REFERENCES

Berner, R.A., 1981. Kinetics of weathering and diagenesis. In Lasaga, A.C., and Kirkpatrick, R.J. (Eds.), Kinetics of Geochemical Processes. Rev. Mineral., 8:111-135.

Ciesielski, P.F., and Grinstead, G.P., 1986. Pliocene variations in the position of the Antarctic Convergence in the southwest Atlantic. Paleoceanography, 1:197-232.

Conley, D.J., 1998. An interlaboratory comparison for the measurement of biogenic silica in sediments. Mar. Chem., 63:39-48.

DeMaster, D.J., 1981. The supply and accumulation of silica in the marine environment. Geochim. Cosmochim. Acta, 45:1715-1732.

————, 1991. Measuring biogenic silica in marine sediments and suspended matter. In Hurd, D.C., Spenser, D.W. (Eds.), Marine Particles: Analysis and Characterization. Am. Geophys. Union, 363-368.

DeMaster, D.J., Knapp, G.B., and Nittrouer, C.A., 1983. Biological uptake and accumulation of silica on the Amazon continental shelf. Geochim. Cosmochim. Acta, 47:1713-1723.

Froelich, P.N., Malone, P.N., Hodell, D.A., Ciesielski, P.F., Warnke, D.A., Westall, F., Hailwood, E.A., Nobes, D.C., Fenner, J., Mienert, J., Mwenifumbo, C.J., and Müller, D.W., 1991. Biogenic opal and carbonate accumulation rates in the subantarctic South Atlantic: the late Neogene of Meteor Rise Site 704. In Ciesielski, P.F., Kristoffersen, Y., et al., Proc. ODP, Sci. Results, 114: College Station, TX (Ocean Drilling Program), 515-550.

Lange, C.B, Berger, W.H., Lin, H.-L., Wefer, G., and Shipboard Scientific Party, 1999. The early Matuyama diatom maximum off SW Africa, Benguela Current System (ODP Leg 175). Mar. Geol., 161:93-114.

Lutjeharms, J.R.E., and Meeuwis, J.M., 1987. The extent and variability of SE Atlantic upwelling. S. Afr. J. Mar. Sci., 5:51-62.

Lutjeharms, J.R.E., Shillington, F.A., and Duncombe Rae, C.M., 1991. Observations of extreme upwelling filaments in the Southeast Atlantic Ocean. Science, 253:774-776.

Lutjeharms, J.R.E., and Valentine, H.R., 1987. Water types and volumetric considerations of the south-east Atlantic upwelling regime. S. Af. J. Mar. Sci., 5:63-71.

Mortlock, R.A., and Froelich, P.N., 1989. A simple method for the rapid determination of biogenic opal in pelagic marine sediments. Deep-Sea Res. Part A, 36:1415-1426.

Müller, P.J., and Schneider, R., 1993. An automated leaching method for the determination of opal in sediments and particulate matter. Deep-Sea Res., 40:425-444.

Murray, D.W., Farrell, J.W., and McKenna, V., 1995. Biogenic sedimentation at Site 847, eastern equatorial Pacific Ocean during the past 3 m.y. In Pisias, N.G., Mayer, L.A., Janecek, T.R., Palmer-Julson, A., and van Andel, T.H. (Eds.), Proc. ODP, Sci. Results, 138: College Station, TX (Ocean Drilling Program), 429-459.

Ruddiman, W.F., and Janecek, T.R., 1989. Pliocene-Pleistocene biogenic and terrigenous fluxes at equatorial Atlantic Sites 662, 663, and 664. In Ruddiman, W., Sarnthein, M., et al., Proc. ODP, Sci. Results, 108: College Station, TX (Ocean Drilling Program), 211-240.

Shannon, L.V., and Pillar, S.C., 1986. The Benguela Ecosystem, Part III: Plankton. Oceanogr. Mar. Biol., 24:65-170.

Shipboard Scientific Party, 1998a. Site 1082. In Wefer, G., Berger, W.H., and Richter, C., et al., Proc. ODP, Init. Repts., 175: College Station, TX (Ocean Drilling Program), 273-312.

————, 1998b. Site 1084. In Wefer, G., Berger, W.H., and Richter, C., et al., Proc. ODP, Init. Repts., 175: College Station, TX (Ocean Drilling Program), 339-384.

Stramma, L., and Peterson, R.G., 1989. Geostrophic transport in the Benguela Current region. J. Phys. Oceanogr., 19:1440-1448.

Treppke, U.F., Lange, C.B., Donner, B., Fischer, G., Ruhland, G., and Wefer, G., 1996. Diatom and silicoflagellate fluxes at the Walvis Ridge: an environment influenced by coastal upwelling in the Benguela system. J. Mar. Res., 54:991-1016.

Wefer, G., Berger, W.H., and Richter, C., et al., 1998. Proc. ODP, Init. Repts., 175: College Station, TX (Ocean Drilling Program).

NEXT