Search Results:

Between Fiscal Years 1990 and 2010 Author contains: DZIAK

Cont. #: 1729 Bobbitt, A.M., R.P. Dziak, K.M. Stafford, and C.G. Fox (1997): GIS analysis of remotely sensed and field observation oceanographic data. Mar. Geod., 20(2–3), 153–161, doi: 10.1080/01490419709388102.

Cont. #: 2722 Bohnenstiehl, D.R., R.P. Dziak, M. Tolstoy, C.G. Fox, and M. Fowler (2004): Temporal and spatial history of the 1999–2000 Endeavour Segment seismic series, Juan de Fuca Ridge. Geochem. Geophys. Geosyst., 5(9), Q09003, doi: 10.1029/2004GC000735.

Cont. #: 2422 Bohnenstiehl, D.R., M. Tolstoy, R.P. Dziak, C.G. Fox, and D.K. Smith (2002): Aftershock sequences in the mid-ocean ridge environment: An analysis using hydroacoustic data. Tectonophysics, 354(1–2), 49–70, doi: 10.1016/S0040-1951(02)00289-5.

Cont. #: 2577 Bohnenstiehl, D.R., M. Tolstoy, C.G. Fox, R.P. Dziak, E. Chapp, M. Fowler, J. Haxel, C. Fisher, C. Van Hilst, R. Laird, R. Collier, J. Cowen, M. Lilley, K. Simons, S.M. Carbotte, J.R. Reynolds, and C.H. Langmuir (2003): Anomalous seismic activity at 8° 37–42'N on the East Pacific Rise: Hydroacoustic detection and site investigation. Ridge 2000 Events, 1(1), 18–20.

Cont. #: 2520 Bohnenstiehl, D.R., M. Tolstoy, D.K. Smith, C.G. Fox, and R.P. Dziak (2003): Time-clustering behavior of spreading-center seismicity between 15–35°N on the Mid-Atlantic Ridge: Observations from hydroacoustic monitoring. Phys. Earth Planet. Inter., 138(2), 147–161, doi: 10.1016/S0031-9201(03)00113-4.

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. #: 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. #: 2687 Chaytor, J.D., C. Goldfinger, R.P. Dziak, and C.G. Fox (2004): Active deformation of the Gorda plate: Constraining deformation models with new geophysical data. Geology, 32(4), 353–356, doi: 10.1130/G20178.2.

Cont. #: 2666 Davis, E., K. Becker, R. Dziak, J. Cassidy, K. Wang, and M. Lilley (2004): Hydrological response to a seafloor spreading episode on the Juan de Fuca Ridge. Nature, 430(6997), 335–338, doi: 10.1038/nature02755.

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. #: 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. #: 2681 Dziak, R., D. Smith, D. Bohnenstiehl, C. Fox, D. Desbruyeres, H. Matsumoto, M. Tolstoy, and D. Fornari (2004): Evidence of a recent magma dike intrusion at the slow-spreading Lucky Strike segment, Mid-Atlantic Ridge. J. Geophys. Res., 109(B12), B12102, doi: 10.1029/2004JB003141.

Cont. #: 2308 Dziak, R.P. (2001): Empirical relationship of T-wave energy and fault parameters of northeast Pacific Ocean earthquakes. Geophys. Res. Lett., 28(13), 2537–2540, doi: 10.1029/2001GL012939.

Cont. #: 2855 Dziak, R.P. (2006): Explorer deformation zone: Evidence of a large shear zone and reorganization of the Pacific–Juan de Fuca–North American triple junction. Geology, 34(3), 213–216, doi: 10.1130/G22164.1.

Cont. #: 2571 Dziak, R.P., D.R. Bohnensteihl, H. Matsumoto, C.G. Fox, D.K. Smith, M. Tolstoy, T.-K. Lau, J.H. Haxel, and M.J. Fowler (2004): P- and T-wave detection thresholds, Pn velocity estimate, and detection of lower mantle and core P-waves on ocean sound-channel hydrophones at the Mid-Atlantic Ridge. Bull. Seismol. Soc. Am., 94(2), 665–677, doi: 10.1785/0120030156.

Cont. #: 2986 Dziak, R.P., D.R. Bohnenstiehl, J.P. Cowen, E.T. Baker, K.H. Rubin, J.H. Haxel, and M.J. Fowler (2007): Rapid dike emplacement leads to eruptions and hydrothermal plume release during seafloor spreading events. Geology, 35, 579–582, doi: 10.1130/G23476A.1.

Cont. #: 3264 Dziak, R.P., D.R. Bohnenstiehl, H. Matsumoto, M.J. Fowler, J.H. Haxel, M. Tolstoy, and F. Waldhauser (2009): January 2006 seafloor-spreading event at 9°50′N, East Pacific Rise: Ridge dike intrusion and transform fault interactions from regional hydroacoustic data. Geochem. Geophys. Geosyst., 10, Q06T06, doi: 10.1029/2009GC002388.

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, doi: 10.1130/0091-7613(2003)031<0119:HTCATS>2.0.CO;2.

Cont. #: 2079 Dziak, R.P., and C.G. Fox (1999): Long-term seismicity and ground deformation at Axial Volcano, Juan de Fuca Ridge. Geophys. Res. Lett., 26(24), 3641–3644, doi: 10.1029/1999GL002326.

Cont. #: 2078 Dziak, R.P., and C.G. Fox (1999): The January 1998 earthquake swarm at Axial Volcano, Juan de Fuca Ridge: Hydroacoustic evidence of seafloor volcanic activity. Geophys. Res. Lett., 26(23), 3429–3432, doi: 10.1029/1999GL002332.

Cont. #: 2289 Dziak, R.P., and C.G. Fox (2002): Evidence of harmonic tremor from a submarine volcano detected across the Pacific Ocean basin. J. Geophys. Res., 107(B5), doi: 10.1029/2001JB000177.

Cont. #: 2242 Dziak, R.P., C.G. Fox, A.M. Bobbitt, and C. Goldfinger (2001): Bathymetric map of the Gorda Plate: Structural and geomorphological processes inferred from multibeam surveys. Mar. Geophys. Res., 22(4), 235–250, doi: 10.1023/A:1014606407111.

Cont. #: 1109 Dziak, R.P., C.G. Fox, and R.W. Embley (1991): Relationship between the seismicity and geologic structure of the Blanco Transform Fault Zone. Mar. Geophys. Res., 13, 203–208, doi: 10.1007/BF00369149.

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.

Cont. #: 1974 Dziak, R.P., C.G. Fox, R.W. Embley, J.L. Nabelek, J. Braunmiller, and R.A. Koski (2000): Recent tectonics of the Blanco Ridge, Eastern Blanco Transform Fault Zone. Mar. Geophys. Res., 21(5), 423–450, doi: 10.1023/A:1026545910893.

Cont. #: 1641 Dziak, R.P., C.G. Fox, H. Matsumoto, and A.E. Schreiner (1997): The April 1992 Cape Mendocino Earthquake sequence: Seismo-acoustic analysis utilizing fixed hydrophone arrays. Mar. Geophys. Res., 19, 137–162, doi: 10.1023/A:1004256910362.

Cont. #: 1527 Dziak, R.P., C.G. Fox, and A.E. Schreiner (1995): The June–July 1993 seismo-acoustic event at CoAxial segment, Juan de Fuca Ridge: Evidence for a lateral dike injection. Geophys. Res. Lett., 22(2), 135–138, doi: 10.1029/94GL01857.

Cont. #: 3099 Dziak, R.P., J.H. Haxel, H. Matsumoto, T.K. Lau, S.M. Merle, C.E.J. de Ronde, R.W. Embley, and D.K. Mellinger (2008): Observations of regional seismicity and local harmonic tremor at Brothers Volcano, south Kermadec arc, using an ocean bottom hydrophone array. J. Geophys. Res., 113, B08S04, doi: 10.1029/2007JB005533.

Cont. #: 2466 Dziak, R.P., and H.P. Johnson (2002): Stirring the oceanic incubator. Science, 296, 1406–1407, doi: 10.1126/science.1072075.

Cont. #: 1440 Dziak, R.P., H. Matsumoto, and C.G. Fox (1993): Estimation of seafloor roughness spectral parameters from multi-beam sonar acoustic backscatter data: Axial Seamount, Juan de Fuca Ridge. Geophys. Res. Lett., 20(17), 1863–1866, doi: 10.1029/93GL01057.

Cont. #: 3265 Dziak, R.P., M. Park, W.S. Lee, H. Matsumoto, D.R. Bohnenstiehl, and J.H. Haxel (2010): Tectonomagmatic activity and ice dynamics in the Bransfield Strait back-arc basin, Antarctica. J. Geophys. Res., 115, B01102, doi: 10.1029/2009JB006295.

Cont. #: 3077 Dziak, R.P., M. Park, H. Matsumoto, D.R. Bohnenstiehl, J.H. Haxel, D.K. Mellinger, K. Stafford, and W.S. Lee (2007): Hydroacoustic monitoring of the Bransfield Strait and Drake Passage, Antarctica: A first analysis of seafloor seismicity, cryogenic acoustic sources, and cetacean vocalizations. In Proceedings of the 10th International Symposium on Antarctic and Earth Science, Santa Barbara, August 2007, 5 pp.

Cont. #: 2721 Dziak, R.P., M. Park, H. Matsumoto, and S.-K. Byun (2005): Hydroacoustic records and a numerical model of the source mechanism from the first historical eruption of Anatahan Volcano, Mariana Islands. J. Volcanol. Geoth. Res., 146(1–3), 86–101, doi: 10.1016/j.jvolgeores.2004.12.009.

Cont. #: 1145 Dziak, R.P., and S.G. Wesnousky (1990): Body-waveforms and source parameters of moderate-sized earthquakes near North Island, New Zealand. Tectonophysics, 180, 273-286, doi: 10.1016/0040-1951(90)90313-W.

Cont. #: 1870 Fox, C.G., and R.P. Dziak (1998): Hydroacoustic detection of volcanic activity on the Gorda Ridge, February–March 1996. Deep-Sea Res. Pt. II, 45(12), 2513–2530, doi: 10.1016/S0967-0645(98)00081-2.

Cont. #: 1807 Fox, C.G., and R.P. Dziak (1999): Internal deformation of the Gorda Plate observed by hydroacoustic monitoring. J. Geophys. Res., 104(B8), 17,603–17,615, doi: 10.1029/1999JB900104.

Cont. #: 1345 Fox, C.G., R.P. Dziak, H. Matsumoto, and A.E. Schreiner (1993): Potential for monitoring low-level seismicity on the Juan de Fuca Ridge using military hydrophone arrays. Mar. Technol. Soc. J., 27(4), 22–30.

Cont. #: 1526 Fox, C.G., W.E. Radford, R.P. Dziak, T.-K. Lau, H. Matsumoto, and A.E. Schreiner (1995): Acoustic detection of a seafloor spreading episode on the Juan de Fuca Ridge using military hydrophone arrays. Geophys. Res. Lett., 22(2), 131–134, doi: 10.1029/94GL02059. [Full Text]

Cont. #: 2800 Goslin, J., N. Lourenço, R.P. Dziak, D.R. Bohnenstiehl, J. Haxel, and J. Luis (2005): Long-term seismicity of the Reykjanes Ridge (North Atlantic) recorded by a regional hydrophone array. Geophys. J. Int., 162(2), 516–524, doi: 10.1111/j.1365-246X.2005.02678.x.

Cont. #: 2798 Haxel, J., and R.P. Dziak (2005): Evidence of explosive seafloor volcanic activity from the Walvis Ridge, South Atlantic Ocean. Geophys. Res. Lett., 32(13), L13609, doi: 10.1029/2005GL023205.

Cont. #: 2306 Johnson, H.P., R.P. Dziak, C. Fisher, C.G. Fox, and M.J. Pruis (2001): Earthquakes' impact on hydrothermal systems may be far-reaching. Eos Trans. AGU, 82(21), 233–236, doi: 10.1029/01EO00127.

Cont. #: 2167 Johnson, H.P., H. Hutnak, R.P. Dziak, C.G. Fox, I. Urcuyo, C. Fisher, J.P. Cowen, and J. Nabelek (2000): Earthquake-induced changes in a hydrothermal system on the Juan de Fuca mid-ocean ridge. Nature, 407, 174–177, doi: 10.1038/35025040.

Cont. #: 1402 Matsumoto, H., R.P. Dziak, and C.G. Fox (1993): Estimation of seafloor microtopographic roughness through modeling of acoustic backscatter data recorded by multibeam sonar systems. J. Acoust. Soc. Am., 94(5), 2776–2787, doi: 10.1121/1.407361.

Cont. #: 2998 Matsumoto, H., R.P. Dziak, D.K. Mellinger, M. Fowler, A. Lau, C. Meinig, J. Bumgardner, and W. Hannah (2006): Autonomous hydrophones at NOAA/OSU and a new seafloor sentry system for real-time detection of acoustic events. In Oceans'06 MTS/IEEE-Boston, Boston, MA, 18–21 September 2006, 4 pp. [PDF Version]

Cont. #: 2586 Matsumoto, H., S. Nieukirk, M. Fowler, J. Haxel, S. Heimlich, D.K. Mellinger, R. Dziak, and C.G. Fox (2004): Sound in the sea: Hands-on experience with NOAA VENTS Program. In Proceedings of Oceans 2003 Marine Technology and Ocean Science Conference, San Diego, CA, 22–26 September 2003, 1565–1571.

Cont. #: 2941 Mellinger, D.K., S.L. Nieukirk, H. Matsumoto, S.L. Heimlich, R.P. Dziak, J. Haxel, M. Fowler, C. Meinig, and H.V. Miller (2007): Seasonal occurrence of North Atlantic right whale (Eubalaena glacialis) vocalizations at two sites on the Scotian Shelf. Mar. Mamm. Sci., 23(4), 856–867, doi: 10.1111/j.1748-7692.2007.00144.x.

Cont. #: 3116 Mellinger, D.K., K.M. Stafford, S.E. Moore, R.P. Dziak, and H. Matsumoto (2007): An overview of fixed passive acoustic observation methods for cetaceans. Oceanography, 20(4), 36–45, doi: 10.5670/oceanog.2007.03.

Cont. #: 3242 Nedimović, M.R., D.R. Bohnenstiehl, S.M. Carbotte, J.P. Canales, and R.P. Dziak (2009): Faulting and hydration of the Juan de Fuca plate system. Earth Planet. Sci. Lett., 284(1–2), 94–102, doi: 10.1016/j.epsl.2009.04.013.

Cont. #: 2603 Nieukirk, S.L., K.M. Stafford, D.K. Mellinger, R.P. Dziak, and C.G. Fox (2004): Low-frequency whale and seismic airgun sounds recorded from the mid-Atlantic Ocean. J. Acoust. Soc. Am., 115(4), 1832–1843, doi: 10.1121/1.1675816.

Cont. #: 2218 Orcutt, J., E. Bernard, C.-S. Chiu, C. Collins, C. deGroot-Hedlin, R. Dziak, C. Fox, W. Hodgkiss, W. Kuperman, J. Mercer, W. Munk, R. Odom, M. Park, D. Soukup, R. Spindel, F. Vernon, and P. Worcester (2000): Long-term observations in acoustics—the Ocean Acoustic Observatory Federation. Oceanography, 13(2), 57–63, doi: 10.5670/oceanog.2000.35.

Cont. #: 1529 Schreiner, A.E., C.G. Fox, and R.P. Dziak (1995): Spectra and magnitude of T-waves from the 1993 earthquake swarm on the Juan de Fuca Ridge. Geophys. Res. Lett., 22(2), 139–142, doi: 10.1029/94GL01912.

Cont. #: 1972 Slack, P.D., C.G. Fox, and R.P. Dziak (1999): P wave detection thresholds, Pn velocity estimates, and T wave location uncertainty from oceanic hydrophones. J. Geophys. Res., 104(B6), 13,061–13,072, doi: 10.1029/1999JB900112.

Cont. #: 2594 Smith, D.K., R.P. Dziak, H. Matsumoto, C.G. Fox, and M. Tolstoy (2004): Autonomous hydrophone array monitors seismic activity at northern Mid-Atlantic Ridge. Eos Trans. AGU, 85(1), 1–5, doi: 10.1029/2004EO010001.

Cont. #: 2219 Tivey, M.K., K. Bemis, A.M. Bradley, D. Butterfield, J.R. Delaney, K. Ding, R.P. Dziak, C. Fisher, C.G. Fox, S. Hautala, D. Jackson, H.W. Jannasch, H.P. Johnson, C. Jones, S.K. Juniper, D.S. Kelley, D. Kadko, M. Lilley, R.E. McDuff, P. Rona, J. Sarrazin, A. Schultz, W.E. Seyfried, Jr., R.E. Thomson, C.G. Wheat, W.S.D. Wilcock, D. Wright, and D. Yoerger (2001): The RIDGE Endeavour Segment seafloor observatory: Recent successes and an overview of coordinated experiments for Y2K. RIDGE Events, 11(1), February 2001, 10–17.

Cont. #: 2576 Tolstoy, M., R. Dziak, M. Holland, M. Lilley, K. Becker, G. Wheat, and J. Cowen (2003): Time critical studies update. Ridge 2000 Events, 1(1), 11–12.

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