Turbulent energy production and entrainment at a highly stratified estuarine front

Journal of Geophysical Research: Oceans

Volumn 109, Issue 5, 2004, Pages

  MacDonald, Daniel G ^a   Geyer, W Rockwell ^b  

^a UNIVERSITY OF MASSACHUSETTS DARTMOUTH   (United States)

^b WOODS HOLE OCEANOGRAPHIC INSTITUTION   (United States)

Author keywords

Entrainment; Estuary; Turbulence

Indexed keywords

ACOUSTIC DOPPLER CURRENT PROFILER; ENTRAINMENT; ESTUARINE ENVIRONMENT; KINETIC ENERGY; SALINITY; STRATIFIED FLOW; TURBULENCE;

BRITISH COLUMBIA; CANADA; FRASER ESTUARY; NORTH AMERICA;

EID: 3542990862     PISSN: None     EISSN: 21699291     Source Type: Journal    
DOI: 10.1029/2003JC002094     Document Type: Article

References (46)

1. Balmforth, N. J., S. G. Llewellyn Smith, and W. R. Young (1998), Dynamics of interfaces and layers in a stratified turbulent fluid, J. Fluid Mech., 355, 329-358.
2. Barry, M. E., G. N. Ivey, K. B. Winters, and J. Imberger (2001a), Measurements of diapycnal diffusivities in stratified fluids, J. Fluid Mech., 442, 267-291.
3. Barry, M. E., G. N. Ivey, K. B. Winters, and J. Imberger (2001b), Laboratory experiments on diapycnal mixing in stratified fluids, paper presented at 12th 'Aha Huliko'a Hawaiian Winter Workshop "From Stirring to Mixing in a Stratified Ocean," Univ. of Hawaii, Honolulu.
4. Baumert, H., and H. Peters (2000), Second-moment closures and length scales for weakly stratified turbulent shear flows, J. Geophys. Res., 105(C3), 6453-6468.
5. Christodoulou, G. C. (1986), Interfacial mixing in stratified flows, J. Hydraul. Res., 24(2), 77-92.
6. Cordes, R. E., S. Pond, B. R. de Lange Boom, and P. H. LeBlond (1980), Estimates of entrainment in the Fraser River Plume, British Columbia, Atmos. Ocean, 18(1), 15-26.
7. Dallimore, C. J., J. Imberger, and T. Ishikawa (2001), Entrainment and turbulence in saline underflow in Lake Ogawara, J. Hydraul. Eng., 127(11), 937-948.
8. Ellison, T. H. (1957), Turbulent transport of heat and momentum from an infinite rough plane, J. Fluid Mech., 2, 456-466.
9. Ellison, T. H., and J. S. Turner (1959), Turbulent entrainment in stratified flows, J. Fluid Mech., 6, 423-448.
10. Etemad-Shahidi, A., and J. Imberger (2001), Anatomy of turbulence in thermally stratified lakes, Limnol. Oceanogr., 46(5), 1158-1170.
11. Ferron, B., H. Mercier, K. Speer, A. Gargett, and K. Polzin (1998), Mixing in the Romanche Fracture Zone, J. Phys. Oceanogr., 28, 1929-1945.
12. Gargett, A. E., and J. N. Moum (1995), Mixing efficiencies in turbulent tidal fronts: Results from direct and indirect measurements of density flux, J. Phys. Oceanogr., 25, 2583-2608.
13. Geyer, W. R., and D, M. Farmer (1989), Tide-induced variation of the dynamics of a salt wedge estuary, J. Phys. Oceanogr., 19, 1060-1072.
14. Gibson, C. (1998), Intermittency of internal wave shear and turbulence dissipation, in Physical Processes in Lakes and Oceans, Coastal Estuarine Stud., vol. 54, edited by J. Imberger, pp. 363-376, AGU, Washington, D. C.
15. Grant, H. L., R. W. Stewart, and A. Moilliet (1962), Turbulence spectra from a tidal channel, J. Fluid Mech., 12, 241-268.
16. Gregg, M. C. (1987), Diapycnal mixing in the thermocline: A review, J. Geophys. Res., 92(C5), 5249-5286.
17. Gregg, M. C. (1989), Scaling turbulent dissipation in the thermocline, J. Geophys. Res., 94(C7), 9686-9698.
18. Imberger, J., and G. N. Ivey (1991), On the nature of turbulence in a stratified fluid: II. Application to lakes, J. Phys. Oceanogr., 21, 659-680.
19. Itsweire, E. C., K. N. Helland, and C. W. Van Atta (1987), The evolution of grid-generated turbulence in a stably stratified fluid, J. Fluid Mech., 162, 299-338.
20. Ivey, G. N., and J. Imberger (1991), On the nature of turbulence in a stratified fluid: I. The energetics of mixing, J. Phys. Oceanogr., 21, 650-658.
21. Ivey, G. N., J. Imberger, and J. R. Koseff (1998), Buoyancy fluxes in a stratified fluid, in Physical Processes in Lakes and Oceans, Coastal Estuarine Stud., vol. 54, edited by J. Imberger, pp. 377-388, AGU, Washington, D. C.
22. Kashiwamura, M., and S. Yoshida (1967), Outflow pattern of fresh water issued from a river mouth, Coastal Engineering in Japan, 10, 109-115.
23. Kashiwamura, M., and S. Yoshida (1972), Flow pattern at a river mouth, paper presented at International Symposium on Stratified Flows, Am. Soc. of Civ. Eng., New York.
24. Kay, D. J., and D. A. Jay (2003a), Interfacial mixing in a highly stratified estuary: 1. Characteristics of mixing, J. Geophys. Res., 108(C3), 3072, doi:10.1029/2000JC000252.
25. Kay, D. J., and D. A. Jay (2003b), Interfacial mixing in a highly stratified estuary: 2. A "method of constrained differences" approach for the determination of the momentum and mass balances and the energy of mixing, J. Geophys. Res., 108(C3), 3073, doi:10.1029/2000JC000253.
26. Ledwell, J. R., A. J. Watson, and C. S. Law (1993), Evidence for slow mixing across the pycnocline from an open-ocean tracer-release experiment, Nature, 364, 701-702.
27. MacDonald, D. G. (2003), Mixing processes and hydraulic control in a highly stratified estuary, Ph.D. thesis, Mass. Inst. of Technol./Woods Hole Oceanogr. Inst, Woods Hole.
28. McDougall, T. J. (1984), The relative roles of diapycnal and isopycnal mixing on subsurface water mass conversion, J. Phys. Oceanogr., 14, 1577-1589.
29. Morton, B. R., G. Taylor, and J. S. Turner (1956), Turbulent gravitational convection from maintained and instantaneous sources, Proc. R. Soc. London, Ser. A, 234, 1-23.
30. Moum, J. N. (1996), Efficiency of mixing in the main thermocline, J. Geophys. Res., 101(C5), 12,057-12,069.
31. Osborn, T. R. (1980), Estimates of the local rate of vertical diffusion from dissipation measurements, J. Phys. Oceanogr., 10, 83-89.
32. Pardyjak, E. R., P. Monti, and H. J. S. Fernando (2002), Flux Richardson number measurements in stable atmospheric shear flows, J. Fluid Mech., 459, 307-316.
33. Pawlak, G., and L. Armi (2000), Mixing and entrainment in developing stratified currents, J. Fluid Mech., 424, 45-73.
34. Peters, H. (1999), Spatial and temporal variability of turbulent mixing in an estuary, J. Mar. Res., 57(6), 805-845.
35. Peters, H., M. C. Gregg, and J. M. Toole (1988), On the parameterization of equatorial turbulence, J. Geophys. Res., 93(C2), 1199-1218.
36. Rohr, J. J. (1985), An experimental study of evolving turbulence in uniform mean shear flows with and without stable stratification, Ph.D. thesis, Eng. Sci., Univ. of Calif., San Diego, La Jolla.
37. Stacey, M. T., S. G. Monismith, and J. R. Burau (1999), Measurements of Reynolds stress profiles in tidal flows, J. Geophys. Res., 104(C5), 10,933-10,949.
38. Stillenger, D. C., K. N. Helland, and C. W. Van Atta (1983), Experiments on the transition of homogeneous turbulence to internal waves in a stratified fluid, J. Fluid Mech., 131, 91-122.
39. Strang, E. J., and H. J. S. Fernando (2001), Entrainment and mixing in stratified shear flows, J. Fluid Mech., 428, 349-386.
40. Stronach, J. A. (1977), Observational and modelling studies of the Fraser River plume, Ph.D. thesis, Univ. of B. C., Vancouver, B. C., Canada.
41. Tennekes, H., and J. L. Lumley (1972), A First Course in Turbulence, MIT Press, Cambridge, Mass.
42. Thorpe, S. A. (1971), Experiments on the instability of stratified shear flows: Miscible fluids, J. Fluid Mech., 46, 299-319.
43. Thorpe, S. A. (1973), Experiments on instability and turbulence in a stratified shear flow, J. Fluid Mech., 61, 731-751.
44. Thorpe, S. A. (1977), Turbulence and mixing in a Scottish loch, Philos. Trans. R. Soc. London, Ser. A, 286, 125-181.
45. Wijesekera, H. W., and T. M. Dillon (1997), Shannon entropy as an indicator of age for turbulent overturns in the oceanic thermocline, J. Geophys. Res., 102(C2), 3279-3291.
46. Wright, L. D., and J. M. Coleman (1971), Effluent expansion and interfacial mixing in the presence of a salt wedge, Mississippi River Delta, J. Geophys. Res., 76(36), 8649-8661.