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{
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{
            
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  "author": "H\u00f6pker, Sebastian N",
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  "author": "H\u00f6pker, Sebastian N",
            
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  "author_email": "",
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  "author_email": "",
            
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  "citation": [],
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  "citation": [],
            
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  "creator_user_id": "17755db4-395a-4b3b-ac09-e8e3484ca700",
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  "creator_user_id": "17755db4-395a-4b3b-ac09-e8e3484ca700",
            
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  "doi": "10.1594/PANGAEA.940804",
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  "doi": "10.1594/PANGAEA.940804",
            
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  "doi_date_published": "2022",
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  "doi_date_published": "2022",
            
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  "doi_publisher": "",
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  "doi_publisher": "",
            
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  "doi_status": "True",
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  "doi_status": "True",
            
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  "extra_authors": [
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  "extra_authors": [
            
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    {
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    {
            
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      "extra_author": "Wu, Henry C",
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      "extra_author": "Wu, Henry C",
            
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      "familyName": "Wu",
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      "familyName": "Wu",
            
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      "givenName": "Henry C",
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      "givenName": "Henry C",
            
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      "orcid": "0000-0001-8975-5917"
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      "orcid": "0000-0001-8975-5917"
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Lucassen, Friedrich",
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      "extra_author": "Lucassen, Friedrich",
            
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      "familyName": "Lucassen",
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      "familyName": "Lucassen",
            
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      "givenName": "Friedrich",
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      "givenName": "Friedrich",
            
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      "orcid": ""
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      "orcid": ""
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Brochier, Timoth\u00e9e",
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      "extra_author": "Brochier, Timoth\u00e9e",
            
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      "familyName": "Brochier",
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      "familyName": "Brochier",
            
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      "givenName": "Timoth\u00e9e",
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      "givenName": "Timoth\u00e9e",
            
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      "orcid": ""
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      "orcid": ""
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Sadio, Oumar",
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      "extra_author": "Sadio, Oumar",
            
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      "familyName": "Sadio",
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      "familyName": "Sadio",
            
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      "givenName": "Oumar",
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      "givenName": "Oumar",
            
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      "orcid": ""
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      "orcid": ""
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Nuworkpor, Ishmael Y",
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      "extra_author": "Nuworkpor, Ishmael Y",
            
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      "familyName": "Nuworkpor",
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      "familyName": "Nuworkpor",
            
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      "givenName": "Ishmael Y",
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      "givenName": "Ishmael Y",
            
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      "orcid": ""
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      "orcid": ""
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Kasemann, Simone A",
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      "extra_author": "Kasemann, Simone A",
            
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      "familyName": "Kasemann",
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      "familyName": "Kasemann",
            
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      "givenName": "Simone A",
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      "givenName": "Simone A",
            
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      "orcid": "0000-0002-6913-7748"
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      "orcid": "0000-0002-6913-7748"
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Merschel, Peter",
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      "extra_author": "Merschel, Peter",
            
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      "familyName": "Merschel",
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      "familyName": "Merschel",
            
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      "givenName": "Peter",
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      "givenName": "Peter",
            
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      "orcid": ""
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      "orcid": ""
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Westphal, Hildegard",
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      "extra_author": "Westphal, Hildegard",
            
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      "familyName": "Westphal",
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      "familyName": "Westphal",
            
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      "givenName": "Hildegard",
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      "givenName": "Hildegard",
            
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      "orcid": "0000-0001-7324-6122"
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      "orcid": "0000-0001-7324-6122"
            
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    }
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    }
            
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  ],
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  ],
            
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  "familyName": "H\u00f6pker",
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  "familyName": "H\u00f6pker",
            
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  "givenName": "Sebastian N",
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  "givenName": "Sebastian N",
            
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  "groups": [],
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  "groups": [],
            
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  "id": "41de1db3-99d9-4cc0-a235-1b37307c03be",
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  "id": "41de1db3-99d9-4cc0-a235-1b37307c03be",
            
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  "isopen": false,
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  "isopen": false,
            
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  "license_id": "CC-BY-4.0",
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  "license_id": "CC-BY-4.0",
            
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  "license_title": "CC-BY-4.0",
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  "license_title": "CC-BY-4.0",
            
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  "metadata_created": "2024-11-29T11:46:52.555402",
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  "metadata_created": "2024-11-29T11:46:52.555402",
            
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  "metadata_modified": "2024-11-29T11:46:52.555408",
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  "metadata_modified": "2024-11-30T10:48:22.529386",
            
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  "name": "png-doi-10-1594-pangaea-940804",
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  "name": "png-doi-10-1594-pangaea-940804",
            
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  "notes": "Modern sub-surface water samples and the otoliths of 
70
  "notes": "Modern sub-surface water samples and the otoliths of 
            
71
catfish (Carlarius parkii and Chrysichthys nigrodigitatus) collected 
71
catfish (Carlarius parkii and Chrysichthys nigrodigitatus) collected 
            
72
from the estuaries of the Gambia River (The Gambia), Sine-Saloum 
72
from the estuaries of the Gambia River (The Gambia), Sine-Saloum 
            
73
(Senegal), and Volta River (Ghana) in 2017 were analysed to 
73
(Senegal), and Volta River (Ghana) in 2017 were analysed to 
            
74
investigate relationships between the Sr geochemistry and salinity. 
74
investigate relationships between the Sr geochemistry and salinity. 
            
75
87Sr/86Sr, Sr concentration, and salinity measured in water samples 
75
87Sr/86Sr, Sr concentration, and salinity measured in water samples 
            
76
collected along the estuarine salinity gradients were used to 
76
collected along the estuarine salinity gradients were used to 
            
77
establish mixing models describing their relationships. Bulk catfish 
77
establish mixing models describing their relationships. Bulk catfish 
            
78
otolith 87Sr/86Sr measurements were used to estimate habitat salinity 
78
otolith 87Sr/86Sr measurements were used to estimate habitat salinity 
            
79
of the fish based on these mixing models. Catch data (total length, 
79
of the fish based on these mixing models. Catch data (total length, 
            
80
fork length, weight) of catfish were recorded and used to estimate 
80
fork length, weight) of catfish were recorded and used to estimate 
            
81
their age. Fish ages were further estimated based on otolith annuli.",
81
their age. Fish ages were further estimated based on otolith annuli.",
            
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  "organization": {
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  "organization": {
            
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    "approval_status": "approved",
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    "approval_status": "approved",
            
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    "created": "2024-11-29T11:32:00.143130",
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    "created": "2024-11-30T10:25:26.439072",
            
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    "description": "PANGAEA (Data Publisher for Earth & Environmental 
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    "description": "PANGAEA (Data Publisher for Earth & Environmental 
            
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Science): The information system PANGAEA is operated as an Open Access 
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Science): The information system PANGAEA is operated as an Open Access 
            
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library aimed at archiving, publishing and distributing georeferenced 
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library aimed at archiving, publishing and distributing georeferenced 
            
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data from earth system research. PANGAEA guarantees long-term 
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data from earth system research. PANGAEA guarantees long-term 
            
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availability (greater than 10 years) of its content. PANGAEA is open 
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availability (greater than 10 years) of its content. PANGAEA is open 
            
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to any project, institution, or individual scientist to use or to 
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to any project, institution, or individual scientist to use or to 
            
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archive and publish data. PANGAEA focuses on georeferenced 
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archive and publish data. PANGAEA focuses on georeferenced 
            
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observational data, experimental data, and models/simulations. 
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observational data, experimental data, and models/simulations. 
            
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Citability, comprehensive metadata descriptions, interoperability of 
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Citability, comprehensive metadata descriptions, interoperability of 
            
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data and metadata, a high degree of structural and semantic 
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data and metadata, a high degree of structural and semantic 
            
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harmonization of the data inventory as well as the commitment of the 
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harmonization of the data inventory as well as the commitment of the 
            
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hosting institutions ensures FAIRness of archived data.",
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hosting institutions ensures FAIRness of archived data.",
            
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    "image_url": "pangaea_topicbiosphere.png",
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    "image_url": "pangaea_topicecology.png",
            
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    "is_organization": true,
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    "is_organization": true,
            
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    "name": "pangaea_biosphere",
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    "name": "pangaea_ecology",
            
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    "state": "active",
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    "state": "active",
            
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    "title": "PANGAEA (Biosphere)",
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    "title": "PANGAEA (Ecology)",
            
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    "type": "organization"
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    "type": "organization"
            
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  },
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  },
            
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  "owner_org": "3226ef9c-20d1-43fd-ba8f-fa35c8c9fb5d",
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  "private": false,
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  "private": false,
            
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  "publication_year": "2022",
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  "publication_year": "2022",
            
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  "related_identifiers": [
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  "related_identifiers": [
            
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    {
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    {
            
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      "authors": "H\u00f6pker Sebastian N,Wu Henry C,Lucassen 
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      "authors": "H\u00f6pker Sebastian N,Wu Henry C,Lucassen 
            
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Friedrich,Brochier Timoth\u00e9e,Sadio Oumar,Nuworkpor Ishmael 
114
Friedrich,Brochier Timoth\u00e9e,Sadio Oumar,Nuworkpor Ishmael 
            
115
Y,Kasemann Simone A,Merschel Peter,Westphal Hildegard,H\u00f6pker 
115
Y,Kasemann Simone A,Merschel Peter,Westphal Hildegard,H\u00f6pker 
            
116
Sebastian N,Wu Henry C,Lucassen Friedrich,Sadio Oumar,Brochier 
116
Sebastian N,Wu Henry C,Lucassen Friedrich,Sadio Oumar,Brochier 
            
117
Timoth\u00e9e,Nuworkpor Ishmael Y,Kasemann Simone A,Merschel 
117
Timoth\u00e9e,Nuworkpor Ishmael Y,Kasemann Simone A,Merschel 
            
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Peter,Westphal Hildegard",
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Peter,Westphal Hildegard",
            
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      "email_authors": 
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      "email_authors": 
            
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bremen.de,peter.merschel@posteo.de,hildegard.westphal@leibniz-zmt.de",
120
bremen.de,peter.merschel@posteo.de,hildegard.westphal@leibniz-zmt.de",
            
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      "identifier": "https://doi.org/10.1594/PANGAEA.940805",
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      "identifier": "https://doi.org/10.1594/PANGAEA.940805",
            
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      "identifier_type": "DOI",
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      "identifier_type": "DOI",
            
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      "orcid_authors": 
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      "orcid_authors": 
            
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656,0000-0001-8975-5917,,,,,0000-0002-6913-7748,,0000-0001-7324-6122",
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656,0000-0001-8975-5917,,,,,0000-0002-6913-7748,,0000-0001-7324-6122",
            
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      "relation_type": "References",
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      "relation_type": "References",
            
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      "source": "",
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      "source": "",
            
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      "title": "87Sr/86Sr and Sr/Ca measured in the otoliths of 
127
      "title": "87Sr/86Sr and Sr/Ca measured in the otoliths of 
            
128
catfish (Carlarius parkii and Chrysichthys nigrodigitatus) caught in 
128
catfish (Carlarius parkii and Chrysichthys nigrodigitatus) caught in 
            
129
the estuaries of the Gambia River, Sine-Saloum, and Volta River, 
129
the estuaries of the Gambia River, Sine-Saloum, and Volta River, 
            
130
2017",
130
2017",
            
131
      "year": "2022"
131
      "year": "2022"
            
132
    },
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    },
            
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    {
133
    {
            
134
      "authors": "H\u00f6pker Sebastian N,Wu Henry C,Lucassen 
134
      "authors": "H\u00f6pker Sebastian N,Wu Henry C,Lucassen 
            
135
Friedrich,Brochier Timoth\u00e9e,Sadio Oumar,Nuworkpor Ishmael 
135
Friedrich,Brochier Timoth\u00e9e,Sadio Oumar,Nuworkpor Ishmael 
            
136
Y,Kasemann Simone A,Merschel Peter,Westphal Hildegard,H\u00f6pker 
136
Y,Kasemann Simone A,Merschel Peter,Westphal Hildegard,H\u00f6pker 
            
137
Sebastian N,Wu Henry C,Lucassen Friedrich,Sadio Oumar,Brochier 
137
Sebastian N,Wu Henry C,Lucassen Friedrich,Sadio Oumar,Brochier 
            
138
Timoth\u00e9e,Nuworkpor Ishmael Y,Kasemann Simone A,Merschel 
138
Timoth\u00e9e,Nuworkpor Ishmael Y,Kasemann Simone A,Merschel 
            
139
Peter,Westphal Hildegard",
139
Peter,Westphal Hildegard",
            
140
      "email_authors": 
140
      "email_authors": 
            
141
bremen.de,peter.merschel@posteo.de,hildegard.westphal@leibniz-zmt.de",
141
bremen.de,peter.merschel@posteo.de,hildegard.westphal@leibniz-zmt.de",
            
142
      "identifier": "https://doi.org/10.1007/s12237-021-01041-x",
142
      "identifier": "https://doi.org/10.1007/s12237-021-01041-x",
            
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      "identifier_type": "DOI",
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      "identifier_type": "DOI",
            
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      "orcid_authors": 
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      "orcid_authors": 
            
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656,0000-0001-8975-5917,,,,,0000-0002-6913-7748,,0000-0001-7324-6122",
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656,0000-0001-8975-5917,,,,,0000-0002-6913-7748,,0000-0001-7324-6122",
            
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      "relation_type": "References",
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      "relation_type": "References",
            
147
      "source": "Estuaries and Coasts",
147
      "source": "Estuaries and Coasts",
            
148
      "title": "Sr Isotope Ratios (87Sr/86Sr) in Water and Fish 
148
      "title": "Sr Isotope Ratios (87Sr/86Sr) in Water and Fish 
            
149
Otoliths as Estuarine Salinity Tracers: Case Studies from Three NW 
149
Otoliths as Estuarine Salinity Tracers: Case Studies from Three NW 
            
150
African Rivers",
150
African Rivers",
            
151
      "year": "2022"
151
      "year": "2022"
            
152
    }
152
    }
            
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  ],
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  ],
            
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  "relationships_as_object": [],
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  "relationships_as_object": [],
            
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  "relationships_as_subject": [],
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  "relationships_as_subject": [],
            
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  "repository_name": "PANGAEA (Data Publisher for Earth & 
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  "repository_name": "PANGAEA (Data Publisher for Earth & 
            
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Environmental Science)",
157
Environmental Science)",
            
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  "resource_type": "text/tab-separated-values - filename: 
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  "resource_type": "text/tab-separated-values - filename: 
            
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NW_African_rivers_estuaries_coasts_tab1",
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NW_African_rivers_estuaries_coasts_tab1",
            
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  "resources": [],
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  "resources": [],
            
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  "source_metadata_created": "2022",
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  "source_metadata_created": "2022",
            
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  "source_metadata_modified": "",
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  "source_metadata_modified": "",
            
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  "state": "active",
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  "state": "active",
            
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  "subject_areas": [
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  "subject_areas": [
            
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    {
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    {
            
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      "subject_area_additional": "",
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      "subject_area_additional": "",
            
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      "subject_area_name": "Biosphere"
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      "subject_area_name": "Biosphere"
            
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    },
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    },
            
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    {
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    {
            
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      "subject_area_additional": "",
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      "subject_area_additional": "",
            
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      "subject_area_name": "Ecology"
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      "subject_area_name": "Ecology"
            
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    },
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    },
            
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    {
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    {
            
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      "subject_area_additional": "",
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      "subject_area_additional": "",
            
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      "subject_area_name": "Oceans"
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      "subject_area_name": "Oceans"
            
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    }
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    }
            
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  ],
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  ],
            
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  "tags": [
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  "tags": [
            
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    {
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    {
            
t
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      "display_name": "87Sr-86Sr",
t
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      "display_name": "86Sr",
            
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      "id": "ba1cd6d0-2d5f-470a-bd80-c66f859032f3",
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      "id": "1d78328f-342a-45c7-ad70-ee3ea11f52b8",
            
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      "name": "87Sr-86Sr",
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      "name": "86Sr",
            
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      "state": "active",
            
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      "vocabulary_id": null
            
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    },
            
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    {
            
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      "display_name": "87Sr",
            
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      "id": "a81c363d-38da-4c29-b9e0-6139cc4ee081",
            
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      "name": "87Sr",
            
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      "state": "active",
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      "state": "active",
            
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      "vocabulary_id": null
191
      "vocabulary_id": null
            
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    },
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    },
            
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    {
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    {
            
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      "display_name": "Carbonate",
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      "display_name": "Carbonate",
            
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      "id": "5eba6baf-3b61-4613-b034-1c4f01b68ca5",
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      "id": "5eba6baf-3b61-4613-b034-1c4f01b68ca5",
            
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      "name": "Carbonate",
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      "name": "Carbonate",
            
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      "state": "active",
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      "state": "active",
            
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      "vocabulary_id": null
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      "vocabulary_id": null
            
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    },
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    },
            
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    {
200
    {
            
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      "display_name": "Catfish",
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      "display_name": "Catfish",
            
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      "id": "73deee19-e7dd-4a04-ac7f-4327721c043a",
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      "id": "73deee19-e7dd-4a04-ac7f-4327721c043a",
            
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      "name": "Catfish",
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      "name": "Catfish",
            
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      "state": "active",
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      "state": "active",
            
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      "vocabulary_id": null
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      "vocabulary_id": null
            
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    },
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    },
            
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    {
207
    {
            
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      "display_name": "Hydrochemistry",
208
      "display_name": "Hydrochemistry",
            
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      "id": "fdda5ca1-d984-429c-b87e-22da8417b192",
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      "id": "fdda5ca1-d984-429c-b87e-22da8417b192",
            
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      "name": "Hydrochemistry",
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      "name": "Hydrochemistry",
            
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      "state": "active",
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      "state": "active",
            
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      "vocabulary_id": null
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      "vocabulary_id": null
            
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    },
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    },
            
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    {
214
    {
            
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      "display_name": "Otolith",
215
      "display_name": "Otolith",
            
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      "id": "f08da1ee-28f8-4546-99b2-b4d3c24fc156",
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      "id": "f08da1ee-28f8-4546-99b2-b4d3c24fc156",
            
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      "name": "Otolith",
217
      "name": "Otolith",
            
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      "state": "active",
218
      "state": "active",
            
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      "vocabulary_id": null
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      "vocabulary_id": null
            
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    },
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    },
            
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    {
221
    {
            
215
      "display_name": "Salinity",
222
      "display_name": "Salinity",
            
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      "id": "8daebf37-fd8f-4c6e-bbd4-237921a77ad4",
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      "id": "8daebf37-fd8f-4c6e-bbd4-237921a77ad4",
            
217
      "name": "Salinity",
224
      "name": "Salinity",
            
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      "state": "active",
225
      "state": "active",
            
219
      "vocabulary_id": null
226
      "vocabulary_id": null
            
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    },
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    },
            
221
    {
228
    {
            
222
      "display_name": "Strontium",
229
      "display_name": "Strontium",
            
223
      "id": "984c3b5f-b5c8-4bee-89aa-241249c73020",
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      "id": "984c3b5f-b5c8-4bee-89aa-241249c73020",
            
224
      "name": "Strontium",
231
      "name": "Strontium",
            
225
      "state": "active",
232
      "state": "active",
            
226
      "vocabulary_id": null
233
      "vocabulary_id": null
            
227
    },
234
    },
            
228
    {
235
    {
            
229
      "display_name": "West Africa",
236
      "display_name": "West Africa",
            
230
      "id": "69be73a9-03eb-4d41-9011-c185827d90ee",
237
      "id": "69be73a9-03eb-4d41-9011-c185827d90ee",
            
231
      "name": "West Africa",
238
      "name": "West Africa",
            
232
      "state": "active",
239
      "state": "active",
            
233
      "vocabulary_id": null
240
      "vocabulary_id": null
            
234
    }
241
    }
            
235
  ],
242
  ],
            
236
  "title": "87Sr/86Sr, Sr and Ca concentration, and salinity of water 
243
  "title": "87Sr/86Sr, Sr and Ca concentration, and salinity of water 
            
237
samples from the estuaries of the Gambia River, Sine-Saloum, and Volta 
244
samples from the estuaries of the Gambia River, Sine-Saloum, and Volta 
            
238
River, 2017",
245
River, 2017",
            
239
  "type": "vdataset",
246
  "type": "vdataset",
            
240
  "url": "https://doi.org/10.1594/PANGAEA.940804"
247
  "url": "https://doi.org/10.1594/PANGAEA.940804"
            
241
}
248
}