuetterrer, D., Koopmann, B., Lange, H. and Seibold, E., 1982. Atmospheric and oceanic circulation patterns off Northwest Africa during the past 25 million years. In: U. von Rad et al. (Editors), Geology of the Northwest African Continental Margin, Springer, Berlin, pp. 548-604.
52. Sarnthein, M., Winn, K., Jung, S.J.A., Duplessy, J.-C., Labeyrie, L., Erlenkeuser, H. and Ganssen, G., 1994. Changes in east Atlantic deepwater circulation over the last 30,000 years: eight time slice reconstructions. Paleoceanography. 9: 209-267.
53. Schönfeld, J., 1996. The impact of the Mediterranean Outflow Water (MOW) on benthic foraminiferal assemblages and surface sediments at the southern Portuguese continental margin. Mar. Micropaleontol., 29: 211-236.
54. Schönfeld, J., Erlenkeuser, H. and Zahn, R., 1993. Stratigraphy: preliminary results of piston core SO75 26KL. In: H.R. Kudrass (Editor), SONNE CRUISE SO-75-3: Cruise Report 1992. Test of the Geological Equipment by Surveying and Sampling of the Southwestern Portuguese Continental Slope and the Ampere Seamount. Bundesanst. Geowiss. Rohstoffe Hannover, Rep. MFG 00947: 97-99.
55. Siedler, G. and Seibold, E., 1974. Currents related to sediment transport at the Ibero-Moroccean continental shelf. Meteor Forschungsergeb., Reihe A, 14: 1-12.
56. Stow, D.A.V., Faugères, J.-C. and Gonthier, E., 1986. Facies distribution and textural variation in Faro Drift contourites: velocity fluctuation and drift growth. Mar. Geol., 72: 71-100.
57. Thiede, J., 1977. Aspects of the variability of the glacial and interglacial North Atlantic eastern boundary current (last 150,000 years). Meteor Forschungsergeb., Reihe C, 28: 1-36.
58. Van Krefeld, S.A., Knappertsbusch, M., Ottens, J., Ganssen, G.M. and Van Hinte, J.E., 1996. Biogenic carbonate and ice-rafted debris (Heinrich layer) accumulation in deep-sea sediments from a Northeast Atlantic piston core. Mar. Geol., 131: 21-46.
59. Vanney, J.R. and Mougenot, D., 1990. Un canyon sous-marin du type 'gouf': le Canhào da Nazaré (Portugal). Oceanol. Acta, 13: 1-14.
60. 18O record of Globigerinoides ruber (white). Paleoceanography, 10: 749-761.
61. Zahn, R., Sarnthein, M. and Erlenkeuser, H., 1987. Benthic isotopic evidence for changes of the mediterranean outflow during the late Quaternary. Paleoceanography, 2: 543-559.
62. Zahn, R., Schönfeld, J., Kudrass, H.-R., Pflaumann, U., Sinha, D.K., Park, M.-H. and Erlenkeuser, H., 1996. Thermohaline instability in the North Atlantic during Heinrich Events: stable isotope and faunal records from core SO75-26KL, Portuguese margin. Paleoceanography (submitted).
63. Zenk, W., 1971. Zur Schichtung des Mittelmeerwassers westlich von Gibralter. Meteor Forschungsergeb., 9: 1-30.
64. Zenk, W. and Armi, L., 1990. The complex spreading pattern of Mediterranean water off the Portuguese continental slope. Deep-Sea Res., 37: 1805-1823.
65. Zenk, W., Schultz-Tokos, K. and Boebel, O., 1992. New observations of meddy movement south of the Tejo Plateau. Geophys. Res. Lett., 19: 2389-2392.