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  "author": "Hansen, Per Juel",
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  "author": "Hansen, Per Juel",
            
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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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  "doi": "10.1594/PANGAEA.718182",
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  "doi": "10.1594/PANGAEA.718182",
            
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  "doi_date_published": "2007",
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  "doi_date_published": "2007",
            
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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": "Lundholm, Nina",
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      "extra_author": "Lundholm, Nina",
            
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      "familyName": "Lundholm",
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      "familyName": "Lundholm",
            
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      "givenName": "Nina",
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      "givenName": "Nina",
            
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      "orcid": "0000-0002-2035-1997"
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      "orcid": "0000-0002-2035-1997"
            
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    },
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    },
            
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    {
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    {
            
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      "extra_author": "Rost, Bj\u00f6rn",
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      "extra_author": "Rost, Bj\u00f6rn",
            
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      "familyName": "Rost",
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      "familyName": "Rost",
            
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      "givenName": "Bj\u00f6rn",
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      "givenName": "Bj\u00f6rn",
            
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      "orcid": "0000-0001-5452-5505"
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      "orcid": "0000-0001-5452-5505"
            
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    }
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    }
            
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  ],
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  ],
            
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  "familyName": "Hansen",
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  "familyName": "Hansen",
            
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  "givenName": "Per Juel",
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  "givenName": "Per Juel",
            
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  "isopen": false,
            
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  "license_id": "CC-BY-3.0",
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  "license_id": "CC-BY-3.0",
            
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  "license_title": "CC-BY-3.0",
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  "license_title": "CC-BY-3.0",
            
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  "metadata_created": "2024-11-29T12:10:55.224650",
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  "metadata_created": "2024-11-29T12:10:55.224650",
            
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  "metadata_modified": "2024-11-29T12:10:55.224657",
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  "metadata_modified": "2024-11-30T10:51:52.693216",
            
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  "name": "png-doi-10-1594-pangaea-718182",
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  "name": "png-doi-10-1594-pangaea-718182",
            
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  "notes": "The effects of dissolved inorganic carbon (DIC) on the 
34
  "notes": "The effects of dissolved inorganic carbon (DIC) on the 
            
35
growth of 3 red-tide dinoflagellates (Ceratium lineatum, Heterocapsa 
35
growth of 3 red-tide dinoflagellates (Ceratium lineatum, Heterocapsa 
            
36
triquetra and Prorocentrum minimum) were studied at pH 8.0 and at 
36
triquetra and Prorocentrum minimum) were studied at pH 8.0 and at 
            
37
higher pH levels, depending upon the pH tolerance of the individual 
37
higher pH levels, depending upon the pH tolerance of the individual 
            
38
species. The higher pH levels chosen for experiments were 8.55 for C. 
38
species. The higher pH levels chosen for experiments were 8.55 for C. 
            
39
lineatum and 9.2 for the other 2 species. At pH 8.0, which 
39
lineatum and 9.2 for the other 2 species. At pH 8.0, which 
            
40
approximates the pH found in the open sea, the maximum growth in all 
40
approximates the pH found in the open sea, the maximum growth in all 
            
41
species was maintained until the total DIC concentration was reduced 
41
species was maintained until the total DIC concentration was reduced 
            
42
below ~0.4 and 0.2 mM for C. lineatum and the other 2 species, 
42
below ~0.4 and 0.2 mM for C. lineatum and the other 2 species, 
            
43
respectively. Growth compensation points (concentration of inorganic 
43
respectively. Growth compensation points (concentration of inorganic 
            
44
carbon needed for maintenance of cells) were reached at ~0.18 and 0.05 
44
carbon needed for maintenance of cells) were reached at ~0.18 and 0.05 
            
45
mM DIC for C. lineatum and the other 2 species, respectively. At 
45
mM DIC for C. lineatum and the other 2 species, respectively. At 
            
46
higher pH levels, maximum growth rates were lower compared to growth 
46
higher pH levels, maximum growth rates were lower compared to growth 
            
47
at pH 8, even at very high DIC concentrations, indicating a direct pH 
47
at pH 8, even at very high DIC concentrations, indicating a direct pH 
            
48
effect on growth. Moreover, the concentration of bio-available 
48
effect on growth. Moreover, the concentration of bio-available 
            
49
inorganic carbon (CO2 + HCO3-) required for maintenance as well as the 
49
inorganic carbon (CO2 + HCO3-) required for maintenance as well as the 
            
50
half-saturation constants were increased considerably at high pH 
50
half-saturation constants were increased considerably at high pH 
            
51
compared to pH 8.0. Experiments with pH-drift were carried out at 
51
compared to pH 8.0. Experiments with pH-drift were carried out at 
            
52
initial concentrations of 2.4 and 1.2 mM DIC to test whether pH or DIC 
52
initial concentrations of 2.4 and 1.2 mM DIC to test whether pH or DIC 
            
53
was the main limiting factor at a natural range of DIC. Independent of 
53
was the main limiting factor at a natural range of DIC. Independent of 
            
54
the initial DIC concentrations, growth rates were similar in both 
54
the initial DIC concentrations, growth rates were similar in both 
            
55
incubations until pH had increased considerably. The results of this 
55
incubations until pH had increased considerably. The results of this 
            
56
study demonstrated that growth of the 3 species was mainly limited by 
56
study demonstrated that growth of the 3 species was mainly limited by 
            
57
pH, while inorganic carbon limitation played a minor role only at very 
57
pH, while inorganic carbon limitation played a minor role only at very 
            
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high pH levels and low initial DIC concentrations.",
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high pH levels and low initial DIC concentrations.",
            
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    "approval_status": "approved",
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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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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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    "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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  "publication_year": "2007",
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  "related_identifiers": [
            
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    {
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    {
            
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      "authors": "Hansen Per Juel,Lundholm Nina,Rost Bj\u00f6rn",
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      "authors": "Hansen Per Juel,Lundholm Nina,Rost Bj\u00f6rn",
            
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      "email_authors": ",,bjoern.rost@awi.de",
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      "email_authors": ",,bjoern.rost@awi.de",
            
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      "identifier": "https://doi.org/10.3354/meps334063",
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      "identifier": "https://doi.org/10.3354/meps334063",
            
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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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      "relation_type": "References",
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      "relation_type": "References",
            
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      "source": "Marine Ecology Progress Series",
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      "source": "Marine Ecology Progress Series",
            
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      "title": "Growth limitation in marine red-tide dinoflagellates: 
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      "title": "Growth limitation in marine red-tide dinoflagellates: 
            
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effects of pH versus inorganic carbon availability",
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effects of pH versus inorganic carbon availability",
            
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      "year": "2007"
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      "year": "2007"
            
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  "repository_name": "PANGAEA (Data Publisher for Earth & 
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Environmental Science)",
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Environmental Science)",
            
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C_chem_computation_and_growth_rate_Hansen_2007",
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C_chem_computation_and_growth_rate_Hansen_2007",
            
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  "source_metadata_created": "2007",
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      "subject_area_name": "BiologicalClassification"
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      "subject_area_name": "BiologicalClassification"
            
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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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      "subject_area_name": "Ecology"
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      "subject_area_name": "Ecology"
            
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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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  "tags": [
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  "tags": [
            
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    {
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      "display_name": "Aquaria 20 L",
            
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      "display_name": "Bottles or small containers",
            
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      "display_name": "Caratium lineatum",
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      "display_name": "Caratium lineatum",
            
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      "display_name": "Chromista",
            
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      "name": "Chromista",
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      "name": "Chromista",
            
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      "state": "active",
            
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    },
            
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      "display_name": "Heterocapsa triquetra",
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      "display_name": "Heterocapsa triquetra",
            
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      "id": "1374ac8d-ba64-4743-addf-c659d74412de",
            
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      "name": "Heterocapsa triquetra",
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      "state": "active",
            
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    },
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    },
            
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      "name": "Laboratory experiment",
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      "display_name": "Morphology",
            
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      "id": "2345107d-a1a2-43c1-8b38-d670ea499006",
            
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      "name": "Morphology",
            
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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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    {
199
    {
            
186
      "display_name": "Myzozoa",
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      "display_name": "Myzozoa",
            
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      "id": "74f5d8f7-98f9-4d59-9be4-4f2460f206e4",
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      "id": "74f5d8f7-98f9-4d59-9be4-4f2460f206e4",
            
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      "name": "Myzozoa",
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      "name": "Myzozoa",
            
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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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    {
206
    {
            
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      "display_name": "Pelagos",
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      "display_name": "Pelagos",
            
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      "id": "012f5b69-4e75-4f54-8ac4-8bf192cafaa2",
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      "id": "012f5b69-4e75-4f54-8ac4-8bf192cafaa2",
            
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      "name": "Pelagos",
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      "name": "Pelagos",
            
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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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    {
213
    {
            
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      "display_name": "Phytoplankton",
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      "display_name": "Phytoplankton",
            
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      "id": "9c357867-c046-43fa-ad3e-39f612d5622b",
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      "id": "9c357867-c046-43fa-ad3e-39f612d5622b",
            
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      "name": "Phytoplankton",
216
      "name": "Phytoplankton",
            
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      "state": "active",
217
      "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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    {
220
    {
            
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      "display_name": "Prorocentrum minimum",
221
      "display_name": "Prorocentrum minimum",
            
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      "id": "b6aced90-9db9-403c-8b0d-0f25d10cd955",
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      "id": "b6aced90-9db9-403c-8b0d-0f25d10cd955",
            
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      "name": "Prorocentrum minimum",
223
      "name": "Prorocentrum minimum",
            
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      "state": "active",
224
      "state": "active",
            
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      "vocabulary_id": null
225
      "vocabulary_id": null
            
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    },
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    },
            
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    {
227
    {
            
214
      "display_name": "Single species",
228
      "display_name": "Single species",
            
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      "id": "88de69be-3bdd-4cf8-b6a1-386d72c5888d",
229
      "id": "88de69be-3bdd-4cf8-b6a1-386d72c5888d",
            
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      "name": "Single species",
230
      "name": "Single species",
            
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      "state": "active",
231
      "state": "active",
            
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      "vocabulary_id": null
232
      "vocabulary_id": null
            
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    }
233
    }
            
220
  ],
234
  ],
            
221
  "title": "Seawater carbonate chemistry and growth rate during 
235
  "title": "Seawater carbonate chemistry and growth rate during 
            
222
experiments with dinoflagellates, 2007",
236
experiments with dinoflagellates, 2007",
            
223
  "type": "vdataset",
237
  "type": "vdataset",
            
224
  "url": "https://doi.org/10.1594/PANGAEA.718182"
238
  "url": "https://doi.org/10.1594/PANGAEA.718182"
            
225
}
239
}