PMEL Publications Search Results

Published

Fiscal Year 2026

Cont. #: 5834

Haver​, S.M., R.P. Dziak, L.T. Hatch, J. Haxel, C. Kavanagh, H. Matsumoto, M.F. McKenna, L. Roche, S.M. Van Parijs, C.C. Wall, and J. Gedamke (2025): Retrospective on decadal progress of the NOAA/NPS ocean noise reference station network. PeerJ, 13, e20382, doi: 10.7717/peerj.20382, View open access article at PeerJ (external link).

Cont. #: 5838

Holt, M.M., C.K. Emmons, R.P. Dziak, D.K. Mellinger, and S.M. Haver (2026): Underwater acoustic monitoring desktop study: A collaborative initiative between Port of Seattle (PoS) and National Oceanic and Atmospheric Administration (NOAA). NOAA Tech. Memo. NMFS-NWFSC 207, U.S. Department of Commerce, doi: 10.25923/g589-6539, Link to this report..

Cont. #: 5852

Sremba, A., D.M. Palacios, J. Haxel, M.P. Galaska, and R.P. Dziak (2026): Comparison of gene expression in skin tissue of gray, humpback, and fin whales. Front. Mar. Sci., 13, 1818619, doi: 10.3389/fmars.2026.1818619, View open access article at Frontiers (external link).

Fiscal Year 2025

Cont. #: 5948

Durras, K.F.A., R. Rountree, S. Van Wilgenburg, L. Dong, A. Gasc, F. Pitz, Y. Chen, T.-H. Lin, P.M. Diaz, S.-H. Wu, M. Salton, S. Marley, A.F. Cord, O. Acevedo-Charry, M. Adam, M. André, A. Antonelli, L. Aparecido Do Nascimento, C. Astaras, A. Atemasov, L. Barbaro, F. Basan, C. Batist, A.L. Baucells, J.E. Baumgarten, J.T. Bayle Sempere, K. Bellisario, A. Ben David, O. Berger-Tal, M. Betts, I. Bhalla, T. Bicudo, M. Bolgan, S. Bombaci, M. Boullhesen, T. Bradfer-Lawrence, R.A. Briers, M. Budka, K. Burchard, A. Calvente, M. Cerezo-Araujo, G. Cerwén, C.W. Clark, B. Cretois, C. Czarnecki, L.P. da Silva, W. da Silva, D. de la Haye, A.S. de Oliveira Tissiani, D. de Zwaan, C. Desjonquères, R. Díaz-Delgado, P. Diniz, D. Diógenes Oliveira-Júnior, T. Dorigo, S. Dröge, M. Duarte, A. Duarte, K. Dunleavy, R.P. Dziak, S. Elise, H. Enari, H.S. Enari, F. Erbs, N. Ferrari, L. Ferreira, A.B. Fleishman, B. Freitas, N. Friedman, J. Froidevaux, S. Gogoleva, M.I. Gonçalves, C. Gonzaga, J.M. González Correa, E. Goodale, I. Grass, J. Greenhalgh, S. Hache, J. Hagge, W. Halliday, A. Hammer, T. Hanf-Dressler, S. Haver, D. Hending, T. Hiller, J.C.-C. Huang, J. Jackson, A. Jacot, O. Jahn, J. Kanes, E. Kenchington, S. Kepfer-Rojas, J. Kitzes, T. Kusuminda, Y. Lehnardt, P. Leitman, J. Leon, C.S. Lima-Santos, K.J. Lloyd, A. Looby, D. López-Bosch, T. Maeda, C. Mammides, G. Marcacci, M. Markolf, M.I. Marques, C.W. Martin, D.A. Martin, K. Martin, M. McKown, L.J.T. McLeod, O. Metcalf, C. Meyer, G. Mikusinski, L.S. Moreira Sugai, D. Morris, S. Müller, K.A. Murchy, M. Mas Navarro, R. Nouioua, J. Olden, S. Oppel, A.N. Osiecka, M. Parsons, F.I. Pereira Samarra, C. Pérez-Granados, L. Piatti, M. Pichorim, T. Pinheiro, J.-N. Pradervand, C. Radford, E. Ramalho, L.K. Reynolds, K. Riede, R. Rocha, L. Rocha, S.R.P.-J. Ross, C. Rosten, C. Salustio-Gomes, P. Samartzis, J. Santos, K. Scharffenberg, L. Schillé, K.-L. Schuchmann, E. Sebastián-González, F. Shabangu, T. Shaw, X. Shen, D. Singer, J. Stanley, K. Thomisch, L. Torrent, J. Traba, J.A. Tremblay, S. Tseng, M.-N. Tuanmu, M. Valverde, B. Vernasco, R. Vital da Paz, M. Ward, M. Weldy, P.J. Wensveen, J. Wiel, J. Willie, H. Wood, S. Li, R. Sousa-Lima, and T.C. Wanger (2025): Worldwide soundscapes: a synthesis of passive acoustic monitoring across realms. Global Ecol. Biogeogr., 34(5), e70021, doi: 10.1111/geb.70021, View open access article at Wiley (external link).

Cont. #: 5676

Dziak, R.P., S. Haver, L. Roche, D. Mellinger, and J. Gedamke (2025): North Pacific Ocean sound levels 2018-2022: COVID-19 pandemic impacts on anthropogenic noise. npj Acoustics, 1(15), doi: 10.1038/s44384-025-00017-6, View open access article at Nature Publishing (external link).

Cont. #: 5727

Ingale, V.V., G. Tepp, R.P. Dziak, and R. Parnell-Turner (2025): Detection and analysis of Aleutian Arc seismicity (2022–2023) using an autonomous hydrophone array. Geochem. Geophys. Geosyst., 26(8), e2025GC012320, doi: 10.1029/2025GC012320, View open access article at AGU/Wiley (external link).

Cont. #: 5664

Kahn, B., R.P. Dziak, A. Sremba, L. Roche, R. Battisti, and J. Turnbull (2024): A new design of a portable, passive acoustic buoy for real-time detection of vocal marine mammals (P-PAB). In OCEANS 2024 - Halifax, MTS, IEEE, Halifax, NS, Canada, 23-26 September 2024, doi: 10.1109/OCEANS55160.2024.10753947.

Cont. #: 5618

Meister, M., E. Schall, R.P. Dziak, S. Spiesecke, and K. Thomisch (2024): A multi-year analysis of acoustic occurrence and habitat use of blue and fin whales in eastern and central Fram Strait. PLoS One, 19(11), e0314369, doi: 10.1371/journal.pone.0314369, View open access article at PLoS (external link).

Fiscal Year 2024

Cont. #: 5473

Dziak, R.P., H. Matsumoto, S.M. Haver, D.K. Mellinger, L. Roche, J. Haxel, S. Stalin, C. Meinig, K. Kohlman, A. Sremba, and J. Gedamke (2023): PMEL Passive Acoustics Research: Quantifying the ocean soundscape from whales to wave energy. Oceanography, 36(2–3), 196–205, doi: 10.5670/oceanog.2023.203, View open access article online at Oceanography (external link).

Cont. #: 5344

Kohlman, C., M.F. Cronin, R.P. Dziak, D. Mellinger, A.J. Sutton, M. Galbraith, M. Robert, J. Thomson, D. Zhang, and L. Thompson (2024): The 2019 marine heatwave at Ocean Station Papa: A multi-disciplinary assessment of ocean conditions and impacts on marine ecosystems. J. Geophys. Res., 129(6), e2023JC020167, doi: 10.1029/2023JC020167, View open access article at AGU/Wiley (external link).

Cont. #: 5326

Romagosa, M., S. Nieukirk, I. Cascão, T.A. Marques, R.P. Dziak, J.-Y. Royer, J. O’Brien, D.K. Mellinger, A. Pereira, A. Ugalde, E. Papale, S. Aniceto, G. Buscaino, M. Rasmussen, L. Matias, R. Prieto, and M.A. Silva (2024): Fin whale song evolution in the North Atlantic. eLife, 13, e83750, doi: 10.7554/eLife.83750, View open access article at eLife (external link).

Fiscal Year 2023

Cont. #: 5527

Haver, S.M., J. Haxel, R.P. Dziak, L. Roche, H. Matsumoto, C. Hvidsten, and L.G. Torres (2023): The variable influence of anthropogenic noise on coastal underwater soundscapes near a port and marine reserve. Mar. Pollut. Bull., 194A, 115406, doi: 10.1016/j.marpolbul.2023.115406, View open access article online at Elsevier (external link).

Cont. #: 5396

Pearson, E., W.K. Oestreich, J.P. Ryan, S.M. Haver, J. Gedamke, R.P. Dziak, and C.C. Wall (2023): Widespread passive acoustic monitoring reveals spatio-temporal patterns of blue and fin whale song vocalizations in the northeast Pacific Ocean. Front. Remote Sens., 4, 994518, doi: 10.3389/frsen.2023.994518, View online at Frontiers (external link, open access).

Fiscal Year 2022

Cont. #: 5352

Dziak, R.P., A. Copeland, A. Širović, D.R. Bohnenstiehl, and I. van Opzeeland (2022): Editorial: Innovation and Discoveries in Marine Soundscape Research. Front. Mar. Sci., 9, 879051, doi: 10.3389/fmars.2022.879051, View online (open access).

Cont. #: 5192

Haver, S.M., J.D. Adams, L.T. Hatch, S.M. Van Parijs, R.P. Dziak, J. Haxel, S.A. Heppell, M.F. McKenna, D.K. Mellinger, and J. Gedamke (2021): Large vessel activity and low-frequency underwater sound benchmarks in United States waters. Front. Mar. Sci., 8, 669528, doi: 10.3389/fmars.2021.669528, View online (open access).

Cont. #: 5378

Haver, S.M., J.D. Adams, L.T. Hatch, S.M. Van Parijs, R.P. Dziak, J. Haxel, S.A. Heppell, M.F. McKenna, D.K. Mellinger, and J. Gedamke (2022): Corrigendum: Large vessel activity and low-frequency underwater sound benchmarks in United States waters. Front. Mar. Sci., 9, 881644, doi: 10.3389/fmars.2022.881644, View corrigendum online (open access).

Cont. #: 5185

Munger, J.E., D.P. Herrera, S.M. Haver, L. Waterhouse, M.F. McKenna, R.P. Dziak, J. Gedamke, S.A. Heppell, and J.H. Haxel (2022): Machine learning analysis reveals relationship between pomacentrid calls and environmental cues. Mar. Ecol. Prog. Ser., 681, 197–210, doi: 10.3354/meps13912, View online (open access).

Cont. #: 5323

Parnell-Turner, R., D.K. Smith, and R.P. Dziak (2022): Hydroacoustic monitoring of seafloor spreading and transform faulting in the equatorial Atlantic Ocean. J. Geophys. Res., 127(7), e2022JB024008, doi: 10.1029/2022JB024008, View online (open access).

Cont. #: 5289

Tepp, G., R.P. Dziak, M.M. Haney, L. Roche, and H. Matsumoto (2022): A year-long hydroacoustic survey of the Mariana Islands region. In Oceans 2021, MTS/IEEE, San Diego, CA, September 20–23, 2021, doi: 10.23919/OCEANS44145.2021.9705805, View online.

Cont. #: 5206

Yun, S., W.S. Lee, R.P. Dziak, and H. Matsumoto (2022): Numerical study on the characteristics of abyssal T-wave envelopes controlled by earthquake source parameters. Seismol. Res. Lett., 93(4), 2189–2200, doi: 10.1785/0220210264, View online.

Cont. #: 5254

Yun, S., W.S. Lee, R.P. Dziak, L. Roche, H. Matsumoto, T.-K. Lau, A. Sremba, D.K. Mellinger, J.H. Haxel, S.-G. Kang, J.K. Hong, and Y. Park (2021): Quantifying soundscapes in the Ross Sea, Antarctica using long-term Autonomous Underwater Hydroacoustic monitoring systems. Front. Mar. Sci., 8, 703411, doi: 10.3389/fmars.2021.703411, View online (open access).

Fiscal Year 2021

Cont. #: 5130

Almendros, J., W. Wilcock, D. Soule, T. Teixidó, L. Vizcaíno, O. Ardanaz, J.L. Granja-Bruña, D. Martín-Jiménez, X. Yuan, B. Heit, M. Schmidt-Aursch, W. Geissler, R. Dziak, F. Carrión, A. Ontiveros, R. Abella, E. Carmona, J.F. Agüí-Fernández, N. Sánchez, I. Serrano, R. Davoli, Z. Krauss, M. Kidiwela, and L. Schmahl (2020): BRAVOSEIS: Geophysical investigation of rifting and volcanism in the Bransfield Strait, Antarctica. J. South Am. Earth Sci., 104, 102834, doi: 10.1016/j.jsames.2020.102834, View online.

Cont. #: 5116

de Melo, G.W.S., R. Parnell-Turner, R.P. Dziak, D.K. Smith, M. Maia, A.F. do Nascimento, and J.-Y. Royer (2021): Uppermost mantle velocity beneath the Mid-Atlantic Ridge and transform faults in the equatorial Atlantic ocean. Bull. Seismol. Soc. Am., 111(2), 1067–1079, doi: 10.1785/0120200248, View online.

Cont. #: 5184

Dziak, R.P., B.A. Black, Y. Wei, and S.G. Merle (2021): Assessing local impacts of the 1700 CE Cascadia earthquake and tsunami using tree-ring growth histories: A case study in South Beach, Oregon, USA. Nat. Hazards Earth Syst. Sci., 21, 1971–1982, doi: 10.5194/nhess-21-1971-2021, View online (open access).

Cont. #: 5279

Dziak, R.P., B.A. Black, Y. Wei, and S.G. Merle (2021): Assessing local impacts of the 1700 CE Cascadia earthquake and tsunami using tree-ring growth histories: a case study in South Beach, Oregon, USA. Natural Hazards and Earth System Sciences, doi: 10.5194/nhess-21-1971-2021, View data set at NCEI.

Cont. #: 5005

Miller, B.S., IWC-SORP/SOOS Acoustic Trends Working Group, N. Balcazar, S. Nieukirk, E.C. Leroy, M. Aulich, F.W. Shabangu, R.P. Dziak, W.S. Lee, and J.K. Hong (2021): An open access dataset for developing automated detectors of Antarctic baleen whale sounds and performance evaluation of two commonly used detectors. Sci. Rep., 11, 806, doi: 10.1038/s41598-020-78995-8, View online (open access).

Cont. #: 5142

Tepp, G., and R.P. Dziak (2021): The seismo-acoustics of submarine volcanic eruptions. J. Geophys. Res., 126, e2020JB020912, doi: 10.1029/2020JB020912, View online.

Cont. #: 5255

Wall, C.C., S.M. Haver, L.T. Hatch, J. Miksis-Olds, R. Bochenek, R.P. Dziak, and J. Gedamke (2021): The next wave of passive acoustic data management: How centralized access can enhance science. Front. Mar. Sci., 8, 703682, doi: 10.3389/fmars.2021.703682, View online (open access).

Fiscal Year 2020

Cont. #: 5086

Dziak, R., D. Banfield, R. Lorenz, H. Matsumoto, H. Klinck, R. Dissly, C. Meinig, and B. Kahn (2020): Deep-ocean passive acoustic technologies for exploration of ocean and surface sea worlds in the outer solar system. Oceanography, 33(2), 144–155, doi: 10.5670/oceanog.2020.221, View online (open access).

Cont. #: 4955

Haney, M.M., A.R. Van Eaton, J.J. Lyons, R.L. Kramer, D. Fee, A.M. Iezzi, R.P. Dziak, J. Anderson, J.B. Johnson, J.L. Lapierre, and M. Stock (2020): Characteristics of thunder and electromagnetic pulses from volcanic lightning at Bogoslof Volcano, Alaska. Bull. Volcanol., 82, 15, doi: 10.1007/s00445-019-1349-y, View online.

Cont. #: 5049

Haver, S.M., Z. Rand, L.T. Hatch, D. Lipski, R.P. Dziak, J. Gedamke, J. Haxel, S.A. Heppell, J. Jahncke, M.F. McKenna, D.K. Mellinger, W.K. Oestreich, L. Roche, J. Ryan, and S.M. Van Parijs (2020): Seasonal trends and primary contributors to the low-frequency soundscape of the Cordell Bank National Marine Sanctuary. J. Acoust. Soc. Am., 148(2), 845, doi: 10.1121/10.0001726, View online.

Cont. #: 4945

Haxel, J.H., H. Matsumoto, C. Meinig, G. Kalbach, T.-K.A. Lau, R.P. Dziak, and S. Stalin (2019): Ocean sound levels in the northeast Pacific recorded from an autonomous underwater glider. PLoS One, 14(11), e0225325, doi: 10.1371/journal.pone.0225325, View online.

Cont. #: 5007

Matsumoto, H., J. Haxel, B. Kahn, L. Roche, R.P. Dziak, A. Turpin, J. Childress, K. Sexton, H. Klinck, and T. Nakamura (2020): Field testing and performance evaluation of the long-term acoustic real-time sensor for polar areas (LARA). IEEE Oceans 2019, Seattle, WA, October 27–31, 2019, doi: 10.23919/OCEANS40490.2019.8962602, View online.

Cont. #: 5025

Nieukirk, S.L., D.K. Mellinger, R.P. Dziak, H. Matsumoto, and H. Klinck (2020): Multi-year occurrence of sei whale calls in North Atlantic polar waters. J. Acoust. Soc. Am., 147(3), 1842–1850, doi: 10.1121/10.0000931, View online.

Cont. #: 5015

Sremba, A.L., R.P. Dziak, C.S. Baker, B.R. Mate, C.E. Hayslip, D.J. Steel, J.H. Haxel, D.M. Palacios, J.C. Calambokidis, and A. Širović (2020): ‘Genoustics’: Combining near-field acoustic records and genetic identity of an individual blue whale off the central Oregon coast. MTS/IEEE Oceans19, 27−31 October 2019, doi: 10.23919/OCEANS40490.2019.8962631, View online.

Cont. #: 4954

Tepp, G., R.P. Dziak, M.M. Haney, J. Power, C. Searcy, J.J. Lyons, H. Matsumoto, and J.H. Haxel (2020): Seismic and hydroacoustic observations of the 2016-17 Bogoslof eruption. Bull. Volcanol., 82, 4, doi: 10.1007/s00445-019-1344-3, View online.

Fiscal Year 2019

Cont. #: 4902

Dziak, R.P., W.S. Lee, J.H. Haxel, H. Matsumoto, G. Tepp, T.-K. Lau, L. Roche, S. Yun, C.-K. Lee, J. Lee, and S.-T. Yoon (2019): Hydroacoustic, meteorologic and seismic observations of the 2016 Nansen ice shelf calving event and iceberg formation. Front. Earth Sci., 7, 183, doi: 10.3389/feart.2019.00183, View online.

Cont. #: 4760

Dziak, R.P., W.S. Lee, S. Yun, C.-K. Lee, J.H. Haxel, T.-K. Lau, H. Matsumoto, L. Roche, and G. Tepp (2018): The 2016 Nansen Ice Shelf calving event: Hydroacoustic and meteorological observations of ice shelf fracture and iceberg formation. In 2018 OCEANS MTS/IEEE Kobe Techno-Ocean (OTO), Kobe, Japan, 28–31 May 2018, doi: 10.1109/OCEANSKOBE.2018.8559076, View online.

Cont. #: 4694

Giusti, M., J. Perrot, R.P. Dziak, A. Sukhovich, and M. Maia (2018): The August 2010 earthquake swarm at North FAMOUS–FAMOUS segments, Mid-Atlantic Ridge: Geophysical evidence of dike intrusion. Geophys. J. Int., 215(1), 181–195, doi: 10.1093/gji/ggy239, View online.

Cont. #: 4973

Haver, S.M., M.E.H. Fournet, R.P. Dziak, C. Gabriele, J. Gedamke, L.T. Hatch, J. Haxel, S.A. Heppell, M.F. McKenna, D.K. Mellinger, and S.M. Van Parijs (2019): Comparing the underwater soundscapes of four U.S. national parks and marine sanctuaries. Front. Mar. Sci., 6, 500, doi: 10.3389/fmars.2019.00500, View online.

Cont. #: 4794

Tepp, G., W.W. Chadwick, Jr., M.M. Haney, J.J. Lyons, R.P. Dziak, S.G. Merle, D.A. Butterfield, and C.W. Young III (2019): Hydroacoustic, seismic, and bathymetric observations of the 2014 submarine eruption at Ahyi Seamount, Mariana Arc. Geochem. Geophys. Geosyst., 20(7), 3608-3627, doi: 10.1029/2019GC008311, View online.

Fiscal Year 2018

Cont. #: 4748

Dziak, R., D. Bohnenstiehl, A. Lau, J. Conder, H. Matsumoto, J. Haxel, and A. Semple (2018): Lau Basin T-wave earthquake location catalog, 2009-2010 (investigators Dziak, Bohnenstiehl, Lau, Condor, Matsumoto, Haxel, Semple). Interdisciplinary Earth Data Alliance (IEDA), Marine Geoscience Data System (MGDS), doi: 10.1594/IEDA/324411, Data product at marine-geo.org.

Cont. #: 4639

Dziak, R.P., H. Matsumoto, R.W. Embley, S.G. Merle, T.-K. Lau, T. Baumberger, S.R. Hammond, and N. Raineault (2018): Passive acoustic records of seafloor methane bubble streams on the Oregon continental margin. Deep-Sea Res. II, 150, 210–217, doi: 10.1016/j.dsr2.2018.04.001.

Cont. #: 4695

Haver, S.M., J. Gedamke, L.T. Hatch, R.P. Dziak, S. Van Parijs, M.F. McKenna, J.P. Barlow, C. Berchok, E. DiDonato, B. Hanson, J. Haxel, M. Holt, D. Lipski, H. Matsumoto, C. Meinig, D.K. Mellinger, S.E. Moore, E.M. Oleson, M.S. Soldevilla, and H. Klinck (2018): Monitoring long-term soundscape trends in U.S. waters: The NOAA/NPS Ocean Noise Reference Station Network. Mar. Policy, 90, 6–13, doi: 10.1016/j.marpol.2018.01.023.

Cont. #: 4595

Weirathmueller, M.J., K.M. Stafford, W.S.D. Wilcock, R.P. Dziak, and A.M. Tréhu (2017): Spatial and temporal trends in fin whale vocalizations recorded in the NE Pacific Ocean between 2003-2013. PLoS ONE, 12(10), e0186127, doi: 10.1371/journal.pone.0186127.

Cont. #: 4715

Wilcock, W.S.D., R.P. Dziak, M. Tolstoy, W.W. Chadwick, Jr., S.L. Nooner, D.R. Bohnenstiehl, J. Caplan-Auerbach, F. Waldhauser, A.F. Arnulf, C. Baillard, T.-K. Lau, J.H. Haxel, Y.J. Tan, C. Garcia, S. Levy, and M.E. Mann (2018): The recent volcanic history of Axial Seamount: Geophysical insights into past eruption dynamics with an eye toward enhanced observations of future eruptions. Oceanography, 31(1), 114–123, doi: 10.5670/oceanog.2018.117.

Fiscal Year 2017

Cont. #: 4362

Balcazar, N.E., H. Klinck, S.L. Nieukirk, D.K. Mellinger, K. Klinck, R.P. Dziak, and T.L. Rogers (2017): Using calls as an indicator for Antarctic blue whale distribution and occurrence across the southwest Pacific and southeast Indian oceans. Mar. Mamm. Sci., 33(1), 172–186, doi: 10.1111/mms.12373.

Cont. #: 4594

Caplan-Auerbach, J., R.P. Dziak, J. Haxel, D.R. Bohnenstiehl, and C. Garcia (2017): Explosive processes during the 2015 eruption of Axial Seamount, as recorded by seafloor hydrophones. Geochem. Geophys. Geosyst., 18(4), 1761–1774, doi: 10.1002/2016GC006734.

Cont. #: 4430

Dziak, R.P., J.H. Haxel, T.-K. Lau, S. Heimlich, J. Caplan-Auerbach, D.K. Mellinger, H. Matsumoto, and B. Mate (2017): A pulsed-air model of blue whale B call vocalizations. Scientific Reports, 7, 9122, doi: 10.1038/s41598-017-09423-7, Available online.

Cont. #: 4605

Dziak, R.P., J.H. Haxel, H. Matsumoto, T.-K. Lau, S. Heimlich, S. Nieukirk, D.K. Mellinger, J. Osse, C. Meinig, N. Delich, and S. Stalin (2017): Ambient sound at Challenger Deep, Mariana Trench. Oceanography, 30(2), 186–197, doi: 10.5670/oceanog.2017.240.

Cont. #: 4654

Dziak, R.P., J. Hong, S.-G. Kang, T.-K. Lau, J.H. Haxel, and H. Matsumoto (2017): The Balleny Island hydrophone array: Hydro-acoustic records of sea-ice dynamics, seafloor volcano-tectonic activity, and marine mammal vocalizations off Antarctica. In OCEANS'17 MTS/IEEE, Aberdeen, 19–22 June 2017, doi: 10.1109/OCEANSE.2017.8084571.

Cont. #: 4559

Haver, S.M., H. Klinck, S.L. Nieukirk, H. Matsumoto, R.P. Dziak, and J.L. Miksis-Olds (2017): The not-so-silent world: Measuring Arctic, equatorial, and Antarctic soundscapes in the Atlantic Ocean. Deep-Sea Res. I, 122, 95–104, doi: 10.1016/j.dsr.2017.03.002.

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.

Cont. #: 4522

Wilcock, W.S.D., M. Tolstoy, F. Waldhauser, C. Garcia, Y.J. Tan, D.R. Bohnenstiehl, J. Caplan-Auerback, R.P. Dziak, A.F. Arnulf, and M.E. Mann (2016): Seismic constraints on caldera dynamics from the 2015 Axial Seamount eruption. Science, 354(6318), 1395–1399, doi: 10.1126/science.aah5563.

Fiscal Year 2016

Cont. #: 4172

Balcazar, N.E., J.S. Tripovich, H. Klinck, S.L. Nieukirk, D.K. Mellinger, R.P. Dziak, and T.L. Rogers (2015): Calls reveal population structure of blue whales across the southeast Indian Ocean and southwest Pacific Ocean. J. Mammal., 96(6), 1184–1193, doi: 10.1093/jmammal/gyv126.

Cont. #: 4367

Dziak, R.P., J.H, Haxel, H. Matsumoto, C. Meinig, N. Delich, J. Osse, and M. Wetzler (2015): Deployment and recovery of a full-ocean depth mooring at Challenger Deep, Mariana Trench. In Oceans 2015 MTS/IEEE, Marine Technology Society and Institute of Electrical and Electronics Engineers, Washington, DC, 19–22 October 2015, doi: 10.23919/OCEANS.2015.7401902. [PDF]

Cont. #: 4323

Dziak, R.P., and S.G. Merle (2016): Growth, demise, and recent eruption history of the eastern Cobb-Eickelberg Seamounts at the intersection with the Juan de Fuca Ridge. In Plate Boundaries and Natural Hazards, J. Duarte and W. Schellart (eds.), AGU Monograph, American Geophysical Union, ISBN: 978-1-119-05397-2.

Cont. #: 4380

Matsumoto, H., J. Haxel, A. Turpin, S. Fregosi, H. Klinck, K. Klinck, S. Bauman-Pickering, A. Erofeev, J.A. Barth, R.P. Dziak, and C. Jones (2015): Simultaneous operation of mobile acoustic recording systems off the Washington Coast for cetacean studies: System noise level evaluations. In Oceans 2015 MTS/IEEE, Marine Technology Society and Institute of Electrical and Electronics Engineers, Washington, DC, 19–22 October 2015.

Fiscal Year 2015

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. #: 4162

Dziak, R.P., D.R. Bohnenstiehl, K.M. Stafford, H. Matsumoto, M. Park, W.S. Lee, M.J. Fowler, T.-K. Lau, J.H. Haxel, and D.K. Mellinger (2015): Sources and levels of ambient ocean sound near the Antarctic Peninsula. PLoS ONE, 10(4), e0123425, doi: 10.1371/journal.pone.0123425.

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. #: 4217

Royer, J.-Y., R. Chateau, R.P. Dziak, and D.R. Bohnenstiehl (2015): Seafloor seismicity, Antarctic ice-sounds, cetacean vocalizations and long-term ambient sound in the Indian Ocean basin. Geophys. J. Int., 202(2), 748–762, doi: 10.1093/gji/ggv178.

Fiscal Year 2014

Cont. #: 4012

Bohnenstiehl, D.R., R.P. Dziak, H. Matsumoto, and J. Conder (2014): Acoustic response of submarine volcanoes in the Tofua Arc and northern Lau Basin to two great earthquakes. Geophys. J. Int., 196(3), 1657–1675, doi: 10.1093/gji/ggt472.

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. #: 4142

Dziak, R.P., H. Matsumoto, D.R. Bohnenstiehl, K.M. Stafford, M. Park, W.S. Lee, H. Klinck, M.J. Fowler, T.-K. Lau, J.H. Haxel, and D.K. Mellinger (2014): Sources of long-term ambient ocean sound near the Antarctic Peninsula. In Proceedings of the 2nd International Conference and Exhibition on Underwater Acoustics (UA2014), Island of Rhodes, Greece, 22–27 June 2014, 157–165. [PDF]

Cont. #: 4109

Géli, L., J.-M. Piau, R. Dziak, V. Maury, D. Fitzenz, Q. Coutellier, and P. Henry (2014): Seismic precursors linked to super-critical fluids at oceanic transform faults. Nature Geosci., 7, 757–761, doi: 10.1038/ngeo2244.

Cont. #: 4159

Matsumoto, H., D.R. Bohnenstiehl, J. Tournadre, R.P. Dziak, J.H. Haxel, T.-K.A. Lau, M. Fowler, and S.A. Salo (2014): Antarctic icebergs: A significant natural ocean sound source in the Southern Hemisphere. Geochem. Geophys. Geosyst., 15(8), 3448–3458, doi: 10.1002/2014GC005454.

Cont. #: 4150

Matsumoto, H., R.P. Dziak, D. Bohnenstiehl, J. Tournadre, T.-K. Lau, M. Fowler, J. Haxel, M. Park, and W. Lee (2014): Antarctic's siren call: The sound of icebergs. In Proceedings of the 2nd International Conference and Exhibition on Underwater Acoustics (UA2014), Island of Rhodes, Greece, 22–27 June 2014, 403–410. [PDF]

Cont. #: 4190

Toomey, D.R., R.M. Allen, A.H. Barclay, S.W. Bell, P.D. Bromirski, R.L. Carlson, X. Chen, J.A. Collins, R.P. Dziak, B. Evers, D.W. Forsyth, P. Gerstoft, E.E.E. Hooft, D. Livelybrooks, J.A . Lodewyk, D.S. Luther, J.J. McGuire, S.Y. Schwartz, M. Tolstoy, A.M. Tréhu, M. Weirathmueller, and W.S.D. Wilcock (2014): The Cascadia Initiative: A sea change in seismological studies of subduction zones. Oceanography, 27(2), 138–150, doi: 10.5670/oceanog.2014.49.

Cont. #: 4098

Zheleznov, A.M., D.K. Smith, C. Palmiotto, R.E. Parnell-Turner, H. Schouten, J.R. Cann, R.P. Dziak, H.J.B. Dick, and H. Bai (2013): Tectonically active terrains on the Mid-Atlantic Ridge. In Geology of Seas and Oceans (GEOS): Proceedings of XX International Scientific Conference on Marine Geology. Vol V., Moscow, 18–22 November 2013, 286–290, ISBN 978-5-89118-640-8 (In Russian and English). [PDF]

Fiscal Year 2013

Cont. #: 3892

Bohnenstiehl, D.R., R.P. Dziak, H. Matsumoto, and T.-K. Lau (2013): Underwater acoustic records from the March 2009 eruption of Hunga Ha’apai–Hunga Tonga volcano in the Kingdom of Tonga. J. Volcanol. Geotherm. Res., 249, 12–24, doi: 10.1016/j.jvolgeores.2012.08.014.

Cont. #: 3893

Bohnenstiehl, D.R., C.M. Scheip, H. Matsumoto, and R.P. Dziak (2012): Acoustics variability of airgun signals recorded at intermediate ranges within the Lau Basin. Geochem. Geophys. Geosyst., 13, Q11013, doi: 10.1029/2012GC004337.

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. #: 4003

Dziak, R.P., M.J. Fowler, H. Matsumoto, D.R. Bohnenstiehl, M. Park, K. Warren, and W.S. Lee (2013): Life and death sounds of Iceberg A53a. Oceanography, 26(2), doi: 10.5670/oceanog.2013.20.

Cont. #: 3894

Haxel, J.H., R.P. Dziak, and H. Matsumoto (2013): Observations of shallow water marine ambient sound: the low frequency underwater soundscape of the central Oregon coast. J. Acoust. Soc. Am., 133(5), 2586–2596, doi: 10.1121/1.4796132.

Cont. #: 3846

Matsumoto, H., C. Jones, H. Klinck, D.K. Mellinger, R.P. Dziak, and C. Meinig (2013): Tracking beaked whales with a passive acoustic profiler float. J. Acoust. Soc. Am., 133(2), 731–740, doi: 10.1121/1.4773260.

Cont. #: 3976

Samaran, F., K.M. Stafford, T.A. Branch, J. Gedamke, J.-Y. Royer, R.P. Dziak, and C. Guinet (2013): Seasonal and geographic variation of Southern Blue Whale subspecies in the Indian Ocean. PLOS ONE, 8(8), e71561, doi: 10.1371/journal.pone.0071561.

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. #: 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. #: 3746

Dziak, R.P., D.R. Bohnenstiehl, and D.K. Smith (2012): Hydroacoustic monitoring of oceanic spreading centers: Past, present, and future. Oceanography, 25(1), 116–127, doi: 10.5670/oceanog.2012.10.

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. #: 3792

Goslin, J., J. Perrot, J.-Y. Royer, C. Martin, N. Lourenço, J. Luis, R.P. Dziak, H. Matsumoto, J. Haxel, M.J. Fowler, C.G. Fox, A.T.-K. Lau, and S. Bazin (2012): Spatiotemporal distribution of the seismicity along the Mid-Atlantic Ridge north of the Azores from hydroacoustic data: Insights into seismogenic processes in a ridge-hot spot context. Geochem. Geophys. Geosyst., 13, Q02010, doi: 10.1029/2011GC003828.

Cont. #: 3813

Haxel, J.H., R.P. Dziak, and H. Matsumoto (2011): Obtaining baseline measurements of ocean ambient sound at a mobile test berth site for wave energy conversion off the central Oregon coast. In Proceedings of Oceans' 11 MTS/IEEE, Kona, IEEE, Piscataway, NJ, 19–22 September 2011, 5 pp, No. 6107223.

Cont. #: 3819

Klinck, H., S.L. Nieukirk, D.K. Mellinger, K. Klinck, H. Matsumoto, and R.P. Dziak (2012): Seasonal presence of cetaceans and ambient noise levels in polar waters of the North Atlantic. J. Acoust. Soc. Am. - Express Lett., 132(3), EL176–EL181, doi: 10.1121/1.4740226.

Cont. #: 3515

Nieukirk, S.L., D.K. Mellinger, S.E. Moore, K. Klinck, R.P. Dziak, and J. Goslin (2012): Sounds from airguns and fin whales recorded in the mid-Atlantic Ocean, 1999–2009. J. Acoust. Soc. Am., 131(2), 1102–1112, doi: 10.1121/1.3672648.

Cont. #: 3644

Resing, J.A., K.H. Rubin, R.W. Embley, J.E. Lupton, E.T. Baker, R.P. Dziak, T. Baumberger, M. Lilley, J. Huber, T. Shank, D.A. Butterfield, D. Clague, N. Keller, S. Merle, N. Buck, P. Michael, A. Soule, D. Caress, S.L. Walker, R. Davis, J. Cowen, A.-L. Reysenbach, and H. Thomas (2011): Active submarine eruption of boninite in the northeastern Lau Basin. Nature Geosci., 4, 799–806, doi: 10.1038/NGEO1275.

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. #: 3664

De Ronde, C.E.J., G.J. Massoth, D.A. Butterfield, B.W. Christenson, J. Ishibashi, R.G. Ditchburn, M.D. Hannington, R.L. Brathwaite, J.E. Lupton, V.S. Kamenetsky, I.J. Graham, G.F. Zellmer, R.P. Dziak, R.W. Embley, V.M. Dekove, F. Munnik, J. Lahr, L.J. Evans, and K. Takai (2011): Submarine hydrothermal activity and gold-rich mineralization at Brothers Volcano, Kermadec Arc, New Zealand. Mineralium Deposita, 46(5–6), 541–584, doi: 10.1007/s00126-011-0345-8.

Cont. #: 3714

Dziak, R.P., S.R. Hammond, and C.G. Fox (2011): A 20-year hydroacoustic time series of seismic and volcanic events in the northeast Pacific Ocean. Oceanography, 24(3), 280–293, doi: 10.5670/oceanog.2011.79.

Cont. #: 3615

Hooft, E., H. Patel, W. Wilcock, K. Becker, D. Butterfield, E. Davis, R. Dziak, M. Lilley, P. McGill, D. Toomey, and D. Stakes (2010): A seismic swarm and regional hydrothermal and hydrological perturbations: the northern Endeavour segment, February 2005. Geochem. Geophys. Geosyst., 11(12), Q12015, doi: 10.1029/2010GC003264.

Cont. #: 3593

Matsumoto, H., D.R. Bohnenstiehl, R.P. Dziak, L. Williams, R. Gliege, C. Meinig, and P. Harben (2010): A vertical hydrophone array coupled via inductive modem for detecting deep-ocean seismic and volcanic sources. In Oceans 2010 MTS/IEEE Seattle, Washington State Convention and Trade Center, Seattle, WA, 20–23 September, 2010. [PDF]

Cont. #: 3643

Matsumoto, H., D.R. Bohnenstiehl, J.H. Haxel, R.P. Dziak, and R.W. Embley (2011): Mapping the sound field of an erupting submarine volcano using an acoustic glider. J. Acoust. Soc. Am., 129(3), doi: 10.1121/1.3547720.

Cont. #: 3591

Matsumoto, H., S.E. Stalin, R.W. Embley, J.H. Haxel, D.R. Bohnenstiehl, R.P. Dziak, C. Meinig, J.A. Resing, and N.M. Delich (2010): Hydroacoustics of a submarine eruption in the northeast Lau Basin using an acoustic glider. In Oceans 2010 MTS/IEEE Seattle, Washington State Convention and Trade Center, Seattle, WA, 20–23 September, 2010. [PDF]

Cont. #: 3282

Mellinger, D.K., S. Nieukirk, K. Klinck, H. Klinck, and R.P. Dziak (2011): Confirmation of right whales near a nineteenth-century whaling ground east of southern Greenland. Biol. Lett., 7(3), 411–413, doi: 10.1098/rsbl.2010.1191.

Cont. #: 3618

Simão, N., J. Escartín, J. Goslin, J. Haxel, M. Cannat, and R.P. Dziak (2010): Regional seismicity of the Mid-Atlantic Ridge: Observations from autonomous hydrophone arrays. Geophys. J. Int., 183(3), 1559-1578, doi: 10.1111/j.1365-246X.2010.04815.x.

Fiscal Year 2010

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. #: 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.

Fiscal Year 2009

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. #: 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.

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. #: 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. #: 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.

Fiscal Year 2007

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. #: 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.

Fiscal Year 2006

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. #: 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. #: 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]

Fiscal Year 2005

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. #: 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. #: 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.

Fiscal Year 2004

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. #: 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. #: 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. #: 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. #: 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. #: 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.

Fiscal Year 2003

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. #: 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. #: 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.

Fiscal Year 2002

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. #: 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. #: 2466

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

Fiscal Year 2001

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. #: 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. #: 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. #: 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.

Fiscal Year 2000

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. #: 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. #: 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. #: 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.

Fiscal Year 1999

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. #: 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.

Fiscal Year 1997

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. #: 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.

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. #: 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. #: 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. #: 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.

Fiscal Year 1994

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. #: 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.

Fiscal Year 1993

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.

Fiscal Year 1992

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.

Fiscal Year 1990

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.