John Wiltshire

Emeritus faculty, ORE

Submersibles, ROVs, deep-sea mining technology, ocean energy systems

Appointments

  • July 2010-2018: Associate Chair, Department of Ocean and Resources Engineering, University of Hawaii (July 2007-June 2010: Chair, Department of Ocean and Resources Engineering)
  • 1986-2018: Hawaii Undersea Research Laboratory (HURL), School of Ocean & Earth Sciences & Technology, University of Hawaii at Manoa, Honolulu, Hawai’i, USA. (2008-present: Director; 2002-March 2008: Acting Director; 1991-2002: Associate Director; 1986-1990: Researcher)
  • 1990-2018: Cooperating Graduate Faculty, Department of Oceanography, University of Hawaii
  • 1983-1986: Ocean Resources Manager, State of Hawaii, Ocean Resources Branch, Honolulu, Hawai’i, USA
  • 1978-1983: Research Assistant/Lecturer, University of Hawaii at Manoa, Department of Oceanography, Honolulu, Hawai’i, USA
  • 1973-1977: Exploration geologist doing field season and contract work for Chevron, Union Oil, Petro Canada, Noranda Mines and McIntyre Mines, looking for oil and base metal deposits.

Awards & Honors

  • Fellow, Marine Technology Society
  • Fellow, Pacific Congress on Marine Science and Technology (PACON International)

Journal Publications

Wiltshire, J., 1981, An Evaluation of the Seabed Troika Photos from SONNE Leg 14, S. W. Pacific Basin, in Pluger, W.(ed) Fahrbericht und Wissenschaftlicher Zwischenbericht der F. S. SONNE 14, Rheinisch-Westfalischen Technischen Hochschule Report, Aachen.Malahoff, A., G.M. McMurtry, J.C. Wiltshire and H. W. Yeh, 1982, Geology and Chemistry of Hydrothermal Deposits from Active Submarine Volcano, Loihi, Hawaii, Nature, v.298, n.587, p.234-239.

Wiltshire, J., 1982, The Potential of the Puna Submarine Canyon for the Slurry Disposal of Manganese Nodule Tailings, The Proceedings of Ocean’s< ’82. Marine Technology Society, Washington p .1069-1073.

Wiltshire, J. and W. Dudley, 1983, Sedimentary Patterns in a Very Young Submarine Canyon off Hawaii, (abstr.) 15th Pacific Science Congress Abstracts, Dunedin, New Zealand.

Wiltshire, J.C., 1983, Marine Geological Research in the Puna Submarine Canyon off Hawaii, (abstr.) Proceedings of the Big Island Science Conference. v.7, n.8.

Wiltshire, J. C., 1984, Offshore Outfall Disposal for a Hawaiian Manganese Nodule Processing Plant, Proceedings of the Pacific Congress on Marine Technology. Marine Technology Society, Honolulu, p. MRM 3/22-28.

Wiltshire J.C., 1984, Innovative Trends in Marine Management: Hawaii’s Manganese Crust Work Group, The Proceedings of Oceans ’84, Marine Technology Society, Washington, p.884-889.

Wiltshire, J.C. and C.L Morgan, 1986, The Potential for High Grading Cobalt-Rich Manganese Oxides in the Hawaiian Exclusive Economic Zone, Proceedings of the Second Pacific Congress on Marine Technology, University of Hawaii, Honolulu, p.MRM 3/ 13-19.

Wiltshire, J., 1986, Environmental Impacts of Proposed Manganese Crust Mining, in C Johnson and A. Clark (eds.), Pacific Marine Resources ; Physical, Economic and Legal Issues. East-West Center, Honolulu, p.459-483.

Wiltshire J. and G.M. McMurtry, 1987, Deep-Sea Sampling of Consolidated Material by Submersible, The Proceedings of Oceans ’87. Marine Technology Society, Washington D. C. p. 1052- 1057.

Holmes M.L., R. Zierenberg, J. Wiltshire, M. Lyle, W. Normark and A. G. Carey, 1987, Submersible Observations in the Escanaba Trough, Proceedings of the Gorda Ridge Symposium. Oregon Department of Geology and Mineral Industries, Portland.

Wiltshire J.C., 1987, A Review of Research Conducted Under Hawaii’s Manganese Crust Project, Proceedings of the Third Annual Technology Transfer Meeting, Minerals Management Service, Los Angeles.

Wiltshire J.C., 1988, Deep Seabed Mining within the EEZ, in E.K. Datta (ed.), Proceedings of Pacific Basin Management of the 200 Nautical Mile EEZ, Pacific Basin Development Council, Honolulu, p .153-160.

Wiltshire J.C., 1988. Investigations of the Hawaii Undersea Research Laboratory, in E.K Datta (ed.), Proceedings of Pacific Basin Management of the 200 Nautical Mile EEZ Pacific Basin Development Council, Honolulu, p. 119-126.

Morgan C. L., R. Mahan, A. Malahoff and J. Wiltshire, 1988, Microtopography of Cross Seamount, Marine Mining  v.7  p.249-269.

Murphy E., G McMurtry and J. Wiltshire, 1988, Axial Seamount versus the Gorda Ridge, Eos (abstr.) v.69 n.44 p. 1484.

Gorda Ridge Group B (a group of 7 scientists including J.C. Wiltshire), 1988, Hydrothermal Activity on the Northern Gorda Ridge, Eos. December 1988.

Wiltshire J. and G McMurtry, 1989, Precious Metal Accumulation in Manganese Crusts from the Hawaiian and Johnston Island Exclusive Economic Zones (abstract), Second Symposium on Studies Related to the Continental Margins: Abstracts Bureau of Economic Geology, University of Texas.

Gorda Ridge Group B (a group of 7 scientists including J.C. Wiltshire), 1990,  Major Off-Axis Hydrothermal Activity on the Northern Gorda Ridge, Geology. v. 18, p. 493-496.

Wiltshire J. C., 1990, Policy Issues for Detailed Bathymetric Mapping in the Hawaiian Exclusive Economic Zone and Hawaii’s Marine Mining Program, in  Proceedings of the 1989 Exclusive Economic Zone Symposium on Mapping and Research: Federal-State Partners in EEZ Mapping, U.S. Geological Survey Circular 1052 p. 113-119.

Wiltshire J. C., 1990, Platinum Accumulation in Cobalt-Rich Ferromanganese Crusts, Proceedings of the Fourth Pacific Congress on Marine Science and Technology, v.1  p. 405-412.

Wiltshire J. C., 1990, Precious Metal Accumulation in Manganese Crusts from the Hawaiian and Johnston Island Exclusive Economic Zones, in M. Hunt, S. Doenges and G.S. Stubbs (eds.) Studies Related to Continental Margins, Bureau of Economic Geology University of Texas, Austin, p.45-53.

Wiltshire J. and G. McMurtry, 1991, The  Application of Laser Ablation ICP-MS to the Investigation of Platinum Accumulation in Ferromanganese Crusts, (abstract) Geological Association of Canada, Toronto ’91 Abstracts.

Arvidson R.,  J. Wiltshire and Hsueh-Wen Yeh, 1991, An Assessment of Substrate Phosphorite Resources in the Hawaiian EEZ, Proceedings of Oceans ’91  Oct. 1-3 1991, Oceanic Engineering Society of IEEE, Washington p1575-1582.

Wiltshire J., 1991, Application of Ferromanganese Marine Mineral Tailings in Concrete and Ceramics,  Proceedings of the 22nd Underwater Mining Institute, September 29-October 2, 1991,  Marine Minerals Technology Center, Honolulu.

Wiltshire J., 1992, Beneficial Uses of Ferromanganese Marine Mineral Tailings, Pacific Congress on Marine Science and Technology Abstracts, PACON International, Honolulu.

Wiltshire J., 1992, Applications of Manganese Nodule Tailings in the Manufacture of Innovative Building Materials, Symposium on Ocean Technology Abstracts, National Institute of Oceanography, Goa, India p.19-20.

Wiltshire J., 1992, Seafloor Cobalt Deposits: A Major Untapped Resource, in Cobalt at the Crossroads Conference Volume, Intertech Corporation, Portland, Maine

Loudat T. and J. Wiltshire, 1993, The Economics of Mining Manganese Crust with Recovery of Platinum and Phosphorus, in N. Saxena (ed.), Recent Advances in Marine Science and Technology, PACON International Hawaii p.413-422.

Wiltshire J. 1993, Beneficial Uses of Ferromanganese Marine Mineral Tailings in N. Saxena (ed.), Recent Advances in Marine Science and Technology, PACON International Hawaii p. 405-412.

Wiltshire J. 1993, Potential Ferromanganese Crust Mine Sites in the Johnston Island EEZ, Pacific Congress on Marine Science and Technology Abstracts, June 93 Beijing, China, PACON International, Honolulu.

Wiltshire J. 1993, Manganese Crust Deposits in the Johnston Island EEZ as Potential Cobalt Resources, Proceedings of the Pacific Congress on Marine Science and Technology, PACON International, Honolulu. 10 pp.

Loudat T. and J. Wiltshire, 1994, The Identification of Potential Manganese Crust Mine Sites, in Proceedings of the Third Symposium on Continental Margins, University of Texas at Austin .

Morgan C., D. Larson and J. Wiltshire, 1994, Deep Seabed Rock Dredging in Areas with High Relief, Marine Georesources and Geotechnology, volume 12 pp.227-236.

Loudat T., J. Wiltshire, K. Zaiger, J. Allen and W. Hirt, 1994, An Economic Analysis of the Feasibility of Manganese Crust Mining and Processing, State of Hawaii Department of Business, Economic Development and Tourism Technical Report 105p.

Yao D., J. Wiltshire and C. Morgan, 1995, Mineralogy and Geochemistry of Ferromanganese Crusts from Johnston Island EEZ, Third International Conference on Asian Marine Geology Abstracts, Sogwipo, Korea, 17-21 October 1995.

Wen X., J. Wiltshire, E. DeCarlo, J. Cowen, 1995, Geochemical Constraints on Platinum Accumulation in Seamount Ferromanganese Crusts, American Geophysical Union Abstracts.

Wiltshire, J.C., 1995, Innovative Tailings Management for Marine Ferromanganese Nodule and Crust Processing, Proceedings of the Ocean’s ’95 Conference, Marine Technology Society, San Diego, 8 pp.

Loudat, T.A., K. Zaiger and J.C. Wiltshire, 1995, Solution Mining of Johnston Island Manganese Crusts: An Economic Evaluation, Proceedings of the Ocean’s ’95 Conference, Marine Technology Society, Washington, 10 pp.

McMurtry G. and J. Wiltshire, 1995, Heavy Metal Anomalies in Coastal Sediments of Oahu, Hawaii,  Pacific Science, v.49  p.452-470.

Malahoff A. , D.Yao, J. Wiltshire, H. Liang, J. Liu, 1996, Ocean Floor Hydrothermal Origin and Setting for Paleozoic Deposits of Southern China. International Geological Congress Abstracts.

Wiltshire J. 1996.  Marine Mineral Resources- State of Technology Report, Marine Technology Society Journal v.30 n.2 p.51-53

Lay G.F., J. Wiltshire, M. Rockwell and I. Enomoto, 1996, The Use of Marine Tailings in the formulation of Specialty Glasses, Ceramic -Glasses and Glazes, Proceedings of Ocean’s ’96, Marine Technology Society, Washington

Wiltshire J. and D. Yao, 1996, Mineralogy and Geochemistry of Ferromanganese Crusts from Johnston Island EEZ Proceedings of Ocean’s ’96, Marine Technology Society, Washington

Wiltshire, J. 1997. Use of Marine Mineral Tailings for Aggregate and Agricultural Applications. Proceedings of the International Offshore and Polar Engineering Conference, May 25-30, Honolulu , Hawaii, ISOPE, Golden, Colorado p.468-474.

Lay,  G. F. , and J. Wiltshire. 1997. Formulation of Specialty Glasses and Glazes Employing Marine Mineral Tailings. Recent Advances in Marine Science and Technology 96. Pacon International,  Honolulu p.347-361.

Wiltshire J. , 1997, The World Cobalt Market and its Ability to Support Manganese Crust Mining. Recent Advances in Marine Science and Technology 96. Pacon International,  Honolulu p.337-346.

Wiltshire, J., T. Loudat  and D. Yao. 1997. Manganese Tailings Utilization in Rust, Anti – Biofouling and Termite Coatings. (abstract), Abstracts of the Pacific Congress on Marine Science and Technology – PACON ’97. August 6-8th, 1997, Hong Kong, PACON International, Honolulu (in press).

Wiltshire, J.  1997. Memorial for Joseph Franklin- Manganese Tailings Artist. Marine Georesources and Geotechnology,  v.15, n.2, p. v-vi

Wiltshire J. C., X. Wen and E. De Carlo, 1997, Fine-Scale Platinum-Rich Zones as Stratigraphic Markers in Seamount Ferromanganese Crusts, Proceedings of PACON ’97, PACON International,  Honolulu, p.36-47.

Loudat , Thomas A. and J. Wiltshire, 1997, Industrial Application of Waste Manganese: Initial Testing and Economic Evaluation, Proceedings of PACON ’97, PACON International,  Honolulu, p.48-56.

Wiltshire, J.  1997. The Use of Marine Manganese Tailings in Industrial Coatings Applications. Proceeding of Oceans ’97, Marine Technology Society , Washington. p.1314-1319.

Wiltshire, J.  1997. Manganese Crusts in the Johnston Island EEZ,   Fourth Symposium on Continental Margins Abstracts, Bureau of Economic Geology , University of Texas, Austin , p.33-34.

Wiltshire J. , A. Malahoff and D. Yao, 1998, Metals Exploration and Mining on Land Using Seafloor Mineralization Processes as a Guide: Two Examples from China   Proceedings of the Ocean Community Conference ‘98, Marine Technology Society , Washington D.C. p.86-91.

Wiltshire, J., X. Wen and De Yao, 1998, The Geochemistry and Resource Potential of Manganese Crusts in the Johnston Island Exclusive Economic Zone, Proceedings of the Fourth Symposium on Continental Margins, Bureau of Economic Geology University of Texas, Austin , p.136-144.

Wiltshire, J. and T. Loudat,  1998, The Economic Value of Manganese Tailings to Marine Mining Development. Proceedings of the Offshore Technology Conference, American Association of Petroleum Geologists, Houston  p.735-742.

Wiltshire J., 1998, Introduction to the Special Issue on Swath Bathymetry (J, Wiltshire guest editor), Marine Geodesy, v.21, p.95

Troy, P.J. and J. Wiltshire, 1998,  Manganese Tailings: Useful Properties Suggest a Potential for Gas Absorbent and Ceramic Materials, Marine Georesources and Geotechnology, v. 16, p.273-281.

Wiltshire J. and T. Loudat,  1999 , The Uses of Fine Grained Manganese as an Industrial Filler, In Recent Advances in Marine Science and Technology 98, N. Saxena  (ed), Pacon International , Honolulu  (in press).

Wiltshire J, 1999, Marine Manganese Tailings Concrete: Advantages and Drawbacks, Proceedings of Oceans ‘99, Marine Technology Society, Washington DC. (printed abstract , paper in press).

Wiltshire, J., X. Wen and De Yao, 1999, Ferromanganese Crusts near Johnston Island: Geochemistry, Stratigraphy and Economic Potential, Marine Georesources and Geotechnology p.257-270.

Wiltshire J., 2000,  Innovations in Marine Ferromanganese Oxide Tailings Disposal, in D. Cronan (ed.) Handbook of Marine Mineral Deposits, CRC Press, Boca Raton , Florida, p.281-305.

Wiltshire J., 2000, Marine Mineral Resources- State of Technology Report, Marine Technology Society Journal, v.34 n.2, p. 56-59.

Wiltshire J.C. and Kathleen Moore, 2000, Manganese Tailings Concrete: Antibiofouling Properties and Manganese Toxicity, PACON ‘99 Proceedings, Pacon International , Honolulu p. 400-409.

Verlaan P. and J. Wiltshire, 2000, Manganese Tailings – a Potential Resource? Mining Environmental  Management,  v.8 n.4, p. 21-22.

Wiltshire J,  and K. Moore, 2000, Manganese Oxide Tailings as an Agricultural Stimulant, Pacific Congress on Marine Science and Technology,  Published Abstracts, Pacon International , June 2000, Honolulu.

Wiltshire  J. ,2001, Mineral Extraction – Authigenic Minerals, in Steele, J., Turekian, K. and Thorpe S. (eds.), Encyclopedia of Ocean Sciences, Academic Press , London  .

Wiltshire J., 2001, The Hawaii Undersea Research Laboratory’s Submersible Program: Climate Change, Drowned Coral Reefs and Manganese Crusts – Pacific Congress on Marine Science and Technology,  Published Abstracts, Pacon International , July 8-11, 2001 San Francisco.

Wiltshire  J. 2001, Future Prospects for the Marine Minerals Industry, Underwater, v. 13 n.3 p.40-44.

Wiltshire  J. 2001, Oil and Gas Equipment Plays Role in Marine Hard Mineral Extraction  Offshore, May 2001,  p.114-116.

Wiltshire J , K. Moore and Terry Lay, 2001,  Environmental Management of Tailings from Deepsea Mining through Soil Engineering, Proceedings of the Ocean Mining Symposium, International Society of Offshore and Polar Engineers, September 23-27, 2001, Szczecin, Poland. p.82-87.

Malahoff A, Wiltshire J, Crook C. , Kelley C. and Smith J., 2001, New Directions and Enhanced Potential at the Hawaii Undersea Research Laboratory, Proceedings of the Oceans 2001 Conference, Honolulu, Nov.5-8, 2001, Marine Technology Society , Washington D.C. p.807-811.

Wiltshire J, 2002, The World Cobalt Market and the Potentially Price Stabilizing Role of High-Cobalt Mid Pacific Manganese Crusts, Pacific Congress on Marine Science and Technology Abstracts, PACON 2002, Tokyo Japan, July 2002.

Wiltshire, J., T. Kerby and A. Kalvaitis, 2002, The search, discovery and survey of a World War II Japanese Type ‘A’ midget submarine, Oceanography, Vol. 15, n. 4, p. 35-40.

Wiltshire, J.C., 2002, Sustainable development and its application to mine tailings of deep sea minerals, in R. Sharma (Ed.) Ocean Mining, National Institute of Oceanography, Goa.

Wiltshire, J., 2003, Recycling mine wastes: Tailings recycling research, Mining Environmental Management, Vol. 11, n. 1, p. 8-12.

Wiltshire, J., 2003, Methane hydrates: A future ocean energy resource?, Marine Technology Society Journal, vol. 36, n. 4, p. 8-10.

Bai, Z. and J.C. Wiltshire, 2005, Composition and useful properties of tailings of marine manganese nodules and crusts, Marine Georesources and Geotechnology, Vol. 23, p. 13-24.

Bai, Z. and J.C. Wiltshire, 2005, Porous structure of tailings of marine manganese nodules and crusts as deduced from the adsorption of nitrogen, Marine Georesources and Geotechnology, Vol. 23, p. 195-208.

McMurtry G.M., J.C. Wiltshire and A. Bossuyt, 2005, Hydrocarbon seep monitoring using in situ deep sea mass spectrometry, in Proceedings of Oceans 2005, IEEE Oceanic Engineering Society, Vol. 1, p. 395-400.

McMurtry G.M., Wiltshire J.C. and A. Bossuyt, 2005, A deep-ocean mass spectrometer to monitor hydrocarbon seeps and pipelines, Proceedings of the Offshore Mechanics and Arctic Engineering Conference, American Society of Mechanical Engineers, OMAE 2005-67146, p. 1-8.

Malahoff, A., J.C. Wiltshire, J.R. Smith, 2005, Discoveries from Hawaii Undersea Research Laboratory’s 25th Anniversary expedition to the South Pacific, the cross-disciplinary, multi-institutional South Seas expedition from Hawaii to New Zealand and back, abstract.  American Geophysical Union Annual Meeting, San Francisco, Dec 2005

Smith, J.R., J.C. Wiltshire, A. Malahoff, 2005, The Hawaii Undersea Research Laboratory’s 25th Anniversary expedition to the South Pacific, abstract.  American Geophysical Union Annual Meeting, San Francisco, Dec 2005.

Kerby, T., J.R. Smith, R. Shackelford, J.C. Wiltshire, A. Malahoff, 2005, Mission Accomplished: Deep submergence science routinely supported using multiple vehicles throughout the Hawaii Undersea Research Laboratory’s 2005 South Pacific expedition, abstract and poster. American Geophysical Union Annual Meeting, San Francisco, Dec 2005.

Wiltshire J.C., 2005, New deep sea technological developments increase the viability of marine mineral industries, Marine Technology Society Journal, Vol. 39, n. 3, p. 119-121.

Wiltshire, J.C., J.R. Smith and A. Malahoff, 2006, Expedition to the Line Islands, South Pacific atolls and undersea volcanoes of the Tonga-Kermadec Arc: 25 years of deep submergence science with the Hawaii Undersea Research Laboratory, abstract. American Geophysical Union Ocean Sciences Meeting, Honolulu, Feb 2006.

Bai, Z., Z. Wen and J.C. Wiltshire, 2008, Marine mineral tailings use in anticorrosive coatings. Proceedings of the OCEANS 2008 MTS/IEEE QUEBEC Conference, 15-18 September 2008, Quebec City, Canada.

Bai, Z., Z. Wen and J.C. Wiltshire, 2009, Anticorrosive coatings prepared using the tailings of cobalt-rich manganese crusts: Preparation and properties, Marine Georesources and Geotechnology.

Courses Taught

  • OCN 201 Introduction to Oceanography
  • OCN 622 Geological Oceanography – Geophysical section
  • OCN 631 Ocean Minerals
  • ORE 678 Marine Mineral Resources Engineering
  • ORE 330/OCN 330 Mineral and Energy Resources of the Sea
  • ORE 677 Ocean Renewable Energy

Professional Service and Affiliations

  • Marine Technology Society (Vice Chairman, Hawaii Section; Chairman, Mineral Resources Professional Committee; Society Fellow; Executive Co-Chairman, Oceans 2001 and 2011 International Conference)
  • Outer Continental Shelf Policy Advisory Committee (National Advisory Committee to U.S. Secretary of the Interior), Member 1984-2004, 2007-present
  • Pacific Congress on Marine Science and Technology and PACON International -1984-present, Founding member, Vice President and Chair of Marine Minerals, Chairman of the PACON ‘99 conference in Moscow, Society Fellow.
  • State of Hawaii Marine Mining Program Environmental Monograph Series, Editor
  • International Marine Minerals Society (IMMS) – Member of the Executive Board and Treasurer
  • Society for Mining, Metallurgy and Exploration (SME) – Member, Special Committee for Offshore Technology and Organizational Input to the Offshore Technology Conference, 2005 – present
  • NOAA’s Undersea Research Program (NURP) – Member, Council of Directors since 2001