POC/234Th ratios in particles collected in sediment traps in the northern South China Sea

Estuarine, Coastal and Shelf Science

Volumn 88, Issue 3, 2010, Pages 303-310

  Hung, Chin Chang ^a   Gong, Gwo Ching ^a  

^a NATIONAL TAIWAN OCEAN UNIVERSITY   (Taiwan)

Author keywords

234Th; East China Sea; flux; particulate organic carbon; POC 234Th; sediment trap; South China Sea

Indexed keywords

ISOTOPIC RATIO; MARINE SEDIMENT; PARTICLE SETTLING; PARTICLE SIZE; PARTICULATE FLUX; PARTICULATE ORGANIC CARBON; SEDIMENT ANALYSIS; SEDIMENT TRAP; THORIUM ISOTOPE;

PACIFIC OCEAN; SOUTH CHINA SEA;

EID: 77953133588     PISSN: 02727714     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ecss.2010.04.008     Document Type: Article

References (81)

1. 238U disequilibrium as an indicator of the seasonal export flux of particulate organic carbon in the North Water. Deep-Sea Research II 49 (2002) 5191-5209
2. Antia A.N. Solubilization of particles in sediment traps: revising the stoichiometry of mixed layer export. Biogeosciences 2 (2005) 189-204
3. 234Th measurements. Deep-Sea Research II 43 (1996) 1133-1153
4. 234Th in the Canada basin of the Arctic Ocean. Deep-Sea Research I 50 (2003) 1353-1373
5. 238U disequilibrium. Deep-Sea Research 48 (2001) 2595-2611
6. Benitez-Nelson C., et al. Mesoscale eddies drive increased silica export in the subtropical Pacific Ocean. Science 316 (2007) 1017-1021
7. Bishop J.K.B., and Wood T.J. Particulate matter chemistry and dynamics in the twilight zone at VERTIGO ALOHA and K2 sites. Deep-Sea Research I 55 (2008) 1684-1706
8. 238U disequilibria. Deep-Sea Research II 39 (1992) 1115-1137
9. Buesseler K.O., Andrews J.A., Hartman M.C., Belastock R., and Chai F. Regional estimates of the export flux of particulate organic carbon derived from thorium-234 during the JGOFS EQPAC program. Deep-Sea Research II 42 (1995) 777-804
10. Buesseler K.O., Ball L., Andrews J., Benitez-Nelson C., Belastock R., Chai F., and Chao Y. Upper ocean export of particulate organic carbon in the Arabian Sea derived from thorium-234. Deep-Sea Research II 45 (1998) 2461-2487
11. Buesseler K.O., Steinberg D.K., Michaels A.F., Johnson R.J., Valdes J.E., and Price J.F. A comparison of the quantity and quality of material caught in a neutrally buoyant versus surface-tethered sediment trap. Deep-Sea Research I 47 (2000) 277-294
12. Buesseler K.O., Ball L., Andrews J., Cochran J.K., Hirschberg D.J., Bacon M.P., Fleer A., and Brzezinski M. Upper ocean export of particulate organic carbon and biogenic silica in the Southern Ocean along 170 °W. Deep-Sea Research II 48 (2001) 4275-4297
13. 234Th as a POC flux proxy. Marine Chemistry 100 (2006) 213-233
14. Buesseler K.O., et al. An assessment of the use of sediment traps for estimating upper ocean particle fluxes. Journal of Marine Research 65 (2007) 345-416
15. Buesseler K.O., Lamborg C., Cai P., Escoube R., Johnson R., Pike P., Masque P., McGilicuddy D., and Verdeny E. Particle fluxes associated with mesoscale eddies in the Sargasso Sea. Deep-Sea Research 55 (2008) 1426-1444
16. Buesseler K.O., Pike S., Maiti K., Lamborg C.H., Siegel D.A., and Trull T.W. Thorium-234 as a tracer of spatial, temporal and vertical variability in particle flux in the North Pacific. Deep-Sea Research I 56 (2009) 1143-1167
17. 228Ra-derived nutrient budgets and thorium-estimated POC export at the intercalibration station in the South China Sea. Deep-Sea Research I 49 (2002) 53-66
18. 238U disequilibrium. Journal of Geophysical Research 113 (2008) C04019 10.1029/2007JC004268
19. 234Th as a tracer in the subtropical and equatorial Atlantic Ocean. Deep-Sea Research II 46 (1999) 885-906
20. 238U disequilibrium. Deep Sea Research II 46 (1999) 2833-2861
21. Charette M.A., Moran S.B., Pike S.M., and Smith J.N. Investigation the carbon cycle in the Gulf of Maine using the natural tracer thorium-234. Journal of Geophysical Research 106 (2001) 11553-11579
22. Clegg S.L., and Whitfield M. A generalized model for the scavenging of trace metals in the open ocean-I. Particle cycling. Deep-Sea Research A 37 (1990) 809-832
23. 238U disequilibria within the California current. Limnology and Oceanography 30 (1985) 22-33
24. Cochran J.K., Barnes C., Achman D., and Hirschberg D.T. Thorium-234/Uranium-238 disequilibrium as an indicator of scavenging rates and particulate organic carbon fluxes in the Northeast Water Polynya, Greenland. Journal of Geophysical Research 100 (1995) 4399-4410
25. 228Th) as indicators of POC export and particle cycling in the Ross Sea, Southern Ocean. Deep-Sea Research II 47 (2000) 3451-3490
26. 234Th in the Barents Sea. Marine Chemistry 80 (2002) 11-26
27. Ebersbach F., and Trull T.W. Sinking particle properties from polyacrylamide gels during the KErguelen Ocean and Plateau compared (KEOPS): Zooplankton control of carbon export in an area of persistent natural iron inputs in the Southern Ocean. Limnology and Oceanography 53 (2008) 212-234
28. Forster S., Turnewitsch R., Powilleit M., Werk S., Peine F., Ziervogel K., and Kersten M. Thorium-234 derived information on particle residence times and sediment deposition in shallow waters of the south-western Baltic Sea. Journal of Marine Systems 75 (2009) 360-370
29. Fowler S.C., and Knauer G.A. Role of large particles in the transport of elements and organic compounds through the oceanic water column. Progress in Oceanography 16 (1986) 147-194
30. Gardner W.D. Sediment trap dynamics and calibration: a laboratory evaluation. Journal of Marine Research 38 (1980) 17-39
31. Gardner W.D., Hinga K.R., and Marra J. Observations on the degradation of biogenic material in the deep ocean with implications on the accuracy of sediment trap fluxes. Journal of Marine Research 41 (1983) 195-214
32. Gardner W.D. Sediment trap sampling in surface waters. In: Hanson R.B., Ducklow H.W., and Field A.N.D.J.G. (Eds). The Changing Ocean Carbon Cycle: a Midterm Synthesis of the Joint Global Ocean Flux Study (2000), Cambridge University Press 240-281
33. Gardner W.D., Richardson M.J., Carlson C.A., Hansell D., and Mishonov A.V. Determining true particulate organic carbon: bottles, pumps and methodologies. Deep Sea Reaserch II 50 (2003) 655-674
34. 234Th scavenging and its relationship to acid polysaccharide abundance in the Gulf of Mexico. Marine Chemistry 78 (2002) 103-119
35. 234Th ratio of settling particles isolated using split flow-thin cell fractionation (SPLITT). Marine Chemistry 100 (2006) 314-322
36. Honjo S., Dymond J., Collier R., and Manganii S.J. Export production of particles to the interior of equatorial Pacific Ocean during 1992 EqPac experiment. Deep-Sea Research I 42 (1995) 831-870
37. Huh C.-A., Liu J.T., Lin H.-L., and Xu J.P. Tidal and flood signatures of settling particles in the Gaoping submarine canyon (SW Taiwan) revealed from radionuclide and flow measurements. Marine Geology 267 (2009) 8-17
38. Hung C.-C., and Gong G.-C. Export flux of POC in the main stream of the Kuroshio. Geophysical Research Letters 34 (2007) L18606 10.1029/2007GL030236
39. Hung C.-C., Guo L., Schultz G., Pinckney J., and Santschi P.H. Production and flux of carbohydrate species in the Gulf of Mexico. Global Biogeochemical Cycles 17 (2003) doi:10.1029./2002GB001988
40. 234Th and sediment traps in the Gulf of Mexico. Geochemical Journal 38 (2004) 601-611
41. Hung C.-C., Gong G.-C., Chung W.-C., Kuo W.-T., and Lin F.-C. Enhancement of particulate organic carbon flux induced by the atmospheric forcing in the subtropical oligotrophic northwest Pacific Ocean. Marine Chemistry 113 (2009) 19-24
42. Hung C.-C., Gong G.-C., Chiang K.-P., Chen H.-Y., and Yeager K.-M. Particulate carbohydrates and uronic acids in the northern East China Sea. Estuarine, Coastal and Shelf Science 84 (2009) 565-572
43. 234Th in different size classes of sediment-trap-collected particles from different oceanic environments. Journal of Geophysical Research, submitted for publication.
44. Hung C.-C., and Wei C.-L. Th-234 scavenging in the water column off southwestern Taiwan. Terrestrial, Atmospheric and Oceanic Sciences 3 (1992) 183-197
45. 234Th-derived POC fluxes from the upper oligotrophic waters of the Gulf of Mexico and the subtropical northwestern Pacific Ocean. Marine Chemistry, in press, doi:10.1016/j.marchem.2010.03.011.
46. Hung J.-J., Wang S.-M., and Chen Y.-L. Biogeochemical controls on distributions and fluxes of dissolved and particulate organic carbon in the Northern South China Sea. Deep-Sea Research II 54 (2007) 1486-1503
47. Jackson G.A., Waite A.M., and Boyd P.W. Role of algal aggregation in vertical carbon export during SOIREE and in other low biomass environments. Geophysical Research Letters 32 (2005) L13607 10.1029/2005GL023180
48. 234Th in the northwestern North Pacific. Deep-Sea Research I 54 (2007) 1070-1090
49. 234Th-derived particulate organic carbon fluxes in the northern Barents Sea with comparison to drifting sediment trap fluxes. Journal of Marine System 73 (2008) 103-113
50. 234Th and new production. Deep-Sea Research I 55 (2008) 1484-1502
51. 234Th ratios in the Mediterranean Sea and Northwest Atlantic: implications for POC export. Deep-Sea Research I 56 (2009) 599-613
52. Li S.-L. Particulate organic carbon flux in the upwelling region off northeastern Taiwan, Thesis (2009), National Taiwan Ocean University, Keelung, Taiwan
53. Liu Z., Stewart G., Cochran J.K., Lee C., Armstrong R.A., Hirschberg D.J., Gasser B., and Miquel J.-C. Why do POC concentrations measured using Niskin bottle collections sometimes differ from those using in-situ pumps?. Deep-Sea Research I 52 (2005) 1324-1344
54. Maiti K., Benitez-Nelson C.R., Rii Y., and Bidigare R.R. The influence of a mature cyclonic eddy on particle export in the lee of Hawaii. Deep Sea Research II 55 (2008) 1445-1460
55. Martin J.H., Knauer G.A., Karl D.M., and Broenkow W.W. VERTEX, carbon cycling in the northeast Pacific. Deep-Sea Research 34 (1987) 267-285
56. Michaels A.F., and Silver M.W. Primary production, sinking fluxes and the microbial food web. Deep-Sea Research 35 (1988) 473-490
57. Moran S.B., Charette M.A., Pike S.M., and Wicklund C.A. Differences in seawater particulate organic carbon concentration in samples collected using small- and large-volume methods: the importance of DOC adsorption to the filter blank. Marine Chemistry 67 (1999) 33-42
58. 238U disequilibrium provide an accurate record of the export flux of particulate organic carbon from the upper ocean?. Limnology and Oceanography 48 (2003) 1018-1029
59. 234Th-derived particulate organic carbon export from an island-induced phytoplankton bloom in the Southern Ocean. Deep-Sea Research II 54 (2007) 2208-2232
60. 234Th approach. Deep-Sea Research II 43 (1996) 1095-1132
61. Noji T.T., Borsheim K.Y., Rey F., and Nortvedt R. Dissolved organic carbon associated with sinking particles can be crucial for estimates of vertical carbon flux. Sarsia 84 (1999) 129-135
62. 234Th. Deep-Sea Research II 44 (1997) 457-478
63. Rutgers van der Loeff M.M., Buesseler K., Nathman U., Hense I., and Andrews J. Comparison of carbon and opal export rates between summer and spring bloom periods in the region of the Antarctic Polar Front, SE Atlantic. Deep-Sea Research II 49 (2002) 3849-3869
64. 234Th and particulate organic carbon export flux by marine organisms. Geophysical Research Letters 30 (2003) 10.1029/2002GL015727
65. Santschi P.H., Murray J.W., Baskaran M., Benitez-Nelson C.R., Guo L.D., Hung C.-C., Lamborg C., Moran S.B., Passow U., and Roy-Barman M. Thorium speciation in seawater. Marine Chemistry 100 (2006) 250-268
66. 234Th sorption and export models in the water column: a review. Marine Chemistry 100 (2006) 234-249
67. 234Th-based export fluxes during a natural iron fertilization experiment in the Southern Ocean (KEOPS). Deep-Sea Research II 55 (2008) 841-855
68. Smith D.C., Simon M., Alldredge A.L., and Azam F. Intense hydrolytic enzyme activity on marine aggregates and implications for rapid particle dissolution. Nature 359 (1992) 139-142
69. 234Th ratios in the Ligurian, Tyrrhenian and Aegean Seas. Deep-Sea Research I 53 (2006) 1810-1830
70. Stanley R.H.R., Buesseler K.O., Manganini S.J., Steinberg D.K., and Valdes J.R. A comparison of major and minor elemental fluxes collected using neutrally buoyant and surface-tethered traps. Deep-Sea Research I 51 (2004) 1387-1395
71. 210Pb disequilibria with estimates from sediment traps in the northwest Mediterranean. Deep-Sea Research I 54 (2007) 1549-1570
72. 234Th relationship in particles separated settling velocity in the northwest Mediterranean Sea. Deep-Sea Research II 56 (2009) 1519-1532
73. 238U disequilibrium approach. Deep-Sea Research II 53 (2006) 1629-1648
74. 234Th-derived export fluxes of POC in the Canada Basin of the Arctic Ocean. Marine Chemistry 96 (2005) 1-19
75. Tsunogai S., and Minagawa M. Vertical Flux of Organic Materials Estimated from Th-234 in the Oceans (1976), Joint Oceanographic Assembly, Edinburgh
76. Van der Loeff M.R., Sarin M.M., Baskaran M., Benitez-Nelson C., Buesseler K.O., Charette M., Dai M., Gustafsson O., Masque P., Morris P.J., Orlandini K., Baena A.R.Y., Savoye N., Schmidt S., Turnewitsch R., Voge I., and Waples J.T. A review of present techniques and methodological advances in analyzing Th-234 in aquatic systems. Marine Chemistry 100 (2006) 190-212
77. 2: Natural Variations Archean to Present. Geophysical Monograph vol. 32 (1985), American Geophysical Union 99-110
78. Waite A., and Nodder S.D. The effect of in situ iron addition on the sinking rates and export flux of Southern Ocean diatoms. Deep-Sea Research I 48 (2001) 2635-2654
79. Walsh, I., 1990. Project CATSTIX: Camera, transmissometer, and sediment trap integration experiment, Ph.D. dissertation, Texas A&M University, College Station, TX, 1990.
80. 210Po: a case study in the Hung-Tsai Trough off southwestern Taiwan. Terrestrial, Atmospheric and Oceanic Sciences 20 (2009) 411-423
81. 238U disequilibria. Estuarine. Coastal and Shelf Science 46 (1998) 351-358