Oregon State University

College of Earth, Ocean, and Atmospheric Sciences

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Jim McManus

Jim McManus photo
Courtesy Faculty
Discipline: Ocean Ecology and Biogeochemistry
Email: jmcmanus@bigelow.org

Senior Research Scientist and Vice President for Strategy and Administration, Bigelow Laboratory for Ocean Sciences


1992 Ph.D. Oceanography, Oregon State University
1986 B.Sc. Chemistry, Stockton State College




Recent Publications

Abbott, A.N., B.A. Haley, J. McManus, (2016) The impact of sedimentary coatings on the diagenetic Nd flux. Earth and Planetary Sci Letters, 449 217-227.

Little, S.H., Vance, D., McManus, J., Severmann, S. (2016) Key role of continental margin sediments in the oceanic mass balance of Zn and Zn isotopes, Geology, 44 (3), 207-210.

Baronas, J., Hammond, D.E., Berelson, W.M., McManus, J., Severmann, S. (2016) Germanium-silicon fractionation in a river-influenced continental margin: The Northern Gulf of Mexico. Geochimica et Cosmochimica Acta. 178, 124-142.

Coussens, M.F. et al. (2016) Synthesis: stratigraphy and age control for IODP Sites U1394, U1395, and U1396 offshore Montserrat in the Lesser Antilles, In Le Friant, A., Ishizuka, O., Stroncik, N.A., and the Expedition 340 Scientists, Proc. IODP, 340: Tokyo (Integrated Ocean Drilling Program Management International, Inc.). doi:10.2204/iodp.proc.340.204.2016

Abbott, A.N., B.A. Haley, J. McManus, (2015) Bottoms up: Sedimentary control on the deep ocean’s eNd signature. Geology, 43 (11), 1035-1038.

Abbott, A.N., B.A. Haley, J. McManus, Reimers, C. (2015) The sedimentary flux of dissolved rare earth elements to the ocean. Geochim. Cosmochim. Acta, 154, 186-200.

Little, S.H., Vance, D., Lyons, T.W., McManus, J. (2015) Controls on trace metal authigenic enrichment in reducing sediments: Insights from modern oxygen-deficient settings, Am. J. Sci., 315 (2), 77-119.

McManus, J., Severmann, S., Cohen, A.S., McKay, J.L., Montanye, B.R., Hartwell, A.M., Wheatcroft, R. (2015) The sedimentary response to a rapid change in lake level in Lake Tanganyika, Palaeogeogr., Palaeoclim., Palaeoecol., 440, 647-658.

Torres, M.E., Cox, T., Hong, W-L., McManus, J., Sample, J.C., Destrigneville, C., Gan, H.M., Gan, H.Y., Moreau, J.W.  (2015) Crustal fluids and ash alteration impact on the biosphere of Shikoku Basin sediments, Nankai Trough, Japan, Geobiology, 13: 562-580.

Scholz, F., J. McManus, A.C. Mix, C. Hensen, R.R. Schneider, (2014) The impact of ocean deoxygenation on iron release from continental margin sediments. Nature Geoscience, 7, 433-437.

Scholz, F., Severmann, S., McManus, J., Hensen, C., (2014) Beyond the Black Sea paradigm: The sedimentary fingerprint of an open-marine iron shuttle, Geochim. Cosmochim. Acta, 127, 368-380.

Deutsch, C., Berelson, W., Thunell, R., Weber, T., Tems, C., McManus, J., Crusius, J., Ito, T., Baumgartner, T., Ferreira, V., Mey, J., van Geen, A. (2014) Centennial changes in North Pacific anoxia linked to tropical trade winds, Science, 345, 665-66

Chong, L.S., Berelson, W.M., McManus, J., Hammond, D.E., Rollins, N.E., Yager, P.L. (2014) Carbon and biogenic silica export influenced by the Amazon River plume: Patterns of remineralization in deep-sea sediments. Deep Sea Research, 85: 124-137.

Scholz, F., McManus, J., Sommer, S. (2013) The Manganese and iron shuttle in a modern euxinic basin and implications for molybdenum cycling at euxinic ocean margins.  Chemical Geology, 355, Pages 56–68.

Goldberg, T., Gordon, G., Izon, G., Archer, C., Pearce, C.R., McManus, J., Anbar, A.D., and Rehkämper, M. (2013) Resolution of inter-laboratory discrepancies in Mo isotope data: an intercalibration. J. Anal. At. Spectrom., 28, 724, DOI: 10.1039/C3JA30375F.

Berelson, W.M., McManus, J., Severmann, S., Reimers, C.E. (2013) Benthic flux of oxygen and nutrients across Oregon/California shelf sediments.  Continental Shelf Research, 55, 66-75.

Roy, M., McManus, J., Goñi, M.A., Chase, Z., Borgeld, J.C., Wheatcroft, R.A., Muratli, J.M., Megowan, M.R., Mix, A. (2013).  Reactive iron and manganese distributions in seabed sediments near small mountainous rivers off Oregon and California, (USA).  Continental Shelf Research, 54, 67-69. 

McManus J., Berelson, W.M., Severmann, S., Johnson, K.S., Hammond, D.E., Roy, M., Coale, K.H. (2012) Benthic manganese fluxes along the Oregon-California continental shelf and slope, Continental Shelf Research, 43: 71-85.

Ziebis, W., McManus, J., Ferdelman, T., Schmidt-Schierhorn, F., Bach, W., Muratli, J., Edwards, K.J., Villinger, H. (2012) Interstitial fluid chemistry of sediments underlying the North Atlantic gyre and the influence of subsurface fluid flow.  Earth Planet. Sci. Letts., 323-324, 79-91.

Muratli, J.M., McManus, J., Mix, A., Chase, Z. (2012) Dissolution of fluoride complexes following microwave-assisted hydrofluoric acid digestion of marine sediments.  Talanta, 89, 195-200.

Chong, L.S., Prokopenko, M.G., Berelson, W.M., Townsend-Small, A., McManus, J.  (2012)  Nitrogen cycling within suboxic and anoxic sediments from the continental margin of Western North America. Marine Chemistry, 128-129, 13-25.

Homoky, W., Severmann, S., McManus, J., Berelson, W.M., Riedel, T.E., Statham, P.J., Mills, R.A. (2012) Dissolved oxygen and suspended particles regulate the benthic flux of iron from continental margins. Marine Chemistry, 134-135, 59-70.

Poulson Brucker, R., McManus, J., Poulton, S.W. (2012) Molybdenum isotope fractionations observed under anoxic experimental conditions, Geochem. J., 46: 201-209.

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