National Oceanic and
Atmospheric Administration
United States Department of Commerce

Search Results:
1968 to Present
Sorted by year: Descending
Author contains: CHADWICK

Fiscal Year 2018
Cont. #: 4678
Baker, E.T., S.L. Walker, J.A. Resing, W.W. Chadwick, Jr., S.G. Merle, M.O. Anderson, D.A. Butterfield, N.J. Buck, and S. Michael (2017): The effect of arc proximity on hydrothermal activity along spreading centers: New evidence from the Mariana back-arc (12.7°–18.3°N). Geochem. Geophys. Geosyst., 18(11), 4211–4228, doi: 10.1002/2017GC007234.
Cont. #: 4526
Carey, R., K. Orth, and W. Chadwick (2017): Meeting report: New frontiers and technologies in submarine volcanism research. Eos. Trans. AGU, 98, doi: 10.1029/2017EO084205, AGU Chapman Conference on Submarine Volcanism: New Approaches and Research Frontier; Hobart, Tasmania, Australia, 29 January to 3 February 2017.
Fiscal Year 2017
Cont. #: 4621
Anderson, M.O., W.W. Chadwick, Jr., M.D. Hannington, S.G. Merle, J.A. Resing, E.T. Baker, D.A. Butterfield, S.L. Walker, and N. Augustin (2017): Geological interpretation of volcanism and segmentation of the Mariana back-arc spreading center between 12.7°N and 18.3°N. Geochem. Geophys. Geosyst., 18(6), 2240–2274, doi: 10.1002/2017GC006813.
Cont. #: 4421
Chadwick, W., J. Paduan, D. Clague, B. Dreyer, S. Merle, A. Bobbitt, D. Caress, B. Philip, D. Kelley, and S. Nooner (2016): Interpreted outlines of the 2015 lava flows and eruptive fissures at Axial Seamount, Juan de Fuca Ridge (investigator William Chadwick). Integrated Earth Data Applications (IEDA), http://get.iedadata.org/doi/323598, doi: 10.1594/IEDA/323598, Data product at marine-geo.org.
Cont. #: 4508
Chadwick, Jr., W.W., B.P. Paduan, D.A. Clague, B.M. Dreyer, S.G. Merle, A.M. Bobbitt, D.W. Caress, B.T. Philip, D.S. Kelley, and S.L. Nooner (2016): Voluminous eruption from a zoned magma body after an increase in supply rate at Axial Seamount. Geophys. Res. Lett., 43(23), 12,063–12,070, doi: 10.1002/2016GL071327, Available online: Open access.
Cont. #: 4509
Nooner, S.L., and W.W. Chadwick, Jr. (2016): Inflation-predictable behavior and co-eruption deformation at Axial Seamount. Science, 354(6318), 1399–1403, doi: 10.1126/science.aah4666.
Cont. #: 4585
Schnur, S.R., W.W. Chadwick, Jr., R.W. Embley, V.L. Ferrini, C.E.J. de Ronde, K.V. Cashman, N. Deardorff, S.G. Merle, R.P. Dziak, J. Haxel, and H. Matsumoto (2017): A decade of volcanic construction and destruction at the summit of NW-Rota-1 Seamount: 2004–2014. J. Geophys. Res., 122(3), 1558–1584, doi: 10.1002/2016JB013742.
Fiscal Year 2016
Cont. #: 4438
Chadwick, W., and S. Nooner (2015): Processed Bottom Pressure Recorder (BPR) data from uncabled instruments deployed at Axial Seamount on the Juan de Fuca Ridge (investigators William Chadwick and Scott Nooner). In Marine Geoscience Data System, Integrated Earth Data Applications (IEDA), doi: 10.1594/IEDA/322282, Data product at marine-geo.org.
Cont. #: 4572
Resing, J.A., W.W. Chadwick Jr., S.L. Walker, S.G. Merle, E.T. Baker, and C.L. Kaiser (2016): Raw Near-Bottom CTD and Magnetometer Data (ASCII format) from the Izu-Bonin-Mariana Volcanic Arc acquired by AUV Sentry during the Falkor expedition FK151121 (2015). Integrated Earth Data Applications (IEDA), doi: 10.1594/IEDA/323566, Published data set.
Cont. #: 4571
Walker, S.L., E.T. Baker, J.A. Resing, W.W. Chadwick Jr., S.G. Merle, and C.L. Kaiser (2016): Raw Near-Bottom MAPR Data from the Izu-Bonin-Mariana Volcanic Arc acquired by AUV Sentry during the Falkor expedition FK151121 (2015). Integrated Earth Data Applications (IEDA), doi: 10.1594/IEDA/323567, Published data set.
Fiscal Year 2015
Cont. #: 4420
Chadwick, Jr., W.W., and S.G. Merle (2015): Processed EM122 Swath Bathymetry Grids (NetCDF:GMT format) derived from ship-based Multibeam Sonar Data from the Izu-Bonin-Mariana Arc: Mariana: NW Rota-1 Volcano to Esmeralda Seamount (20m grid) and Esmeralda to SW of Guam (40m grid) acquired during the Kilo Moana expedition KM1005 (2010). In Marine Geoscience Data System, Integrated Earth Data Applications (IEDA), doi: 10.1594/IEDA/317112, Data product at marine-geo.org.
Cont. #: 4209
Chadwick, Jr., W.W., S.G. Merle, N.J. Buck, J.W. Lavelle, J.A. Resing, and V. Ferrini (2014): Imaging of CO2 bubble plumes above an erupting submarine volcano, NW Rota-1, Mariana Arc. Geochem. Geophys. Geosyst., 15(11), 4325–4342, doi: 10.1002/2014GC005543.
Cont. #: 3942
de Ronde, C.E.J., W.W. Chadwick, Jr., R.G. Ditchburn, R.W. Embley, V. Tunnicliffe, E.T. Baker, S.L. Walker, V.L. Ferrini, and S.M. Merle (2015): Molten sulfur lakes of intraoceanic arc volcanoes. In Volcanic Lakes (Advances in Volcanology), D. Rouwet, F. Tassi, and J. Vandemeulebrouck (eds.), Springer.
Cont. #: 4208
Dziak, R.P., D.R. Bohnenstiehl, E.T. Baker, H. Matsumoto, J. Caplan-Auerbach, R.W. Embley, S.G. Merle, S.L. Walker, T.-K. Lau, and W.W. Chadwick, Jr. (2015): Long-term explosive degassing and debris flow activity at West Mata submarine volcano. Geophys. Res. Lett., 42(5), 1480–1487, doi: 10.1002/2014GL062603.
Cont. #: 4119
Embley, R.W., S.G. Merle, E.T. Baker, K.H. Rubin, J.E. Lupton, J.A. Resing, R.P. Dziak, M.D. Lilley, W.W. Chadwick, Jr., T. Shank, R. Greene, S.L. Walker, J. Haxel, E. Olson, and T. Baumberger (2014): Eruptive modes and hiatus of volcanism at West Mata seamount:, NE Lau basin: 1996–2012. Geochem. Geophys. Geosyst., 15(10), 4093–4115, doi: 10.1002/2014GC005387.
Cont. #: 3863
Geist, D., G. Bergantz, and W.W. Chadwick, Jr. (2014): Galápagos magma chambers. In The Galápagos: A Natural Laboratory for the Earth Sciences, K.S. Harpp, E. Mittelstaedt, N. d'Ozouville and D.W. Graham (eds.), Geophysical Monograph 204, American Geophysical Union, Washington, D.C., 55–70.
Fiscal Year 2014
Cont. #: 4201
Caplan-Auerbach, J., R.P. Dziak, D.R. Bohnenstiehl, W.W. Chadwick, and T.-K. Lau (2014): Hydroacoustic investigation of submarine landslides at West Mata volcano, Lau Basin. Geophys. Res. Lett., 41(16), 5927–5934, doi: 10.1002/2014GL060964.
Cont. #: 4219
Caress, D., D. Clague, J. Paduan, J. Martin, B. Dreyer, W. Chadwick, A. Denny, and D. Kelley (2014): Interpreted outlines of the 2011 lava flows and eruptive fissures at Axial Seamount, Juan de Fuca Ridge (investigator David Caress). Integrated Earth Data Applications (IEDA), http://www.iedadata.org/doi?id=321224, doi: 10.1594/IEDA/321224, Data product at marine-geo.org.
Cont. #: 4182
Chadwick, J., R. Keller, G. Kamenov, G. Yogodzinski, and J. Lupton (2014): The Cobb hot spot: HIMU-DMM mixing and melting controlled by a progressively thinning lithospheric lid. Geochem. Geophys. Geosyst., 15(8), 3107–3122, doi: 10.1002/2014GC005334.
Cont. #: 3920
Chadwick, W., D. Clague, R. Embley, M. Perfit, D. Butterfield, D. Caress, J. Paduan, P. Sasnett, S. Merle, and A. Bobbitt (2014): Interpreted outlines of the 1998 lava flows and eruptive fissures at Axial Seamount, Juan de Fuca Ridge (investigator William Chadwick). Integrated Earth Data Applications (IEDA), http://www.iedadata.org/doi?id=321222, doi: 10.1594/IEDA/321222, Data product at marine-geo.org.
Cont. #: 3964
Chadwick, Jr., W.W., D.A. Clague, R.W. Embley, M.R. Perfit, D.A. Butterfield, D.W. Caress, J.B. Paduan, J.F. Martin, P. Sasnett, S.G. Merle, and A.M. Bobbitt (2013): The 1998 eruption of Axial Seamount: New insights on submarine lava flow emplacement from high-resolution mapping. Geochem. Geophys. Geosyst., 14(10), 3939–3968, doi: 10.1002/ggge.20202.
Cont. #: 3993
Clague, D.A., B.M. Dreyer, J.B. Paduan, J.F. Martin, W.W. Chadwick, Jr., D.W. Caress, R.A. Portner, T.P. Guilderson, M.L. McGann, H. Thomas, D.A. Butterfield, and R.W. Embley (2013): Geologic history of the summit of Axial Seamount, Juan de Fuca Ridge. Geochem. Geophys. Geosyst., 14(10), 4403–4443, doi: 10.1002/ggge.20240.
Cont. #: 4139
Embley, R.W., Y. Tamura, S.G. Merle, T. Sato, O. Oshizuka, W.W. Chadwick, Jr., D.A. Wiens, P. Shore, and R.J. Stern (2014): Eruption of South Sarigan Seamount, Northern Mariana Islands: Insights into hazards from submarine volcanic eruptions. Oceanography, 27(2), 24–31, doi: 10.5670/oceanog.2014.37.
Fiscal Year 2013
Cont. #: 3945
Deschamps, A., M.A. Tivey, W.W. Chadwick, Jr., and R.W. Embley (2013): Waning magmatic activity along the Southern Explorer Ridge revealed through fault restoration of rift topography. Geochem. Geophys. Geosyst., 14(5), 1609–1625, doi: 10.1002/ggge.20110.
Cont. #: 3435
Dziak, R.P., E.T. Baker, A.M. Shaw, D.R. Bohnenstiehl, W.W. Chadwick, Jr., J.H. Haxel, H. Matsumoto, and S.L. Walker (2012): Flux measurements of explosive degassing using a year-long hydroacoustic record at an erupting submarine volcano. Geochem. Geophys. Geosyst., 13, Q0AF07, doi: 10.1029/2012GC004211.
Cont. #: 3715
Leybourne, M.I., U. Schwarz-Schampera, C.E.J. de Ronde, E.T. Baker, K. Faure, S.L. Walker, D.A. Butterfield, J.A. Resing, J.E. Lupton, M.D. Hannington, H.L. Gibson, G.J. Massoth, R.W. Embley, W.W. Chadwick, Jr., M.R. Clark, C. Timm, I.J. Graham, and I.C. Wright (2012): Submarine magmatic-hydrothermal systems at the Monowai Volcanic Center, Kermadec Arc. Econ. Geol., 107, 1669–1694 (Society of Economic Geologists, 7811 Shaffer Parkway, Littleton, CO 80127 USA), doi: 10.2113/econgeo.107.8.1669.
Cont. #: 3848
Paros, J., C. Meinig, M. Spillane, P. Migliacio, L. Tang, W. Chadwick, T. Schaad, and S. Stalin (2012): Nano-resolution technology demonstrates promise for improved local tsunami warnings on the MARS project. In Oceans 2012 MTS/IEEE, Yeosu, Korea, 21–24 May 2012. [PDF Version]
Fiscal Year 2012
Cont. #: 3752
Baker, E.T., W.W. Chadwick, Jr., J.P. Cowen, R.P. Dziak, K.H. Rubin, and D.J. Fornari (2012): Hydrothermal discharge during submarine eruptions: The importance of detection, response, and new technology. Oceanography, 25(1), 128–141, doi: 10.5670/oceanog.2012.11.
Cont. #: 3791
Caress, D.W., D.A. Clague, J.B. Paduan, J. Martin, B. Dreyer, W.W. Chadwick, Jr., A. Denny, and D.S. Kelley (2012): Repeat bathymetric surveys at 1-metre resolution of lava flows erupted at Axial Seamount in April 2011. Nature Geosci., 5(7), 483–488, doi: 10.1038/ngeo1496.
Cont. #: 3782
Chadwick, Jr., W.W., S.L. Nooner, D.A. Butterfield, and M.D. Lilley (2012): Seafloor deformation and forecasts of the April 2011 eruption at Axial Seamount. Nature Geosci., 5(7), 474–477, doi: 10.1038/ngeo1464.
Cont. #: 3716
Chadwick, Jr., W.W., R.P. Dziak, J.H. Haxel, R.W. Embley, and H. Matsumoto (2012): Submarine landslide triggered by volcanic eruption recorded by in situ hydrophone. Geology, 40(1), 51–54, doi: 10.1130/G32495.1.
Cont. #: 3723
Clague, D.A., J.B. Paduan, D.W. Caress, H. Thomas, W.W. Chadwick, Jr., and S.G. Merle (2011): Volcanic morphology of West Mata Volcano, NE Lau Basin, based on high-resolution bathymetry and depth changes. Geochem. Geophys. Geosyst., 12(QOAF03), doi: 10.1029/2011GC003791.
Cont. #: 3793
Dziak, R.P., J.H. Haxel, D.R. Bohnenstiehl, W.W. Chadwick, Jr., S.L. Nooner, M.J. Fowler, H. Matsumoto, and D.A.. Butterfield (2012): Seismic precursors and magma ascent before the April 2011 eruption at Axial Seamount. Nature Geosci., 5(7), 478–482, doi: 10.1038/ngeo1490.
Cont. #: 3785
Rubin, K.H., S.A. Soule, W.W. Chadwick, Jr., D.J. Fornari, D.A. Clague, R.W. Embley, E.T. Baker, M.R. Perfit, D.W. Caress, and R.P. Dziak (2012): Volcanic eruptions in the deep sea. Oceanography, 25(1), 142–157, doi: 10.5670/oceanog.2012.12.
Fiscal Year 2011
Cont. #: 3559
Chadwick, Jr., W.W., S. Jónsson, D.J. Geist, M. Poland, D.J. Johnson, S. Batt, K.S. Harpp, and A. Ruiz (2011): The May 2005 eruption of Fernandina volcano, Galápagos: The first circumferential dike intrusion observed by GPS and InSAR. Bull. Volcanol., 73(6), 679–697, doi: 10.1007/s00445-010-0433-0.
Cont. #: 3560
Deardorff, N.D., K.V. Cashman, and W.W. Chadwick, Jr. (2011): Observations of eruptive plume dynamics and pyroclastic deposits from submarine explosive eruptions at NW Rota-1, Mariana Arc. J. Volcanol. Geoth. Res., 202(1–2), 47–59, doi: 10.1016/j.jvolgeores.2011.01.003.
Cont. #: 3712
Paros, J., E. Bernard, J. Delaney, C. Meinig, M. Spillane, P. Migliacio, L. Tang, W. Chadwick, T. Schaad, and S. Stalin (2011): Breakthrough underwater technology holds promise for improved local tsunami warnings. In Symposium for Underwater Technology (UT), 2011 IEEE - 2011 Workshop on Scientific Use of Submarine Cables and Related Technologies (SSC), 5-8 April 2011.
Fiscal Year 2010
Cont. #: 3491
Chadwick, W.W., D.A. Butterfield, R.W. Embley, V. Tunnicliffe, J.A. Huber, S.L. Nooner, and D.A. Clague (2010): Spotlight 1: Axial Seamount. Oceanography, 23(1), 38–39, doi: 10.5670/oceanog.2010.73.
Cont. #: 3490
Chadwick, W.W., R.W. Embley, E.T. Baker, J.A. Resing, J.E. Lupton, K.V. Cashman, R.P. Dziak, V. Tunnicliffe, D.A. Butterfield, and Y. Tamura (2010): Spotlight 10: Northwest Rota-1 Seamount. Oceanography, 23(1), 182-183, doi: 10.5670/oceanog.2010.82.
Cont. #: 3326
Schiffman, P., R. Zierenberg, W.W. Chadwick, Jr., D.A. Clague, and J. Lowenstern (2010): Contamination of basaltic lava by seawater: evidence found in a lava pillar from Axial Seamount, Juan de Fuca Ridge. Geochem. Geophys. Geosyst., 11(4), Q04004, doi: 10.1029/2009GC003009.
Fiscal Year 2009
Cont. #: 3165
Chadwick, W.W., and D. Geist (2009): Galapagos GPS Network: GV09-GV09 - Sierra Negra P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T5VQ30WM, doi: 10.7283/T5VQ30WM, Data product at UNAVCO.
Cont. #: 3174
Chadwick, W.W., and D. Geist (2009): Galapagos GPS Network: GV10-GV10 - Sierra Negra P.S.. UNAVCO GPS Data Set, UNAVCO, Inc, http://www.unavco.org/data/doi/doi:10.7283/T5445JQC, doi: 10.7283/T5445JQC, Data product at UNAVCO.
Cont. #: 3221
Chadwick, Jr., W.W., I.C. Wright, U. Schwarz-Schampera, O. Hyvernaud, D. Reymond, and C.E.J. de Ronde (2008): Cyclic eruptions and sector collapses at Monowai submarine volcano, Kermadec arc: 1998–2007. Geochem. Geophys. Geosyst., 9, Q10014, doi: 10.1029/2008GC002113.
Cont. #: 3150
Nooner, S.L., and W.W. Chadwick, Jr. (2009): Volcanic inflation measured in the caldera of Axial Seamount: Implications for magma supply and future eruptions. Geochem. Geophys. Geosyst., 10(2), Q02002, doi: 10.1029/2008GC002315.
Cont. #: 3286
Tunnicliffe, V., K.T.A. Davies, D.A. Butterfield, R.W. Embley, J.M. Rose, and W.W. Chadwick, Jr. (2009): Survival of mussels in extremely acidic waters on a submarine volcano. Nature Geosci., 2, 344–348, doi: 10.1038/ngeo500.
Cont. #: 3193
Vigouroux, N., G. Williams-Jones, W. Chadwick, D. Geist, A. Ruiz, and D. Johnson (2008): 4D gravity changes associated with the 2005 eruption of Sierra Negra volcano, Galápagos. Geophysics, 73(6), WA29–WA35, doi: 10.1190/1.2987399.
Fiscal Year 2008
Cont. #: 3078
Chadwick, Jr., W.W., K.V. Cashman, R.W. Embley, H. Matsumoto, R.P. Dziak, C.E.J. de Ronde, T.K. Lau, N.D. Deardorff, and S.G. Merle (2008): Direct video and hydrophone observations of submarine explosive eruptions at NW Rota-1 Volcano, Mariana Arc. J. Geophys. Res., 113, B08S10, doi: 10.1029/2007JB005215.
Cont. #: 3243
Dziak, R., D. Bohnenstiehl, J. Lupton, W. Chadwick, R. Embley, J. Braunmiller, A. Trehu, S. Merle, M. Fowler, and J. Nabelek (2008): Time critical studies update. Ridge 2000 Events, 3, 44–45.
Cont. #: 3162
Embley, R.W., E.T. Baker, D.A. Butterfield, W.W. Chadwick, Jr., J.E. Lupton, J.A. Resing, C.E.J. de Ronde, K.-I. Nakamura, V. Tunnicliffe, J.F. Dower, and S.G. Merle (2007): Exploring the submarine ring of fire: Mariana Arc—Western Pacific. Oceanography, 20(4), 68–79, doi: 10.5670/oceanog.2007.07.
Cont. #: 3035
Geist, D.J., K.S. Harpp, T.R. Naumann, M. Poland, W.W. Chadwick, Jr., M. Hall, and E. Rader (2008): The 2005 eruption of Sierra Negra volcano, Galapagos, Ecuador. Bull. Volcanol., 70, 655–673, doi: 10.1007/s00445-007-0160-3.
Cont. #: 2908
Resing, J.A., G. Lebon, E.T. Baker, J.E. Lupton, R.W. Embley, G.J. Massoth, W.W. Chadwick, Jr., and C.E.J. de Ronde (2007): Venting of acid-sulfate fluids in a high-sulfidation setting at NW Rota-1 submarine volcano on the Mariana Arc. Econ. Geol., 102(6), 1047–1061, doi: 10.2113/gsecongeo.102.6.1047.
Cont. #: 3131
Walker, S.L., E.T. Baker, J.A. Resing, W.W. Chadwick, Jr., G.T. Lebon, J.E. Lupton, and S.G. Merle (2008): Eruption-fed particle plumes and volcaniclastic deposits at a submarine volcano: NW Rota-1, Mariana arc. J. Geophys. Res., 113, B08S11, doi: 10.1029/2007JB005441.
Cont. #: 3034
Wright, I.C., W.W. Chadwick, Jr., C.E.J. de Ronde, D. Reymond, O. Hyvernaud, H.-H. Gennerich, P. Stoffers, K. Mackay, M. Dunkin, and S.C. Bannister (2008): Collapse and reconstruction of Monowai submarine volcano, Kermadec arc, 1998–2004. J. Geophys. Res., 113, B08S03, doi: 10.1029/2007JB005138.
Fiscal Year 2007
Cont. #: 3026
Chadwick, Jr., W.W. (2006): A submarine volcano is caught in the act. Science, 314, 1887–1888, doi: 10.1126/science.1137082.
Cont. #: 2896
Chadwick, Jr., W.W., D.J. Geist, S. Jónsson, M. Poland, D.J. Johnson, and C.M. Meertens (2006): A volcano bursting at the seams: Inflation, faulting, and eruption at Sierra Negra Volcano, Galápagos. Geology, 34(12), 1025–1028, doi: 10.1130/G22826A.1.
Cont. #: 3029
Deschamps, A., M. Tivey, R.W. Embley, and W.W. Chadwick (2007): Quantitative study of the deformation at Southern Explorer Ridge using high-resolution bathymetric data. Earth Planet. Sci. Lett., 259(1–2), 1–17, doi: 10.1016/j.epsl.2007.04.007.
Fiscal Year 2006
Cont. #: 2868
Chadwick, W.W., and D. Geist (2006): Galapagos 2006. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T5GF0RRM, doi: 10.7283/T5GF0RRM, Data product at UNAVCO.
Cont. #: 2871
Chadwick, W.W., and D. Geist (2006): Galapagos GPS Network: GV07-GV07 P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T5RX9994, doi: 10.7283/T5RX9994, Data product at UNAVCO.
Cont. #: 2895
Chadwick, W.W., and D. Geist (2006): Galapagos GPS Network: GV08-GV08 P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T5CN725H, doi: 10.7283/T5CN725H, Data product at UNAVCO.
Cont. #: 2709
Chadwick, Jr., W.W., S.L. Nooner, M.A. Zumberge, R.W. Embley, and C.G. Fox (2006): Vertical deformation monitoring at Axial Seamount since its 1998 eruption using deep-sea pressure sensors. J. Volcanol. Geoth. Res., 150(1–3), 313–327, doi: 10.1016/j.jvolgeores.2005.07.006.
Cont. #: 2847
Dziak, R., J. Cowen, E. Baker, D. Bohnenstiehl, B. Chadwick, J. Resing, and R. Embley (2006): Detecting volcanic events in the northeast Pacific. Eos Trans. AGU, 87(4), 37–42, doi: 10.1029/2006EO040001.
Cont. #: 2893
Embley, R.W., W.W. Chadwick, Jr., E.T. Baker, D.A. Butterfield, J.A. Resing, C.E.J. de Ronde, V. Tunnicliffe, J.E. Lupton, S.K. Juniper, K.H. Rubin, R.J. Stern, G.T. Lebon, K.-I. Nakamura, S.G. Merle, J.R. Hein, D.A. Wiens, and Y. Tamura (2006): Long-term eruptive activity at a submarine arc volcano. Nature, 441(7092), 494–497, doi: 10.1038/nature04762.
Cont. #: 2712
Geist, D., W. Chadwick, and D. Johnson (2006): Results from new GPS and gravity monitoring networks at Fernandina and Sierra Negra volcanoes, Galápagos, 2000–2002. J. Volcanol. Geoth. Res., 150(1–3), 79–97, doi: 10.1016/j.jvolgeores.2005.07.003.
Cont. #: 2843
Lupton, J., D. Butterfield, M. Lilley, L. Evans, K.-I. Nakamura, W. Chadwick, Jr., J. Resing, R. Embley, E. Olson, G. Proskurowski, E. Baker, C. de Ronde, K. Roe, R. Greene, G. Lebon, and C. Young (2006): Submarine venting of liquid carbon dioxide on a Mariana Arc volcano. Geochem. Geophys. Geosyst., 7, Q08007, doi: 10.1029/2005GC001152.
Fiscal Year 2005
Cont. #: 2733
Chadwick, J., M. Perfit, I. Ridley, I. Jonasson, G. Kamenov, W. Chadwick, R. Embley, P. le Roux, and M. Smith (2005): Magmatic effects of the Cobb Hotspot on the Juan de Fuca Ridge. J. Geophys. Res., 110(B3), B03101, doi: 10.1029/2003JB002767.
Cont. #: 2728
Chadwick, Jr., W.W., R.W. Embley, P.D. Johnson, S.G. Merle, S. Ristau, and A. Bobbitt (2005): The submarine flanks of Anatahan Volcano, commonwealth of the Northern Mariana Islands. J. Volcanol. Geoth. Res., 146(1–3), 8–25, doi: 10.1016/j.jvolgeores.2004.11.032.
Fiscal Year 2004
Cont. #: 2545
Chadwick, W.W. (2003): Quantitative contraints on the growth of submarine lava pillars from a monitoring instrument that was caught in a lava flow. J. Geophys. Res., 108(B11), 2534, doi: 10.1029/2003JB002422.
Cont. #: 2136
Embley, R.W., E.T. Baker, W.W. Chadwick, Jr., J.E. Lupton, J.A. Resing, G.J. Massoth, and K. Nakamura (2004): Explorations of Mariana Arc volcanoes reveal new hydrothermal systems. Eos Trans. AGU, 85(4), 37, 40, doi: 10.1029/2004EO040001.
Fiscal Year 2003
Cont. #: 2458
Dziak, R.P., W.W. Chadwick, Jr., C.G. Fox, and R.W. Embley (2003): Hydrothermal temperature changes at the southern Juan de Fuca Ridge associated with a Mw 6.2 Blanco Transform earthquake. Geology, 31(2), 119–122.
Fiscal Year 2002
Cont. #: 2286
Chadwick, W.W., and M. Stapp (2002): A deep-sea observatory experiment using acoustic extensometers: Precise horizontal distance measurements across a mid-ocean ridge. IEEE J. Oceanic. Eng., 27(2), 193–201, doi: 10.1109/JOE.2002.1002473.
Cont. #: 2171
Geist, D., W.W. Chadwick, and C. Meertens (2002): Galapagos GPS Network: GV01-GV01 P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T5HD7SXW, doi: 10.7283/T5HD7SXW, Data product at UNAVCO.
Cont. #: 2192
Geist, D., W.W. Chadwick, and C. Meertens (2002): Galapagos GPS Network: GV02-GV02 P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T57W69FS, doi: 10.7283/T57W69FS, Data product at UNAVCO.
Cont. #: 2193
Geist, D., W.W. Chadwick, and C. Meertens (2002): Galapagos GPS Network: GV03-GV03 P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T5N58JM5, doi: 10.7283/T5N58JM5, Data product at UNAVCO.
Cont. #: 2194
Geist, D., W.W. Chadwick, and C. Meertens (2002): Galapagos GPS Network: GV04-GV04 P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T50C4T1H, doi: 10.7283/T50C4T1H, Data product at UNAVCO.
Cont. #: 2309
Geist, D., W.W. Chadwick, and C. Meertens (2002): Galapagos GPS Network: GV05-GV05 P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T5QZ286R, doi: 10.7283/T5QZ286R, Data product at UNAVCO.
Cont. #: 2332
Geist, D., W.W. Chadwick, and C. Meertens (2002): Galapagos GPS Network: GV06-GV06 P.S.. UNAVCO GPS Data Set, UNAVCO, Inc., http://www.unavco.org/data/doi/doi:10.7283/T5M61HHS, doi: 10.7283/T5M61HHS, Data product at UNAVCO.
Fiscal Year 2001
Cont. #: 2316
Chadwick, W., E. Baker, D. Butterfield, P. Canales, S. Carbotte, D. Caress, D. Chadwell, R. Detrick, J. Diebold, A. Harding, J. Hildebrand, H. Jannasch, K. Johnson, G. Kent, R. Koski, J. Morton, W. Normark, M. Perfit, C. Reiss, G. Sasagawa, M. Smith, F. Spiess, D. Stakes, M.A. Tivey, S. Tucker, G. Wheat, and M. Zumberge (2001): The RIDGE seafloor observatory at the Cleft Segment: Investigation of linkages between geodetic, geophysical, geochemical, and water column processes. RIDGE Events, 11(1), February 2001, 18–24.
Cont. #: 2225
Chadwick, W.W., D.S. Scheirer, R.W. Embley, and H.P. Johnson (2001): High-resolution bathymetric surveys using scanning sonars: Relationships between hydrothermal vents and geologic structure at recent eruption sites on the Juan de Fuca Ridge. J. Geophys. Res., 106(B8), 16,075–16,099, doi: 10.1029/2001JB000297.
Cont. #: 2321
Fox, C.G., W.W. Chadwick, Jr., and R.W. Embley (2001): Direct observation of a submarine volcanic eruption from a sea-floor instrument caught in a lava flow. Nature, 412, 727–729, doi: 10.1038/35089066.
Fiscal Year 2000
Cont. #: 2081
Chadwick, W.W., R.W. Embley, H.B. Milburn, C. Meinig, and M. Stapp (1999): Evidence for deformation associated with the 1998 eruption of Axial Volcano, Juan de Fuca Ridge, from acoustic extensometer measurements. Geophys. Res. Lett., 26(23), 3441–3444, doi: 10.1029/1999GL900498.
Cont. #: 2085
Embley, R.W., W.W. Chadwick, Jr., D. Clague, and D. Stakes (1999): 1998 eruption of Axial Volcano: Multibeam anomalies and seafloor observations. Geophys. Res. Lett., 26(23), 3425–3428, doi: 10.1029/1999GL002328.
Cont. #: 2063
Embley, R.W., W.W. Chadwick, Jr., M.R. Perfit, M.C. Smith, and J.R. Delaney (2000): Recent eruptions on the CoAxial Segment of the Juan de Fuca Ridge: Implications for mid-ocean ridge accretion processes. J. Geophys. Res., 105(B7), 16,501–16,526, doi: 10.1029/2000JB900030. [Full Text]
Fiscal Year 1999
Cont. #: 2038
Chadwick, W.W., T. Gregg, and R.W. Embley (1999): Submarine lineated sheet flows: A unique lava morphology formed on subsiding lava ponds. Bull. Volcanol., 61, 194–206, doi: 10.1007/s004450050271.
Cont. #: 1875
Chadwick, Jr., W.W., R.W. Embley, and T.M. Shank (1998): The 1996 Gorda Ridge eruption: Geologic mapping, sidescan sonar, and SeaBeam comparison results. Deep-Sea Res. Pt. II, 45(12), 2547–2569, doi: 10.1016/S0967-0645(98)00083-6.
Cont. #: 1957
Perfit, M.R., and W.W. Chadwick, Jr. (1998): Magmatism at mid-ocean ridges: Constraints from volcanological and geochemical investigations. Geophysical Monograph 106, 59–115, doi: 10.1029/GM106p0059, In Faulting and Magmatism at Mid-Ocean Ridges, W.R. Buck, P. Delaney, J.A. Karson, and Y. Lagabrielle (eds.), AGU, Washington, D.C.
Fiscal Year 1998
Cont. #: 1845
Chadwick, Jr., W.W., and R.W. Embley (1998): Graben formation associated with recent dike intrusions and volcanic eruptions on the mid-ocean ridge. J. Geophys. Res., 103(B5), 9807–9825, doi: 10.1029/97JB02485.
Fiscal Year 1997
Cont. #: 1899
Chadwick, Jr., W.W. (1997): Is the "Axial Summit Caldera" on the East Pacific Rise really a "graben"? RIDGE Events, 8(1), January 1997, 8–11.
Cont. #: 1760
Gregg, T.K.P., and W.W. Chadwick, Jr. (1996): Submarine lava-flow inflation: A model for the formation of lava pillars. Geology, 24(11), 981–984.
Fiscal Year 1996
Cont. #: 1688
Dziak, R.P., C.G. Fox, R.W. Embley, J.E. Lupton, G.C. Johnson, W.W. Chadwick, and R.A. Koski (1996): Detection of and response to a probable volcanogenic T-wave event swarm on the western Blanco Transform Fault Zone. Geophys. Res. Lett., 23(8), 873–876, doi: 10.1029/96GL00240.
Fiscal Year 1995
Cont. #: 1711
Chadwick, Jr., W.W., and J.H. Dieterich (1995): Mechanical modeling of circumferential and radial dike intrusion on Galapagos volcanoes. J. Volcanol. Geoth. Res., 66, 37–52, doi: 10.1016/0377-0273(94)00060-T.
Cont. #: 1533
Chadwick, Jr., W.W., R.W. Embley, and C.G. Fox (1995): SeaBeam depth changes associated with recent lava flows, CoAxial segment, Juan de Fuca Ridge: Evidence for multiple eruptions between 1981–1993. Geophys. Res. Lett., 22(2), 167–170, doi: 10.1029/94GL01895.
Cont. #: 1631
Chadwick, Jr., W.W., H. Milburn, and R. Embley (1995): Acoustic extensometer: A new instrument array to measure seafloor spreading at mid-ocean ridges. Sea Technol., 36(4), 33–38.
Cont. #: 1532
Embley, R.W., W.W. Chadwick, Jr., I.R. Jonasson, D.A. Butterfield, and E.T. Baker (1995): Initial results of a rapid response to the 1993 CoAxial event: Relationships between hydrothermal and volcanic processes. Geophys. Res. Lett., 22(2), 143–146, doi: 10.1029/94GL02281.
Cont. #: 1712
Moore, J.G., and W.W. Chadwick, Jr. (1995): Offshore geology of Mauna Loa and adjacent areas, Hawaii. Geophysical Monograph 92, 21–44, doi: 10.1029/GM092p0021, In Mauna Loa Revealed: Structure, Composition, History, and Hazards, J.M. Rhodes, and J.P. Lockwood (eds.), AGU, Washington, D.C.
Fiscal Year 1994
Cont. #: 1424
Chadwick, Jr., W.W., and R.W. Embley (1994): Lava flows from a mid-1980s submarine eruption on the Cleft Segment, Juan de Fuca Ridge. J. Geophys. Res., 99(B3), 4761–4776, doi: 10.1029/93JB02041.
Cont. #: 1716
Chadwick, Jr., W.W., J.G. Moore, and C.G. Fox (1994): Bathymetry of the southwest flank of Mauna Loa volcano, Hawaii. Miscellaneous Field Studies Map MF-2255, U.S. Geological Survey.
Cont. #: 1717
Chadwick, Jr., W.W., J.G. Moore, and C.G. Fox (1994): Bathymetry of the west-central slope of the island of Hawaii. Miscellaneous Field Studies Map MF-2269, U.S. Geological Survey.
Cont. #: 1718
Clague, D.A., K.A. Hon, J.L. Anderson, W.W. Chadwick, Jr., and C.G. Fox (1994): Bathymetry of Puna Ridge, Kilauea volcano, Hawaii. Miscellaneous Field Studies Map MF-2237, U.S. Geological Survey.
Cont. #: 1429
Embley, R.W., and W.W. Chadwick, Jr. (1994): Volcanic and hydrothermal processes associated with a recent phase of seafloor spreading at the northern Cleft segment: Juan de Fuca Ridge. J. Geophys. Res., 99(B3), 4741–4760, doi: 10.1029/93JB02038. [Full Text]
Cont. #: 1466
Meinig, C., H. Milburn, R. Newman, and W. Chadwick (1993): Acoustic Extensometer: A precise low-cost array for horizontal deformation monitoring on the sea floor. In Oceans '93, Engineering in Harmony with the Ocean, Proceedings, Vol. II, Victoria, B.C., Canada, 18–21 October 1993, 117–121.
Fiscal Year 1993
Cont. #: 1714
Chadwick, Jr., W.W., J.G. Moore, M.O. Garcia, and C.G. Fox (1993): Bathymetry of southern Mauna Loa volcano, Hawaii. Miscellaneous Field Studies Map MF-2233, U.S. Geological Survey.
Cont. #: 1715
Chadwick, Jr., W.W., J.R. Smith, J.G. Moore, D.A. Clague, M.O. Garcia, and C.G. Fox (1993): Bathymetry of the south flank of Kilauea volcano, Hawaii. Miscellaneous Field Studies Map MF-2231, U.S. Geological Survey.
Fiscal Year 1992
Cont. #: 1333
Fox, C.G., W.W. Chadwick, Jr., and R.W. Embley (1992): Detection of changes in ridge-crest morphology using repeated multibeam sonar surveys. J. Geophys. Res., 97(B7), 11,149–11,162, doi: 10.1029/92JB00601.
Fiscal Year 1991
Cont. #: 1709
Chadwick, Jr., W.W., T. De Roy, and A. Carrasco (1991): The September 1988 intracaldera avalanche and eruption at Fernandina volcano, Galapagos Islands. Bull. Volcanol., 53, 276–286, doi: 10.1007/BF00414524.
Cont. #: 1260
Chadwick, Jr., W.W., R.W. Embley, and C.G. Fox (1991): Evidence for volcanic eruption on the southern Juan de Fuca ridge between 1981 and 1987. Nature, 350, 416–418, doi: 10.1038/350416a0. [Full Text]
Cont. #: 1710
Chadwick, Jr., W.W., and K.A. Howard (1991): The pattern of circumferential and radial eruptive fissures on the volcanoes of Fernandina and Isabela Islands, Galapagos. Bull. Volcanol., 53, 259–275, doi: 10.1007/BF00414523.
Cont. #: 1270
Embley, R.W., W. Chadwick, M.R. Perfit, and E.T. Baker (1991): Geology of the northern Cleft segment, Juan de Fuca Ridge: Recent lava flows, seafloor spreading, and the formation of megaplumes. Geology, 19(8), 771–775.
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