Eddy-mediated biological productivity in the Bay of Bengal during fall and spring intermonsoons

Deep-Sea Research Part I: Oceanographic Research Papers

Volumn 54, Issue 9, 2007, Pages 1619-1640

  Prasanna Kumar, S ^a   Nuncio, M ^a   Ramaiah, N ^a   Sardesai, S ^a   Narvekar, Jayu ^a   Fernandes, Veronica ^a   Paul, Jane T ^a  

^a NATIONAL INSTITUTE OF OCEANOGRAPHY   (India)

Author keywords

Bay of Bengal; Biological productivity; Cold core eddies; Eddy pumping; Nutrient pumping; Subsurface chlorophyll maxima; Water column stability

Indexed keywords

CHLOROPHYLL; CONCENTRATION (PROCESS); DATA ACQUISITION; HYDROGRAPHIC SURVEYS; MARINE BIOLOGY; NUTRIENTS; STORMS;

BIOLOGICAL PRODUCTIVITY; COLD CORE EDDIES; EDDY PUMPING; NUTRIENT PUMPING; SUBSURFACE CHLOROPHYLL MAXIMA; WATER COLUMN STABILITY;

BIODIVERSITY;

BIOLOGICAL PRODUCTION; CHLOROPHYLL; EDDY; HYDROGRAPH; NUTRIENT ENRICHMENT; REPRODUCTIVE PRODUCTIVITY; SEASONAL VARIATION; THERMOHALINE STRUCTURE; WATER COLUMN;

BAY OF BENGAL; INDIAN OCEAN;

EID: 34547954506     PISSN: 09670637     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.dsr.2007.06.002     Document Type: Article

References (34)

1. Babu M.T., Prasanna Kumar S., and Rao D.P. A subsurface cyclonic eddy in the Bay of Bengal. Journal of Marine Research 49 (1991) 404-410
2. Babu M.T., Sarma Y.V.B., Murty V.S.N., and Vethamony P. On the circulation in the Bay of Bengal during northern spring inter-monsoon (March-April) 1987. Deep-Sea Research II 50 (2003) 855-865
3. Devassy V.P., Bhattathiri P.M.A., and Radhakrishna K. Primary production in the Bay of Bengal during August, 1997. Mahasagar-Bulletin of National Institute of Oceanography 16 (1983) 443-447
4. Falkowski P.G., Ziemann D., Kolber Z., and Bienfang P.K. Role of eddy pumping in enhancing primary production in the ocean. Nature 352 (1991) 55-58
5. Gomes H.R., Goes J.I., and Saino T. Influence of physical processes and freshwater discharge on the seasonality of phytoplankton regime in the Bay of Bengal. Continental Shelf Research 20 (2000) 313-330
6. Legeckis R. Satellite observations of a western boundary current in the Bay of Bengal. Journal of Geophysical Research 92 (1987) 12974-12978
7. Levitus, S., Gelfeld, R., Boyer, T., Johnson, D., 1994. Results of the NODC oceanographic data archaeology and rescue projects key to oceanograhic records documentation no. 19, NODC, Washington, DC, 73pp.
8. Madhupratap M., Gauns M., Ramaiah N., Prasanna Kumar S., Muraleedharan P.M., De Sousa S.N., Sardessai S., and Muraleedharan U. Biogeochemistry of the Bay of Bengal: physical, chemical and primary productivity characteristics of the central and western Bay of Bengal during summer monsoon 2001. Deep-Sea Research II 50 (2003) 881-896
9. Madhusoodhanan P., and James V.V. Thermohaline features of the subsurface cyclonic eddy in the south central Bay of Bengal during August 1999. Proceedings of the Indian Academy of Sciences (Earth and Planetary Sciences) 112 (2003) 223-237
10. McGillicuddy D.J., and Robinson A.R. Eddy induced nutrient supply and new production in the Sargasso Sea. Deep-Sea Research I 44 (1997) 1427-1449
11. McGillicuddy D.J., Robinson A.R., Siegel D.A., Jannasch H.W., Johnson R., Dickey T.D., McNeil J., Michaels A.F., and Knap A.H. Influence of mesoscale eddies on new production in the Sargasro Sea. Nature 394 (1998) 263-266
12. Murty C.S., and Varadachari V.V.R. Upwelling along the east coast of India. Bulletin of National Institute of Science India 36 (1968) 80-86
13. Murty V.S.N., Suryanarayana A., and Rao D.P. Current structure and volume transport across 12°N in the Bay of Bengal. Indian Journal of Marine Sciences 22 (1993) 12-16
14. Murty V.S.N., Gupta G.V.M., Sarma V.V., Rao B.P., Jyothi D., Shastri P.N.M., and Supraveena Y. Effect of vertical stability and circulation on the depth of the chlorophyll maximum in the Bay of Bengal during May-June 1996. Deep-Sea Research I 47 (2000) 859-873
15. Narvekar J., and Prasanna Kumar S. Seasonal variability of the mixed layer in the central Bay of Bengal and associated changes in nutrient and chlorophyll. Deep-Sea Research I 53 (2006) 820-835
16. Olaizola M., Ziemann D.A., Bienfang P.K., Walsh W.A., and Conquest L.D. Eddy-induced oscillations of the pycnocline affect the floristic composition and depth distribution of phytoplankton in the subtropical Pacific. Marine Biology 116 (1993) 533-542
17. Pond S., and Pickard G.L. Introductory Dynamic Oceanography (1978), Pergamon Press, New York 241pp
18. Prasad T.G. Annual and seasonal mean buoyancy fluxes for the tropical Indian Ocean. Current Science 73 (1997) 667-674
19. Prasanna Kumar, S., Muraleedharan, P.M., Prasad, T.G., Gauns, M., Ramaiah, N., de Souza, S.N., Sardesai, D.S., Madhupratap, M., 2002. Why is the Bay of Bengal less productive during summer monsoon compared to the Arabian Sea?. Geophysical Research Letters 29, 2235, doi:10.1029/2002GL016013.
20. Prasanna Kumar, S., Nuncio, M., Narvekar, J., Ajoy Kumar, Sardesai, S., Desouza, S.N., Mangesh Gauns, Ramaiah, N., Madhupratap, M., 2004. Are Eddies nature's trigger to enhance biological productivity in the Bay of Bengal?. Geophysical Research Letters, 31, L07309, doi:10.1029/2003Gl019274.
21. Qasim S.Z. Biological productivity of the Indian Ocean. Indian Journal of Marine Sciences 6 (1977) 122-137
22. Radhakrishna K. Primary productivity of the Bay of Bengal during March-April 1975. Indian Journal of Marine Sciences 7 (1978) 58-60
23. Radhakrishna K., Bhattathiri P.M.A., and Devassy V.P. Chl-a, phaeopigments and particulate organic carbon in the northern and western Bay of Bengal. Indian Journal of Marine Sciences 11 (1982) 287-291
24. Ramasastry A.A., and Balaramamurty C. Thermal fields and oceanic circulation along the east coast of India. Proceedings of the Indian Academy of Science 46 (1957) 293-323
25. Ramaswamy V., and Nair R.R. Fluxes of material in the Arabian Sea and Bay of Bengal - Sediment trap studies. Proceedings of the Indian Academy of Sciences (Earth and Planetary Sciences) 103 (1994) 189-210
26. Rao D.P., and Sastry J.S. Circulation and distribution of some hydrographical properties during the late winter in the Bay of Bengal. Mahasagar-Bulletin of National Institute of Oceanography 14 (1981) 1-16
27. Sanilkumar K.V., Kuruvilla T.V., Jogendranath D., and Rao R.R. Observation of the western boundary current of the Bay of Bengal. Deep- Sea Research I 44 (1997) 135-145
28. Sarma V.V., and Kumar V.A. Subsurface chlorophyll maxima in the northwestern Bay of Bengal. Journal of Plankton Research 13 (1991) 339-352
29. Seki M.P., Polovina J.J., Brainard R.E., Bidigare R.R., Leonard C.L., and Foley D.G. Biological enhancement at cyclonic eddies tracked with GOES thermal imagery in Hawaiian waters. Geophysical Letters 28 (2001) 1583-1586
30. Sengupta R., De Sousa S.N., and Joseph T. On nitrogen and phosphorous in the western Bay of Bengal. Indian Journal of Marine Sciences 6 (1977) 107-110
31. Shetye S.R., Shenoi S.S.C., Gouveia A.D., Michael G.S., Sundar D., and Nampoothiri G. Wind-driven coastal upwelling along the western boundary of the Bay of Bengal during the southwest monsoon. Continental Shelf Research 11 (1991) 1397-1408
32. Shetye S.R., Gouveia A.D., Shenoi S.S.C., Sundar D., Michael G.S., and Nampoothiri G. The western boundary current of the seasonal subtropical gyre in the Bay of Bengal. Journal of Geophysical Research 98 (1993) 945-954
33. Subramanian V. Sediment load of Indian Rivers. Current Science 64 (1993) 928-930
34. UNESCO, 1994. Protocols for the joint global ocean flux study (JGOFS). Manual and Guides 29, pp. 170.