This work was supported by the National Science Foundation under Grants OCE 0351892 and OCE 0623193 and by the Office of Naval Research under Grant N00014-09-1-0194. We would also like to thank Joshua Jacobs at the University of Washington for his comments and his help with some of the methodology of the modal analysis. Four anonymous reviewers also provided valuable input and suggestions.
Alford, M., and R. Pinkel, 2000: Observations of overturning in the thermocline: The context of ocean mixing. J. Phys. Oceanogr., 30, 805–832.
Beckers, M., H. Clercx, G. van Heijst, and R. Verzicco, 2003: Evolution and instability of monopolar vortices in a stratified fluid. Phys. Fluids, 15, 1033–1045.
Birch, D., and M. A. Sundermeyer, 2011: Breaking internal wave groups: Mixing and momentum fluxes. Phys. Fluids, 23, 096602, doi:10.1063/1.3638155.
Brickman, D., and B. Ruddick, 1990: The behavior and stability of a lens in a strain field. J. Geophys. Res., 95 (C6), 9657–9670.
Carton, X., and B. Legras, 1994: The life cycle of tripoles in two-dimensional incompressible flows. J. Fluid Mech., 267, 53–82.
Flierl, G., and D. McGillicuddy, 2002: Mesoscale and submesoscale physical-biological interactions. Biological-Physical Interactions in the Sea, A. R. Robinson, J. J. McCarthy, and B. J. Rothschild, Eds., John Wiley and Sons, 113–195.
Fox-Kemper, B., and R. Ferrari, 2008: Parameterization of mixed layer eddies. Part II: Prognosis and impact. J. Phys. Oceanogr., 38, 1166–1179.
Fox-Kemper, B., R. Ferrari, and R. Hallberg, 2008: Parameterization of mixed layer eddies. Part I: Theory and diagnosis. J. Phys. Oceanogr., 38, 1145–1165.
Gregg, M., E. D’Asaro, T. Shay, and N. Larson, 1986: Observations of persistent mixing and near-inertial internal waves. J. Phys. Oceanogr., 16, 856–885.
Helfrich, K. R., and T. M. Battisti, 1991: Experiments on baroclinic vortex shedding from hydrothermal plumes. J. Geophys. Res., 96 (C7), 12 511–12 518.
Higgins, K., A. Ooi, and M. Chong, 2002: The structure of an unstable circular vortex in a background straining flow. J. Fluid Mech., 462, 31–42.
Kloosterziel, R., and G. Carnevale, 1999: On the evolution and saturation of instabilities of two-dimensional isolated circular vortices. J. Fluid Mech., 388, 217–257.
Kunnen, R., R. Trieling, and G. van Heijst, 2002: Vortices in time-periodic shear flows. Theor. Comput. Fluid Dyn., 24, 315–322.
Kunze, E., and T. Sanford, 1993: Submesoscale dynamics near a seamount. Part I: Measurements of Ertel vorticity. J. Phys. Oceanogr., 23, 2567–2588.
Lelong, M.-P., and J. J. Riley, 1991: Internal wave-vortical mode interactions in strongly stratified flows. J. Fluid Mech., 232, 1–19.
Lelong, M.-P., and T. J. Dunkerton, 1998: Inertia–gravity wave breaking in three dimensions. Part I: Convectively stable waves. J. Atmos. Sci., 55, 2473–2488.
Lelong, M.-P., and M. A. Sundermeyer, 2005: Geostrophic adjustment of an isolated diapycnal mixing event and its implications for small-scale lateral dispersion. J. Phys. Oceanogr., 35, 2352–2367.
Levy, M., 2008: The modulation of biological production by oceanic mesoscale turbulence. Transport and Mixing in Geophysical Flows, J. B. Weiss and A. Provenzale, Eds., Lecture Notes in Physics, Vol. 744, Springer-Verlag, 219–261.
MacKinnon, J., and M. Gregg, 2005: Near-inertial waves on the New England shelf: The role of evolving stratification, turbulent dissipation, and bottom drag. J. Phys. Oceanogr., 35, 2408–2424.
Mariotti, A., B. Legras, and D. Dritschel, 1994: Vortex stripping and the erosion of coherent structures in two-dimensional flows. Phys. Fluids, 6, 3954–3962.
McWilliams, J. C., 2008: Barotropic instabilities of parallel flows. Fundamentals of Geophysical Fluid Dynamics, Cambridge University Press, 76–80.
Patterson, G., and S. Orszag, 1971: Spectral calculation of isotropic turbulence: Efficient removal of aliasing interactions. Phys. Fluids, 14, 2538–2541.
Polzin, K. L., E. Kunze, J. M. Toole, and R. W. Schmitt, 2003: The partition of finescale energy into internal waves and subinertial motions. J. Phys. Oceanogr., 33, 234–248.
Riley, J., and M.-P. Lelong, 2000: Fluid motions in the presence of strong stable stratification. Annu. Rev. Fluid Mech., 32, 613–657.
Stuart, G. A., M. A. Sundermeyer, and D. Hebert, 2011: On the geostrophic adjustment of an isolated lens: Dependence on Burger number and initial geometry. J. Phys. Oceanogr., 41, 725–741.
Sundermeyer, M. A., 1998: Studies of lateral dispersion in the ocean. Ph.D. thesis, Woods Hole Oceanographic Institution Joint Program, 215 pp.
Sundermeyer, M. A., and M.-P. Lelong, 2005: Numerical simulations of lateral dispersion by the relaxation of diapycnal mixing events. J. Phys. Oceanogr., 35, 2368–2386.
Sundermeyer, M. A., J. R. Ledwell, N. S. Oakey, and B. J. W. Greenan, 2005: Stirring by small-scale vortices caused by patchy mixing. J. Phys. Oceanogr., 35, 1245–1262.
Thorpe, S. A., 2005: The Turbulent Ocean. Cambridge University Press, 439 pp.
Vallis, G., 2006: Atmospheric and Oceanic Fluid Dynamics. Cambridge University Press, 745 pp.
Vandermeirsh, F., Y. Morel, and G. Sutyrin, 2002: Resistance of a coherent vortex to a vertical shear. J. Phys. Oceanogr., 32, 3089–3100.
Winters, K., J. MacKinnon, and B. Mills, 2004: A spectral model for process studies of rotating, density-stratified flows. J. Atmos. Oceanic Technol., 21, 69–94.