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  "code": "7b.b.jc",
            
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  "contributor": "NIOZ Royal Netherlands Institute for Sea Research",
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firstname\":\"Loes\",\"lastname\":\"Gerringa\",\"affiliation\":\"Royal 
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firstname\":\"Loes\",\"lastname\":\"Gerringa\",\"affiliation\":\"Royal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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{\"firstname\":\"Rob\",\"lastname\":\"Middag\",\"affiliation\":\"Royal 
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{\"firstname\":\"Rob\",\"lastname\":\"Middag\",\"affiliation\":\"Royal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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stname\":\"Micha\",\"lastname\":\"Rijkenberg\",\"affiliation\":\"Royal 
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stname\":\"Micha\",\"lastname\":\"Rijkenberg\",\"affiliation\":\"Royal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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"firstname\":\"Hans\",\"lastname\":\"Slagter\",\"affiliation\":\"Royal 
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"firstname\":\"Hans\",\"lastname\":\"Slagter\",\"affiliation\":\"Royal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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"firstname\":\"Patrick\",\"lastname\":\"Laan\",\"affiliation\":\"Royal 
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"firstname\":\"Patrick\",\"lastname\":\"Laan\",\"affiliation\":\"Royal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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address\":\"\",\"iscorrespondingauthor\":false},{\"firstname\":\"Ronja 
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address\":\"\",\"iscorrespondingauthor\":false},{\"firstname\":\"Ronja 
            
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\",\"lastname\":\"Paffrath\",\"affiliation\":\"3.\\tMarine Isotope 
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\",\"lastname\":\"Paffrath\",\"affiliation\":\"3.\\tMarine Isotope 
            
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Geochemistry, Institute for Chemistry and Biology of the Marine 
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Geochemistry, Institute for Chemistry and Biology of the Marine 
            
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Environment (ICBM), University of Oldenburg, Oldenburg, GermanyRoyal 
21
Environment (ICBM), University of Oldenburg, Oldenburg, GermanyRoyal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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ress\":\"\",\"iscorrespondingauthor\":false},{\"firstname\":\"Dorothea 
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ress\":\"\",\"iscorrespondingauthor\":false},{\"firstname\":\"Dorothea 
            
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\",\"lastname\":\"Bauch\",\"affiliation\":\"4.\\tLeibniz Laboratory 
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\",\"lastname\":\"Bauch\",\"affiliation\":\"4.\\tLeibniz Laboratory 
            
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for Radiometric Dating and Stable Isotope Research, Kiel University, 
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for Radiometric Dating and Stable Isotope Research, Kiel University, 
            
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Kiel, Germany and GEOMAR Hemholtz Centre for Ocean Research, Kiel, 
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Kiel, Germany and GEOMAR Hemholtz Centre for Ocean Research, Kiel, 
            
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ndingauthor\":false},{\"firstname\":\"Michiel\",\"lastname\":\"Rutgers 
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ndingauthor\":false},{\"firstname\":\"Michiel\",\"lastname\":\"Rutgers 
            
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van der Loeff\",\"affiliation\":\"5.\\tHelmholtz Centre for Polar and 
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van der Loeff\",\"affiliation\":\"5.\\tHelmholtz Centre for Polar and 
            
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Marine Research, Alfred Wegener Institute, Bremerhaven, 
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Marine Research, Alfred Wegener Institute, Bremerhaven, 
            
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742\",\"contactemailaddress\":\"\",\"iscorrespondingauthor\":false}]",
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742\",\"contactemailaddress\":\"\",\"iscorrespondingauthor\":false}]",
            
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  "dates": 
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  "dates": 
            
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-10-14T22:00:00.000Z\",\"type\":\"collected\",\"information\":\"\"}]",
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-10-14T22:00:00.000Z\",\"type\":\"collected\",\"information\":\"\"}]",
            
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  "deposit_date": "2021-05-20",
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  "deposit_date": "2021-05-20",
            
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  "depositor": "loes gerringa",
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  "depositor": "loes gerringa",
            
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  "distribution_date": "2021-05-20",
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  "distribution_date": "2021-05-20",
            
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  "distributor": "Research Data Management(NIOZ Royal Netherlands 
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  "distributor": "Research Data Management(NIOZ Royal Netherlands 
            
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Institute for Sea Research)",
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Institute for Sea Research)",
            
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  "doi_date_published": "2021-07-20",
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  "doi_date_published": "2021-07-20",
            
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  "funding_references": "[{\"name\":\"NWO\",\"awardnumber\":\" 
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  "funding_references": "[{\"name\":\"NWO\",\"awardnumber\":\" 
            
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822.01.018 \",\"awardtitle\":\"origin and fate of 
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822.01.018 \",\"awardtitle\":\"origin and fate of 
            
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  "geographic_coverage": "[{\"place\":\"Arctic 
            
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_1\":180,\"longitude_1\":90,\"latitude_2\":-180,\"longitude_2\":71}]",
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  "name": "7bbjc",
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  "name": "7bbjc",
            
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  "notes": "During the Polarstern (PS94) expedition in summer 2015, 
54
  "notes": "During the Polarstern (PS94) expedition in summer 2015, 
            
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part of the international GEOTRACES program sources and sinks of 
55
part of the international GEOTRACES program sources and sinks of 
            
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dissolved (D) Cd, Co, Cu, Fe, Mn, Ni and Zn were studied in the 
56
dissolved (D) Cd, Co, Cu, Fe, Mn, Ni and Zn were studied in the 
            
57
central Arctic Ocean. In the Polar Surface Water in which the 
57
central Arctic Ocean. In the Polar Surface Water in which the 
            
58
TransPolar Drift (TPD) is situated, salinity and d18O derived 
58
TransPolar Drift (TPD) is situated, salinity and d18O derived 
            
59
fractions indicated a distinct riverine source for silicate DCo, DCu, 
59
fractions indicated a distinct riverine source for silicate DCo, DCu, 
            
60
DFe, DMn and DNi. Linear relationships between DMn and the meteoric 
60
DFe, DMn and DNi. Linear relationships between DMn and the meteoric 
            
61
fraction depended on the source distance, likely due to 
61
fraction depended on the source distance, likely due to 
            
62
Mn-precipitation with transport time. In the upper 50 m of the Makarov 
62
Mn-precipitation with transport time. In the upper 50 m of the Makarov 
            
63
Basin, outside the TPD core, DCo, DMn, DNi, DCd and DCu were enriched 
63
Basin, outside the TPD core, DCo, DMn, DNi, DCd and DCu were enriched 
            
64
by Pacific waters, whereas DFe seemed diluted. DCo, DFe, DMn and DZn 
64
by Pacific waters, whereas DFe seemed diluted. DCo, DFe, DMn and DZn 
            
65
were relatively high in the Barents Sea and enriched Atlantic water 
65
were relatively high in the Barents Sea and enriched Atlantic water 
            
66
going into the Nansen Basin. Deep concentrations of all metals were 
66
going into the Nansen Basin. Deep concentrations of all metals were 
            
67
significantly lower in the Makarov Basin compared to the Nansen and 
67
significantly lower in the Makarov Basin compared to the Nansen and 
            
68
Amundsen, the Eurasian, Basins. The Gakkel Ridge hydrothermal input 
68
Amundsen, the Eurasian, Basins. The Gakkel Ridge hydrothermal input 
            
69
and higher continental slope convection are explanations of higher 
69
and higher continental slope convection are explanations of higher 
            
70
metal concentrations in the Eurasian Basins. Although scavenging rates 
70
metal concentrations in the Eurasian Basins. Although scavenging rates 
            
71
are lower in the Makarov Basin compared to the Eurasian Basins, the 
71
are lower in the Makarov Basin compared to the Eurasian Basins, the 
            
72
residence time is longer and therefore we suggest that scavenging can 
72
residence time is longer and therefore we suggest that scavenging can 
            
73
decrease the dissolved concentrations with time. This study provides a 
73
decrease the dissolved concentrations with time. This study provides a 
            
74
baseline to assess future change, and additionally identifies main 
74
baseline to assess future change, and additionally identifies main 
            
75
processes driving trace metal distributions. Our results underline the 
75
processes driving trace metal distributions. Our results underline the 
            
76
importance of fluvial input as well as shelf sources and internal 
76
importance of fluvial input as well as shelf sources and internal 
            
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cycling, notably scavenging, for the distribution of bio-active metals 
77
cycling, notably scavenging, for the distribution of bio-active metals 
            
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in the Arctic Ocean.",
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in the Arctic Ocean.",
            
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      "id": "786a18ea-66ec-4a8b-b670-25e346a748b6",
            
164
      "name": "Mn",
187
      "name": "Mn",
            
165
      "state": "active",
188
      "state": "active",
            
166
      "vocabulary_id": null
189
      "vocabulary_id": null
            
167
    },
190
    },
            
168
    {
191
    {
            
169
      "display_name": "Ni",
192
      "display_name": "Ni",
            
170
      "id": "4ddeb660-233b-4411-a206-07e0dece0fb9",
193
      "id": "4ddeb660-233b-4411-a206-07e0dece0fb9",
            
171
      "name": "Ni",
194
      "name": "Ni",
            
172
      "state": "active",
195
      "state": "active",
            
173
      "vocabulary_id": null
196
      "vocabulary_id": null
            
174
    },
197
    },
            
175
    {
198
    {
            
176
      "display_name": "PS94",
199
      "display_name": "PS94",
            
177
      "id": "88028eb7-18ba-4cb8-af00-87bcf483f9e1",
200
      "id": "88028eb7-18ba-4cb8-af00-87bcf483f9e1",
            
178
      "name": "PS94",
201
      "name": "PS94",
            
179
      "state": "active",
202
      "state": "active",
            
180
      "vocabulary_id": null
203
      "vocabulary_id": null
            
181
    },
204
    },
            
182
    {
205
    {
            
183
      "display_name": "Trace metals",
206
      "display_name": "Trace metals",
            
184
      "id": "67aca3bf-689a-4e35-adfc-94c9200353ea",
207
      "id": "67aca3bf-689a-4e35-adfc-94c9200353ea",
            
185
      "name": "Trace metals",
208
      "name": "Trace metals",
            
186
      "state": "active",
209
      "state": "active",
            
187
      "vocabulary_id": null
210
      "vocabulary_id": null
            
188
    },
211
    },
            
189
    {
212
    {
            
190
      "display_name": "Zn",
213
      "display_name": "Zn",
            
191
      "id": "dcf5fb92-a0cc-46a3-a1bc-c1eab4248478",
214
      "id": "dcf5fb92-a0cc-46a3-a1bc-c1eab4248478",
            
192
      "name": "Zn",
215
      "name": "Zn",
            
193
      "state": "active",
216
      "state": "active",
            
194
      "vocabulary_id": null
217
      "vocabulary_id": null
            
195
    },
218
    },
            
196
    {
219
    {
            
197
      "display_name": "dissolved",
220
      "display_name": "dissolved",
            
198
      "id": "dcc1d919-d84c-44f9-b5d1-145035cbeeee",
221
      "id": "dcc1d919-d84c-44f9-b5d1-145035cbeeee",
            
199
      "name": "dissolved",
222
      "name": "dissolved",
            
200
      "state": "active",
223
      "state": "active",
            
201
      "vocabulary_id": null
224
      "vocabulary_id": null
            
202
    }
225
    }
            
203
  ],
226
  ],
            
204
  "title": "Dissolved Cd, Co, Cu, Fe, Mn, Ni and Zn in the Arctic 
227
  "title": "Dissolved Cd, Co, Cu, Fe, Mn, Ni and Zn in the Arctic 
            
205
Ocean",
228
Ocean",
            
206
  "type": "dataset",
229
  "type": "dataset",
            
207
  "url": "https://dataportal.nioz.nl/doi/10.33591/nioz/7b.b.jc",
230
  "url": "https://dataportal.nioz.nl/doi/10.33591/nioz/7b.b.jc",
            
208
  "version": "1"
231
  "version": "1"
            
209
}
232
}