234Th as a tracer of particulate organic carbon export in the subarctic northeast Pacific Ocean

Deep-Sea Research Part II: Topical Studies in Oceanography

Volumn 46, Issue 11-12, 1999, Pages 2833-2861

  Charette, Matthew A ^a   Bradley Moran, S ^a   Bishop, James K B ^b  

^a UNIVERSITY OF RHODE ISLAND   (United States)

^b UNIVERSITY OF VICTORIA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

PARTICULATE FLUX; PARTICULATE ORGANIC CARBON; THORIUM ISOTOPE; TRACER;

PACIFIC OCEAN;

EID: 0344466797     PISSN: 09670645     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0967-0645(99)00085-5     Document Type: Article

References (51)

1. 234Th measurements Deep-Sea Research II. 43:1996;1133-1153.
2. 238U ratios in the ocean Earth and Planetary Science Letters. 5:1969;483-499.
3. Bishop J.K.B., Schupak D., Sherrell R.M., Conte M. A multiple-unit-large-volume in situ filtration system for sampling oceanic particulate matter in mesoscale environments. Zirno A. Mapping strategies in Chemical Oceanography. 1985;155-175 The American Chemical Society, Providence, RI.
4. Bishop, J.K.B., Calvert, S.E., Soon M., 1999. Seasonal and temporal variability of POC in the NE subarctic Pacific. Deep-Sea Research II, in press.
5. Booth B.C., Lewin J., Postel J.R. Temporal variation in the structure of autotrophic and heterotrophic communities in the Subarctic Pacific. Progress in Oceanography. 32:1993;57-99.
6. Boyd P.W., Newton P.P. Evidence of the potential influence of planktonic community structure on the interannual variability of particulate organic carbon flux. Deep-Sea Research. 42:1995;619-639.
7. Boyd P.W., Muggli D.L., Varela D.E., Goldblatt R.H., Chretien R., Orians K.J., Harrison P.J. In vitro iron enrichment experiments in the NE subarctic Pacific. Marine Ecology Progress Series. 136:1996;179-193.
8. Boyd P.W., Harrison P.J. Phytoplankton dynamics in the NE subarctic Pacific. Deep-Sea Research II. 46:1999;2405-2432.
9. Boyd P.W., Sherry N., Berges J., Bishop J., Calvert S., Charette M., Giovannoni S., Goldblatt R., Harrison P.J., Moran S.B., Roy S., Soon M., Strom S., Thibault D., Vergin K., Whitney F., Wong C.S. Transformations of biogenic particulates from the pelagic to the deep ocean realm. Deep-Sea Research II. 46:1999;2761-2792.
10. Boyd, P.W., Newton. P.P., 1999. Does planktonic community structure determine downward particulate organic carbon flux in different oceanic provinces? Deep-Sea Research 46, 63-91.
11. Buesseler K.O. Do upper-ocean sediment traps provide an accurate record of particle flux? Nature. 353:1991;420-423.
12. 238U disequilibria. Deep-Sea Research 39, 1115-1137.
13. Buesseler K.O., Cochran J.K., Bacon M.P., Livingston H.D., Casso S.A., Hirschberg D., Hartman M.C., Fleer A.P. Determination of thorium isotopes in seawater by non-destructive and radiochemical methods. Deep-Sea Research. 39:1992;1103-1114.
14. Buesseler K.O., Andrews J.A., Hartman M.C., Belastock R., Chai F. Regional estimates of the export flux of particulate organic carbon derived from thorium-234 during the JGOFS EqPac program. Deep-Sea Research. 42:1995;777-804.
15. Buesseler K.O. The de-coupling of production and particulate export in the surface ocean. Global Biogeochemical Cycles. 12:1998;297-310.
16. 234Th as a tracer in the subtropical and equatorial Atlantic Ocean. Deep-Sea Research II 46, 885-906.
17. 232Th in seawater. Earth and Planetary Science Letters 80, 241-251.
18. 238U disequilibria within the California Current. Limnology and Oceanography 30, 22-33.
19. 238U disequilibria. Limnology and Oceanography 32, 189-200.
20. Coale K.H., Johnson K.S., Fitzwater S.E., Gordon R.M., Tanner S., Chavez F.P., Ferioli L., Sakamoto C., Rogers P., Millero F., Steinberg P., Nightingale P., Cooper D., Cochlan W.P., Landry M.R., Constantinou J., Rollwagen G., Trasvina A., Kudela R. A massive phytoplankton bloom induced by an ecosystem-scale iron fertilization experiment in the equatorial Pacific Ocean. Nature. 383:1996;495-501.
21. Cochran J.K., Barnes C., Achman D., Hirschberg D.J. Thorium-234/Uranium-238 disequilibrium as an indicator of scavenging rates and particulate organic carbon fluxes in the Northease Water Polynya. Greenland. Journal of Geophysical Research. 100:1995;4399-4410.
22. Denman K.L., Gargett A.E. Multiple thermoclines are barriers to vertical exchange in the subarctic Pacific during SUPER, May 1984. Journal of Marine Research. 46:1988;77-103.
23. 2 production. Global Biogeochemical Cycles 5, 49-69.
24. Eppley, R.W., 1989. New production: history, methods, problems in: Berger W.H., Wefer, G. (Eds.), Productivity of the Ocean: Present and Past. Chichester: Wiley, pp. 85-97.
25. Gardner W.D. The effect of tilt on sediment trap efficiency. Deep-Sea Research. 32:1985;349-361.
26. Gustafsson O., Buesseler K.O., Geyer W.R., Moran S.B., Gschwend P.M. An assessment of the relative importance of horizontal and vertical transport of particle-reactive chemicals in the coastal ocean. Continental Shelf Research. 18:1998;805-829.
27. Kaczmarska I., Fryxell G.A. Micro-phytoplankton of the equatorial Pacific: 140°W meridianal transect during the 1992 El Niño. Deep-Sea Research II. 42:1995;535-558.
28. Knauer G.A., Martin J.H., Bruland K.W. Fluxes of particulate carbon, nitrogen, and phosphorous in the upper water column of the northeast Pacific. Deep-Sea Research. 26:1979;97-108.
29. LaRoche J., Boyd P.W., McKay R.M.L., Geider R.J. Flavodoxin as an in situ marker for iron stress in phytoplankton. Nature. 382:1996;802-805.
30. Maldonado M.T., Price N.M. Utilization of iron bound to strong organic ligands by plankton comunities in the subarctic Pacific Ocean. Deep-Sea Research II. 46:1999;2447-2473.
31. Martin J.H. Iron, Liebig's Law and the greenhouse. Oceanography. 4:1991;52-55.
32. Martin J.H., Fitzwater S.E. Iron deficiency limits phytoplankton growth in the north-east Pacific subarctic. Nature. 331:1988;341-343.
33. Martin J.H., Knauer G.A., Karl D.M., Broenkow W.W. VERTEX: carbon cycling in the northeast Pacific. Deep-Sea Research. 34:1987;267-285.
34. 238U radioactive disequilibrium in the surface layer of the ocean. Geochimica et Cosmochimica Acta 39, 205-212.
35. McNally G.J. Satellite-tracked drift buoy observations of the near-surface flow in the eastern mid-latitude North Pacific. Journal of Geophysical Research. 86:1981;8022-8030.
36. Michaels A.F., Silver M.W. Primary production, sinking fluxes and the microbial food web. Deep-Sea Research. 35:1988;473-490.
37. Miller C.B. Pelagic production processes in the Subarctic Pacific. Progress in Oceanography. 32:1993;1-15.
38. 234Th from a coastal sea: Funka Bay Japan Earth and Planetary Science Letters. 47:1980;51-64.
39. 234Th ratios in the upper ocean: importance of biological recycling. Seattle, WA.
40. 238U disequilibrium in the central Arctic Ocean: implications for particulate organic carbon export Deep-Sea Research II. 44:1997;1593-1606.
41. 234Th scavenging in the eastern equatorial Pacific Deep-Sea Research. 36:1989;1471-1489.
42. Murray J.W., Barber R.T., Roman M.R., Bacon M.P., Feely R.A. Physical and biological controls on carbon cycling in the Equatorial Pacific. Science. 266:1994;58-65.
43. 234Th approach Deep-Sea Research II. 43:1996;1095-1132.
44. Najjar R.W., Sarmiento J.L., Toggweiler J.R. Downward transport and fate of organic matter in the ocean: simulations with a general circulation model. Global Biogeochemical Cycles. 6:1992;45-76.
45. 234Th Deep-Sea Research. 44:1997;457-478.
46. Thibault D., Roy S., Wong C.S. The downward flux of biogenic material in the NE subarctic Pacific. Importance of algal sinking and mesozooplankton herbivory Deep-Sea Research II. 46:1999;2669-2733.
47. Varela D.E., Harrison P.J. Seasonal variability in the nitrogenous nutrition of phytoplankton assemblages in the northeastern subarctic Pacific Ocean. Deep-Sea Research II. 46:1999;2505-2538.
48. Wei C.-L., Murray J.W. Temporal variations of 234Th activity in the water column of Dabob Bay: particle scavenging. Limnology and Oceanography. 37:1992;296-314.
49. Wessel, P., Smith, W.H.F., 1991. Free software helps map and display data. EOS Transactions of AGU 72, 441, 445-446.
50. Whitney F.A., Freeland H.J. Variability in upper-ocean water properties in the NE Pacific Ocean. Deep-Sea Research II. 46:1999;2351-2370.
51. Wong, C.S., Whitney, F.A., Iseki, K., Page. J., 1995. Analysis of trends in primary productivity and chlorophyll-a over two decades at Ocean Station P (50°N, 145°W) in the Subarctic Northeast Pacific Ocean. Canadian Journal of Fisheries and Aquatic Science 121, 107-117.