Shallow vs. deep-water scavenging of 231Pa and 230Th in radionuclide enriched waters of the Atlantic sector of the Southern Ocean

Deep-Sea Research Part I: Oceanographic Research Papers

Volumn 48, Issue 2, 2001, Pages 471-493

  Walter, H J ^a   Geibert, W ^a   Rutgers Van Der Loeff, M M ^a   Fischer, G ^b   Bathmann, U ^a  

^a ALFRED WEGENER INSTITUTE FOR POLAR AND MARINE RESEARCH   (Germany)

^b UNIVERSITY OF BREMEN   (Germany)

Author keywords

Protactinium; Scavenging; Seasonality; Sediment traps; Southern Ocean; Thorium

Indexed keywords

DEEP WATER; PROTACTINIUM ISOTOPE; RADIONUCLIDE; SCAVENGING; SHALLOW WATER; THORIUM ISOTOPE;

SOUTHERN OCEAN;

EID: 0035218543     PISSN: 09670637     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0967-0637(00)00046-7     Document Type: Article

References (63)

1. Biosiliceous particle flux in the Southern Ocean
2. Determination of natural actinides and plutonium in marine particulate material
3. 231Pa from the open ocean
4. 231Pa at ocean margins
5. 210Pb
6. The Expedition Antarktis VIII/1-2, 1989 with the Winter Weddell Gyre study of research Vessels 'Polarstern' and 'Akademik Fedorov'
7. Seasonality in the flux of natural radionuclides and plutonium in the deep Sargasso Sea
8. Tracers of chemical scavenging in the ocean: Boundary effects and large scale chemical fractionation
9. Vertical profiles of some natural radionuclides over the Alpha Ridge, Arctic Ocean
10. Field assessment of sediment trap efficiency under varying flow conditions
11. The Expedition ANT IX/1-4 of RV 'Polarstern' 1990/1991
12. Seasonal sedimentation of phytoplankton to the deep-sea benthos
13. Do upper-ocean sediment traps provide an accurate record of the particle flux?
14. Recurring polynyas over the Cosmonaut Sea and the Maud Rise
15. Protactinium-231 and Thorium-230 abundances and high scavenging rates in the Western Arctic Ocean
16. Seasonal variability of particle flux in the Weddell Sea and its relation to ice cover
17. 15N
18. 2
19. The Expedition Antarktis-II of RV 'Polarstern' 1983/84. Report of Legs 1, 2 and 3
20. The Expedition Antarktis-VI of RV 'Polarstern' 1987/88
21. 232Th in seawater from the Gulf of Mexico and off Cape Hatteres as measured by SIMS
22. Mooring line motions and sediment trap hydromechanics: In situ intercomparison of three common deployment designs
23. Large aperture time-series sediment traps; design objectives construction and application
24. 230Th ratios in sediments as a proxy for past changes in Southern Ocean productivity
25. Increased biological productivity and export production in the glacial Southern Ocean
26. Evidence for the seasonal deposition of detritus to the deep-sea floor and its subsequent resuspension
27. 231Pa
28. 231Pa in the Pacific Ocean during the Holocene period
29. 10Be in the northeastern Pacific Ocean
30. 230Th ratio influenced by particle composition and remineralization
31. 232Th in the Norwegian Sea and Denmark by thermal ionization mass spectrometry
32. An automated leaching method for the determination of opal, in sediments and particulate matter
33. The water column distributions of thorium isotopes in the western North Pacific
34. 230Th profiles in the open ocean water column
35. Scavenging of Thorium in the Ocean
36. On the circulation and stratification of the Weddell Gyre
37. On the meridional extent and fronts of the Antarctic Circumpolar Current
38. The impact of grazing on spring phytoplankton growth and sedimentation in the Norwegian Current
39. The Subantarctic and Polar Fronts in relation to deep water masses through the southwestern Atlantic
40. Microphyte pigments and resting spores at the water-sediment interface in subantarctic deep sea (Indian Sector of the Southern Ocean)
41. 232Th systematics in the central Pacific Ocean: The sources and fates of thorium
42. Scavenging and particle flux: Seasonal and regional variations in the Southern Ocean (Atlantic sector)
43. 231Pa near the Antarctic Polar Front in the South Atlantic
44. 234Th
45. Determination of natural radioactive tracers
46. 230Th calibration
47. On the structure and the transport of the eastern Weddell Gyre
48. The isotopic composition of diatom-bound nitrogen in Southern Ocean sediments
49. The Expedition Antarktis X/3 of RV 'Polarstern' 1992
50. Modeling of marine biogeochemical cycles with an emphasis on vertical particle fluxes
51. 230Th
52. 230Th ratio as a paleoproductivity proxy
53. 230Th activity ratio as a tracer for bioproductivity of the ocean
54. 230Th in the Weddell Sea: Implications for Paleoceanographic reconstructions in the South Atlantic
55. Seasonal particle flux in the Bransfield Strait, Antarctica
56. Particle sedimentation and productivity in Antarctic waters of the Atlantic Sector
57. Annual primary production and export flux in the Southern Ocean from sediment trap data
58. Water masses and currents of the Southern Ocean at the Greenwich meridian
59. 230Th ratio
60. Similar rates of modern and last-glacial ocean thermohaline circulation inferred from radiochemical data
61. 231Pa