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  "code": "7b.b.u",
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  "code": "7b.b.u",
            
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  "contributor": "NIOZ Royal Netherlands Institute for Sea Research",
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  "contributor": "NIOZ Royal Netherlands Institute for Sea Research",
            
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  "creator_user_id": "8f998960-30d6-4ce8-95e0-7b95b35097a7",
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  "creators": 
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  "creators": 
            
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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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676\",\"contactemailaddress\":\"\",\"iscorrespondingauthor\":false}]",
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676\",\"contactemailaddress\":\"\",\"iscorrespondingauthor\":false}]",
            
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  "dates": 
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  "dates": 
            
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-08-31T22:00:00.000Z\",\"type\":\"collected\",\"information\":\"\"}]",
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-08-31T22:00:00.000Z\",\"type\":\"collected\",\"information\":\"\"}]",
            
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  "deposit_date": "2019-12-05",
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  "deposit_date": "2019-12-05",
            
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  "depositor": "loes gerringa",
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  "depositor": "loes gerringa",
            
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  "distribution_date": "2019-12-05",
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  "distribution_date": "2019-12-05",
            
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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": "2020-05-01",
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  "doi_date_published": "2020-05-01",
            
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  "funding_references": "[{\"name\":\"Indonesia Endowment Fund for 
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  "funding_references": "[{\"name\":\"Indonesia Endowment Fund for 
            
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Education 
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Education 
            
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(LPDP)\",\"awardnumber\":\"20160522026533\",\"awardtitle\":\"Doctoral 
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(LPDP)\",\"awardnumber\":\"20160522026533\",\"awardtitle\":\"Doctoral 
            
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scholarship Indah Ardiningsih\"}]",
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scholarship Indah Ardiningsih\"}]",
            
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  "geographic_coverage": "[{\"place\":\"Fram 
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  "geographic_coverage": "[{\"place\":\"Fram 
            
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8.4,\"longitude_1\":80.5,\"latitude_2\":-19.6,\"longitude_2\":76.5}]",
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8.4,\"longitude_1\":80.5,\"latitude_2\":-19.6,\"longitude_2\":76.5}]",
            
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  "name": "7bbu",
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  "name": "7bbu",
            
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  "notes": "Here we investigate the potential sources, distribution, 
35
  "notes": "Here we investigate the potential sources, distribution, 
            
36
properties and transport of natural Fe-binding ligands in Fram Strait 
36
properties and transport of natural Fe-binding ligands in Fram Strait 
            
37
and over the Northeast Greenland shelf. Our results indicate that the 
37
and over the Northeast Greenland shelf. Our results indicate that the 
            
38
main sources of organic ligands to surface waters of Fram Strait were 
38
main sources of organic ligands to surface waters of Fram Strait were 
            
39
Fe-binding ligands associated with primary productivity together with 
39
Fe-binding ligands associated with primary productivity together with 
            
40
ligands from the Arctic Ocean. We calculated a total Fe-binding ligand 
40
ligands from the Arctic Ocean. We calculated a total Fe-binding ligand 
            
41
concentration, [Lt], in Polar Surface Water from the western Fram 
41
concentration, [Lt], in Polar Surface Water from the western Fram 
            
42
Strait of 1.65\u00b10.4 nM eq. Fe. This value is intermediate compared 
42
Strait of 1.65\u00b10.4 nM eq. Fe. This value is intermediate compared 
            
43
to the reported values for the Arctic and the North Atlantic Ocean, 
43
to the reported values for the Arctic and the North Atlantic Ocean, 
            
44
confirming the suggestion of a previous study that [Lt] decreases 
44
confirming the suggestion of a previous study that [Lt] decreases 
            
45
southward from the Arctic Ocean. The differences between ligand 
45
southward from the Arctic Ocean. The differences between ligand 
            
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sources in different biogeochemical provinces, result in distinctive 
46
sources in different biogeochemical provinces, result in distinctive 
            
47
ligand properties and distributions that are reflected in [Lt], the 
47
ligand properties and distributions that are reflected in [Lt], the 
            
48
binding strength (log K_(FeL,Fe')^cond) and the reactivity (log 
48
binding strength (log K_(FeL,Fe')^cond) and the reactivity (log 
            
49
\u03b1_FeL) of the ligands. Higher [Lt] was present near the 
49
\u03b1_FeL) of the ligands. Higher [Lt] was present near the 
            
50
Nioghalvfjerdsfjorden (79N) glacier terminus and in the Westwind 
50
Nioghalvfjerdsfjorden (79N) glacier terminus and in the Westwind 
            
51
Trough (median of [Lt]=2.17 nM eq. Fe; log K_(FeL,Fe')^cond=12.3; log 
51
Trough (median of [Lt]=2.17 nM eq. Fe; log K_(FeL,Fe')^cond=12.3; log 
            
52
\u03b1_FeL =3.4) than in the Norske Trough (median of [Lt]=1.89 nM eq. 
52
\u03b1_FeL =3.4) than in the Norske Trough (median of [Lt]=1.89 nM eq. 
            
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Fe; log K_(FeL,Fe')^cond=12.8; log \u03b1_FeL =3.8) and in Fram Strait 
53
Fe; log K_(FeL,Fe')^cond=12.8; log \u03b1_FeL =3.8) and in Fram Strait 
            
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(median of [Lt]=1.38 nM eq. Fe; log K_(FeL,Fe')^cond=13; log 
54
(median of [Lt]=1.38 nM eq. Fe; log K_(FeL,Fe')^cond=13; log 
            
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\u03b1_FeL =3.9), but they were weaker and therefore less reactive. 
55
\u03b1_FeL =3.9), but they were weaker and therefore less reactive. 
            
56
Our findings reveal the fundamental mechanism on how organic 
56
Our findings reveal the fundamental mechanism on how organic 
            
57
Fe-binding ligands determined dissolved-Fe (DFe) transport from the 
57
Fe-binding ligands determined dissolved-Fe (DFe) transport from the 
            
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79N glacier to Fram Strait. The lower ligand binding strength result 
58
79N glacier to Fram Strait. The lower ligand binding strength result 
            
59
in a higher inorganic Fe concentration, [Fe`], which is more prone to 
59
in a higher inorganic Fe concentration, [Fe`], which is more prone to 
            
60
precipitation and/or scavenging than Fe complexed with ligands. 
60
precipitation and/or scavenging than Fe complexed with ligands. 
            
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Accordingly, a portion of the glacial DFe will not be transported over 
61
Accordingly, a portion of the glacial DFe will not be transported over 
            
62
the shelf into the ocean, indicating that organic ligands are an 
62
the shelf into the ocean, indicating that organic ligands are an 
            
63
important factor regulating DFe export. The ongoing changes in the 
63
important factor regulating DFe export. The ongoing changes in the 
            
64
Arctic and subarctic will influence the sources of Fe binding ligands 
64
Arctic and subarctic will influence the sources of Fe binding ligands 
            
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and therefore have consequences for Fe solubility.",
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and therefore have consequences for Fe solubility.",
            
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      "display_name": "Fram strait",
            
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      "id": "a5191ac7-b9eb-4cf8-8324-2fda29140611",
            
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    {
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    {
            
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      "display_name": "Iron Organic ligands",
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      "display_name": "Iron Organic ligands",
            
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      "id": "c90a3da0-a08b-4867-b482-d0af0b511a71",
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      "id": "c90a3da0-a08b-4867-b482-d0af0b511a71",
            
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      "name": "Iron Organic ligands",
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      "vocabulary_id": null
            
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    }
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    }
            
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  ],
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  ],
            
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  "title": "Fe-binding ligands in Fram Strait and over the Northeast 
171
  "title": "Fe-binding ligands in Fram Strait and over the Northeast 
            
150
Greenland shelf - cruise PS100",
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Greenland shelf - cruise PS100",
            
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  "type": "dataset",
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  "type": "dataset",
            
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  "url": "https://dataportal.nioz.nl/doi/10.33591/nioz/7b.b.u",
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  "url": "https://dataportal.nioz.nl/doi/10.33591/nioz/7b.b.u",
            
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  "version": "1"
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  "version": "1"
            
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}
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}