Oceanography The Official Magazine of
The Oceanography Society

Volume 32 | Number 4 | December 2019

Special Issue on FLEAT: Flow Encountering Abrupt Topography

On the Cover: The microstructure glider used for turbulent wake studies is in the foreground, with Pat Colin aboard the Coral Reef Research Foundation’s catamaran Kemedukl in the background. Photo credit: Steve Lindfield, CRRF. Bottom left: Mika Siegelman (University of Hawai‘i at Mānoa) cradling a conductivity and temperature recorder that is covered with gooseneck barnacles. Photo credit: Kristin Zeiden, Scripps Institution of Oceanography. Middle: Shoreline of Palau. Photo credit: Hans C. Graber, University of Miami. Right: Simulation of the eddying currents surrounding the islands of the Republic of Palau, showing salinity (color) and velocity at 400 m resolution (see Harper et al., 2019, in this issue for model details). Image credit: Harper Simmons, University of Alaska Fairbanks
Cover PDF
Volume 32 Issue 04

INTRODUCTION TO THE SPECIAL ISSUE • FLEAT: A Multiscale Observational and Modeling Program to Understand How Topography Affects Flows in the Western North Pacific
Johnston, T.M.S., M.C. Schönau, T. Paluszkiewicz, J.A. MacKinnon, B.K. Arbic, P.L. Colin, M.H. Alford, M. Andres, L. Centurioni, H.C. Graber, K.R. Helfrich, V. Hormann, P.F.J. Lermusiaux, R.C. Musgrave, B.S. Powell, B. Qiu, D.L. Rudnick, H.L. Simmons, L. St. Laurent, E.J. Terrill, D.S. Trossman, G. Voet, H.W. Wijesekera, and K.L. Zeiden. 2019. Flow Encountering Abrupt Topography (FLEAT): A multiscale observational and modeling program to understand how topography affects flows in the western North Pacific. Oceanography 32(4):10–21, https://doi.org/10.5670/oceanog.2019.407.

Nonlinear Short-Term Upper Ocean Circulation Variability in the Tropical Western Pacific
Qiu, B., S. Chen, B.S. Powell, P.L. Colin, D.L. Rudnick, and M.C. Schönau. 2019. Nonlinear short-term upper ocean circulation variability in the tropical western Pacific. Oceanography 32(4):22–31, https://doi.org/10.5670/oceanog.2019.408.

The End of an El Niño: A View from Palau
Schönau, M.C., H.W. Wijesekera, W.J. Teague, P.L. Colin, G. Gopalakrishnan, D.L. Rudnick, B.D. Cornuelle, Z.R. Hallock, and D.W. Wang. 2019. The end of an El Niño: A view from Palau. Oceanography 32(4):32–45, https://doi.org/10.5670/oceanog.2019.409.

Eddies, Topography, and the Abyssal Flow by the Kyushu-Palau Ridge Near Velasco Reef
Andres, M., M. Siegelman, V. Hormann, R.C. Musgrave, S.T. Merrifield, D.L. Rudnick, M.A. Merrifield, M.H. Alford, G. Voet, H.W. Wijesekera, J.A. MacKinnon, L. Centurioni, J.D. Nash, and E.J. Terrill. 2019. Eddies, topography, and the abyssal flow by the Kyushu-Palau Ridge near Velasco Reef. Oceanography 32(4):46–55, https://doi.org/10.5670/oceanog.2019.410.

Typhoon-Forced Waves Around a Western Pacific Island Nation
Merrifield, S.T., T.A. Schramek, S. Celona, A.B. Villas Bôas, P.L. Colin, and E.J. Terrill. 2019. Typhoon-forced waves around a western Pacific island nation. Oceanography 32(4):56–65, https://doi.org/10.5670/oceanog.2019.411.

Understanding Vorticity Caused by Flow Passing an Island
Rudnick, D.L., K.L. Zeiden, C.Y. Ou, T.M.S. Johnston, J.A. MacKinnon, M.H. Alford, and G. Voet. 2019. Understanding vorticity caused by flow passing an island. Oceanography 32(4):66–73, https://doi.org/10.5670/oceanog.2019.412.

Observations of Near-Inertial Surface Currents at Palau
Siegelman, M., M.A. Merrifield, E. Firing, J.A. MacKinnon, M.H. Alford, G. Voet, H.W. Wijesekera, T.A. Schramek, K.L. Zeiden, and E.J. Terrill. 2019. Observations of near-inertial surface currents at Palau. Oceanography 32(4):74–83, https://doi.org/10.5670/oceanog.2019.413.

Dynamical Downscaling of Equatorial Flow Response to Palau
Simmons, H.L., B.S. Powell, S.T. Merrifield, S.E. Zedler, and P.L. Colin. 2019. Dynamical downscaling of equatorial flow response to Palau. Oceanography 32(4):84–91, https://doi.org/10.5670/oceanog.2019.414.

Island Wakes Observed from High-Frequency Current Mapping Radar
Merrifield, S.T., P.L. Colin, T. Cook, C. Garcia-Moreno, J.A. MacKinnon, M. Otero, T.A. Schramek, M. Siegelman, H.L. Simmons, and E.J. Terrill. 2019. Island wakes observed from high-frequency current mapping radar. Oceanography 32(4):92–101, https://doi.org/10.5670/oceanog.2019.415.

Turbulence and Vorticity in the Wake of Palau
St. Laurent, L., T. Ijichi, S.T. Merrifield, J. Shapiro, and H.L. Simmons. 2019. Turbulence and vorticity in the wake of Palau. Oceanography 32(4):102–109, https://doi.org/10.5670/oceanog.2019.416.

Energy and Momentum Lost to Wake Eddies and Lee Waves Generated by the North Equatorial Current and Tidal Flows at Peleliu, Palau
Johnston, T.M.S., J.A. MacKinnon, P.L. Colin, P.J. Haley Jr., P.F.J. Lermusiaux, A.J. Lucas, M.A. Merrifield, S.T. Merrifield, C. Mirabito, J.D. Nash, C.Y. Ou, M. Siegelman, E.J. Terrill, and A.F. Waterhouse. 2019. Energy and momentum lost to wake eddies and lee waves generated by the North Equatorial Current and tidal flows at Peleliu, Palau. Oceanography 32(4):110–125, https://doi.org/10.5670/oceanog.2019.417.

Palau’s Effects on Regional-Scale Ocean Circulation
Gopalakrishnan, G., and B.D. Cornuelle. 2019. Palau’s effects on regional-scale ocean circulation. Oceanography 32(4):126–135, https://doi.org/10.5670/oceanog.2019.418.

Energy Transfer in the Western Tropical Pacific
Zedler, S.E., B.S. Powell, B. Qiu, and D.L. Rudnick. 2019. Energy transfer in the western tropical Pacific. Oceanography 32(4):136–145, https://doi.org/10.5670/oceanog.2019.419.

Connecting Process Models of Topographic Wave Drag to Global Eddying General Circulation Models
Arbic, B.K., O.B. Fringer, J.M. Klymak, F.T. Mayer, D.S. Trossman, and P. Zhu. 2019. Connecting process models of topographic wave drag to global eddying general circulation models. Oceanography 32(4):146–155, https://doi.org/10.5670/oceanog.2019.420.

Tropical Western Pacific Thermal Structure and its Relationship to Ocean Surface Variables: A Numerical State Estimate and Forereef Temperature Records
Schramek, T.A., B.D. Cornuelle, G. Gopalakrishnan, P.L. Colin, S.J. Rowley, M.A. Merrifield, and E.J. Terrill. 2019. Tropical western Pacific thermal structure and its relationship to ocean surface variables: A numerical state estimate and forereef temperature records. Oceanography 32(4):156–163, https://doi.org/10.5670/oceanog.2019.421.

Ngaraard Pinnacle, Palau: An Undersea “Island” in the Flow
Colin, P.L., T.M.S. Johnston, J.A. MacKinnon, C.Y. Ou, D.L. Rudnick, E.J. Terrill, S.J. Lindfield, and H. Batchelor. 2019. Ngaraard Pinnacle, Palau: An undersea “Island” in the flow. Oceanography 32(4):164–173, https://doi.org/10.5670/oceanog.2019.422.

Radar Observations of Ocean Surface Features Resulting from Underwater Topography Changes
Nyman, L., B. Lund, H.C. Graber, R. Romeiser, and J. Horstmann. 2019. Radar observations of ocean surface features resulting from underwater topography changes. Oceanography 32(4):174–183, https://doi.org/10.5670/oceanog.2019.423.

Flow-Topography Interactions in the Samoan Passage
Girton, J.B., J.B. Mickett, Z. Zhao, M.H. Alford, G. Voet, J.M. Cusack, G.S. Carter, K.A. Pearson-Potts, L.J. Pratt, S. Tan, and J.M. Klymak. 2019. Flow-topography interactions in the Samoan Passage. Oceanography 32(4):184–193, https://doi.org/10.5670/oceanog.2019.424.

A Spatial Geography of Abyssal Turbulent Mixing in the Samoan Passage
Carter, G.S., G. Voet, M.H. Alford, J.B. Girton, J.B. Mickett, J.M. Klymak, L.J. Pratt, K.A. Pearson-Potts, J.M. Cusack, and S. Tan. 2019. A spatial geography of abyssal turbulent mixing in the Samoan Passage. Oceanography 32(4):194–203, https://doi.org/10.5670/oceanog.2019.425.


QUARTERDECK • Talking to Local Communities About Climate Change
Kappel, E.S. 2019. Talking to local communities about climate change. Oceanography 32(4):5, https://doi.org/10.5670/oceanog.2019.401.

FROM THE PRESIDENT • Observing the Ocean: From Niche to Norm
Visbeck, M. 2019. Observing the ocean: From niche to norm. Oceanography 32(4):6–7, https://doi.org/10.5670/oceanog.2019.402.

RIPPLE MARKS • Bioluminescent, Biofluorescent Species Light the Way to New Biomedical Discoveries
Dybas, C.L. 2019. Bioluminescent, biofluorescent species light the way to new biomedical discoveries. Oceanography 32(4):8–9, https://doi.org/10.5670/oceanog.2019.403.

THE OCEANOGRAPHY CLASSROOM • How to Help Your Students Ask More and Better Questions
Zrada, M., K.A. Kastens, and M. Turrin. 2019. How to help your students ask more and better questions. Oceanography 32(4):204–206, https://doi.org/10.5670/oceanog.2019.404.

BOOK REVIEW • Ocean Outbreak: Confronting the Rising Tide of Marine Disease
Hill, T.M. 2019. Review of Ocean Outbreak: Confronting the Rising Tide of Marine Disease, by D. Harvell. Oceanography 32(4):207–208, https://doi.org/10.5670/oceanog.2019.405.

BOOK REVIEW • The Outlaw Ocean: Journeys Across the Last Untamed Frontier
Baker, D.J. 2019. Review of The Outlaw Ocean: Journeys Across the Last Untamed Frontier, by I. Urbana. Oceanography 32(4):209, https://doi.org/10.5670/oceanog.2019.406.

Career Profiles—Options and Insights. 2019. Oceanography 32(4):211.

Special Issue Guest Editors

T.M. Shaun Johnston, Scripps Institution of Oceanography
Terri Paluszkiewicz, Octopus Ocean Consulting LLC
Martha Schönau, Applied Ocean Sciences
Louis St. Laurent, University of Washington