Topographically induced mixing around a shallow seamount

Science

Volumn 276, Issue 5320, 1997, Pages 1831-1833

  Lueck, Rolf G ^a   Mudge, Todd D ^a  

^a UNIVERSITY OF VICTORIA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

MIXING; OCEAN CIRCULATION; SEAMOUNTS; TOPOGRAPHIC EFFECTS;

ARTICLE; CALCULATION; ENERGY; PACIFIC OCEAN; PRIORITY JOURNAL; SEA; TOPOGRAPHY;

PACIFIC, (NORTHEAST);

EID: 0030749263     PISSN: 00368075     EISSN: None     Source Type: Journal    
DOI: 10.1126/science.276.5320.1831     Document Type: Article

References (34)

1. 2) into its interior. The stirring is provided by circulation, eddies, and internal waves (10-m to 100-km scales). The mixing (homogenization) is driven by turbulence (1-mm to 1-m scales), which irreversibly removes (or dissipates) property variations by molecular diffusion.
2. M. C. Gregg, J. Geophys. Res. 94, 9686 (1989).
3. R. G. Lueck, W. R. Crawford, T. R. Osborn, J. Phys. Oceanogr. 13, 1809 (1983).
4. R. G. Lueck and T. R. Osborn, J. Geophys. Res. 91, 803 (1986).
5. K. R. Polzin, J. M. Toole, R. W. Schmitt, J. Phys. Oceanogr. 25, 306 (1995).
6. J. R. Ledwell, A. J. Watson, C. S. Law, Nature 364, 701 (1993).
7. -1 provides a vertical flux of heat 700 times as large as that by conduction alone.
8. W. H. Munk, Deep-Sea Res. 13, 707 (1966).
9. R. A. DeSzoeke, J. Phys. Oceanogr. 25, 918 (1995).
10. T. J. McDougall, in Proceedings of the 'Aha Huiliko Hawaiian Winter Workshop, Hawaii Institute of Geophysics (HIG), Honolulu, 9 to 13 January 1989 (HIG Special Publications, Honolulu, HI, 1989), pp. 289-315.
11. T. J. McDougall, J. Phys. Oceanogr. 14, 1577 (1984).
12. L. Armi, J. Geophys. Res. 83, 1971 (1978).
13. C. Garrett, Atmos. Ocean 29, 313 (1991).
14. O. M. Phillips, J. H. Shyu, H. Salmun, J. Fluid Mech. 173, 473 (1986).
15. C. Garrett, J. Geophys. Res. 84, 5095 (1979).
16. C. C. Eriksen, ibid. 87, 525 (1982).
17. _, J. Phys. Oceanogr. 15, 1145 (1985).
18. D. Gilbert and C. Garrett, ibid. 19, 1716 (1989).
19. P. G. Baines, Deep-Sea Res. 29, 307 (1982).
20. B. Sjöberg and A. Stigebrandt, ibid. 39, 269 (1992).
21. D.E. Cartwright, in Satellite Altimetry in Geodesy and Oceanography (Springer-Verlag, New York, 1993), pp. 99-141.
22. L. Kantha et al., J. Geophys. Res. 100, 309 (1995).
23. E. G. Morozov, Deep-Sea Res. 42, 135 (1995).
24. R. K. Dewey, W. R. Crawford, A. E. Gargett, N. S. Oakey, J. Atmos. Oceanic Technol. 4, 228 (1987).
25. H. J. Freeland, Deep-Sea Res. 41, 1715 (1994).
26. R. G. Lueck and T. D. Mudge, data not shown.
27. T. R. Osborn, J. Phys. Oceanogr. 10, 83 (1980).
28. N. S. Oakey, ibid. 12, 256 (1982).
29. W. O. Smith and T. H. Jordan, J. Geophys. Res. 93, 2899 (1988).
30. J. M. Toole, R. W. Schmitt, K. L. Polzin, ibid. 102, 947 (1997).
31. J. M. Toole, K. L. Polzin, R. W. Schmitt, Science 264, 1120 (1994).
32. H. L. Bryden, D. H. Roemmich, J. A. Church, Deep-Sea Res. 38, 297 (1991).
33. J. M. Toole and B. A. Warren, ibid. 40, 1973 (1993).
34. We thank the officers and crew of the C/S Tully and R. Bingham for technical support; W. Crawford for the loan of FLY II; C. Garrett, E. Kunze, H. Freeland, and W. Munk for advice and encouragement; D. Codiga for the topographic data in Fig. 1; and K. Lamb for the ray path shown in Fig. 2. Supported by the Office of Naval Research and the National Science and Engineering Research Council through grants (N00014-91-J-1236, N00014-93-1-0362, OPG0105937, and CRD130538) to the Centre for Earth and Ocean Research.