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  "author": "Michaelidis, Basile",
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  "author": "Michaelidis, Basile",
            
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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.727746",
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  "doi": "10.1594/PANGAEA.727746",
            
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  "doi_date_published": "2005",
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  "doi_date_published": "2005",
            
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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": "Ouzounis, Christos",
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      "extra_author": "Ouzounis, Christos",
            
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      "familyName": "Ouzounis",
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      "familyName": "Ouzounis",
            
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      "givenName": "Christos",
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      "givenName": "Christos",
            
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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": "Paleras, Andreas",
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      "extra_author": "Paleras, Andreas",
            
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      "familyName": "Paleras",
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      "familyName": "Paleras",
            
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      "givenName": "Andreas",
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      "givenName": "Andreas",
            
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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": "P\u00f6rtner, Hans-Otto",
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      "extra_author": "P\u00f6rtner, Hans-Otto",
            
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      "familyName": "P\u00f6rtner",
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      "familyName": "P\u00f6rtner",
            
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      "givenName": "Hans-Otto",
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      "givenName": "Hans-Otto",
            
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      "orcid": "0000-0001-6535-6575"
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      "orcid": "0000-0001-6535-6575"
            
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    }
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    }
            
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  ],
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  ],
            
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  "familyName": "Michaelidis",
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  "familyName": "Michaelidis",
            
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  "givenName": "Basile",
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  "givenName": "Basile",
            
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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": "2024-11-29T11:34:06.993154",
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  "metadata_created": "2024-11-29T11:34:06.993154",
            
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  "metadata_modified": "2024-11-29T11:34:06.993161",
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  "metadata_modified": "2024-11-30T10:39:10.029631",
            
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  "name": "png-doi-10-1594-pangaea-727746",
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  "name": "png-doi-10-1594-pangaea-727746",
            
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  "notes": "In the context of future scenarios of progressive 
40
  "notes": "In the context of future scenarios of progressive 
            
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accumulation of anthropogenic CO2 in marine surface waters, the 
41
accumulation of anthropogenic CO2 in marine surface waters, the 
            
42
present study addresses the effects of long-term hypercapnia on a 
42
present study addresses the effects of long-term hypercapnia on a 
            
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Mediterranean bivalve, Mytilus galloprovincialis. Sea-water pH was 
43
Mediterranean bivalve, Mytilus galloprovincialis. Sea-water pH was 
            
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lowered to a value of 7.3 by equilibration with elevated CO2 levels. 
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lowered to a value of 7.3 by equilibration with elevated CO2 levels. 
            
45
This is close to the maximum pH drop expected in marine surface waters 
45
This is close to the maximum pH drop expected in marine surface waters 
            
46
during atmosextracellular pHric CO2 accumulation. Intra- and 
46
during atmosextracellular pHric CO2 accumulation. Intra- and 
            
47
extracellular acid-base parameters as well as changes in metabolic 
47
extracellular acid-base parameters as well as changes in metabolic 
            
48
rate and growth were studied under both normocapnia and hypercapnia. 
48
rate and growth were studied under both normocapnia and hypercapnia. 
            
49
Long-term hypercapnia caused a permanent reduction in haemolymph pH. 
49
Long-term hypercapnia caused a permanent reduction in haemolymph pH. 
            
50
To limit the degree of acidosis, mussels increased haemolymph 
50
To limit the degree of acidosis, mussels increased haemolymph 
            
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bicarbonate levels, which are derived mainly from the dissolution of 
51
bicarbonate levels, which are derived mainly from the dissolution of 
            
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shell CaCO3. Intracellular pH in various tissues was at least partly 
52
shell CaCO3. Intracellular pH in various tissues was at least partly 
            
53
compensated; no deviation from control values occurred during 
53
compensated; no deviation from control values occurred during 
            
54
long-term measurements in whole soft-body tissues. The rate of oxygen 
54
long-term measurements in whole soft-body tissues. The rate of oxygen 
            
55
consumption fell significantly, indicating a lower metabolic rate. In 
55
consumption fell significantly, indicating a lower metabolic rate. In 
            
56
line with previous reports, a close correlation became evident between 
56
line with previous reports, a close correlation became evident between 
            
57
the reduction in extracellular pH and the reduction in metabolic rate 
57
the reduction in extracellular pH and the reduction in metabolic rate 
            
58
of mussels during hypercapnia. Analysis of frequency histograms of 
58
of mussels during hypercapnia. Analysis of frequency histograms of 
            
59
growth rate revealed that hypercapnia caused a slowing of growth, 
59
growth rate revealed that hypercapnia caused a slowing of growth, 
            
60
possibly related to the reduction in metabolic rate and the 
60
possibly related to the reduction in metabolic rate and the 
            
61
dissolution of shell CaCO3 as a result of extracellular acidosis. In 
61
dissolution of shell CaCO3 as a result of extracellular acidosis. In 
            
62
addition, increased nitrogen excretion by hypercapnic mussels 
62
addition, increased nitrogen excretion by hypercapnic mussels 
            
63
indicates the net degradation of protein, thereby contributing to 
63
indicates the net degradation of protein, thereby contributing to 
            
64
growth reduction. The results obtained in the present study strongly 
64
growth reduction. The results obtained in the present study strongly 
            
65
indicate that a reduction in sea-water pH to 7.3 may be fatal for the 
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indicate that a reduction in sea-water pH to 7.3 may be fatal for the 
            
66
mussels. They also confirm previous observations that a reduction in 
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mussels. They also confirm previous observations that a reduction in 
            
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sea-water pH below 7.5 is harmful for shelled molluscs.",
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sea-water pH below 7.5 is harmful for shelled molluscs.",
            
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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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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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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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  "publication_year": "2005",
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  "publication_year": "2005",
            
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  "related_identifiers": [
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    {
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      "authors": "Michaelidis Basile,Ouzounis Christos,Paleras 
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      "authors": "Michaelidis Basile,Ouzounis Christos,Paleras 
            
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Andreas,P\u00f6rtner Hans-Otto",
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Andreas,P\u00f6rtner Hans-Otto",
            
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      "email_authors": 
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      "email_authors": 
            
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"michaeli@bio.auth.gr,,,hans-otto.poertner@awi.de",
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"michaeli@bio.auth.gr,,,hans-otto.poertner@awi.de",
            
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      "identifier": "https://doi.org/10.3354/meps293109",
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      "identifier": "https://doi.org/10.3354/meps293109",
            
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      "identifier_type": "DOI",
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      "identifier_type": "DOI",
            
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      "source": "Marine Ecology Progress Series",
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      "source": "Marine Ecology Progress Series",
            
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      "title": "Effects of long-term moderate hypercapnia on 
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      "title": "Effects of long-term moderate hypercapnia on 
            
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acid\u2013base balance and growth rate in marine mussels Mytilus 
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acid\u2013base balance and growth rate in marine mussels Mytilus 
            
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galloprovincialis",
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galloprovincialis",
            
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      "year": "2005"
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      "year": "2005"
            
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Environmental Science)",
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Environmental Science)",
            
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C_chem_computation_Michaelidis_2005",
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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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    },
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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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      "name": "Growth-Morphology",
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      "name": "Growth",
            
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    {
            
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      "display_name": "Laboratory experiment",
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      "display_name": "Laboratory experiment",
            
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    {
            
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      "display_name": "Mediterranean Sea",
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      "display_name": "Mediterranean Sea",
            
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      "id": "3aca1dd8-7465-4a62-a7b5-d877160a2ef6",
            
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      "name": "Mediterranean Sea",
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      "name": "Mediterranean Sea",
            
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      "state": "active",
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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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    {
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    {
            
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      "display_name": "Mollusca",
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      "display_name": "Mollusca",
            
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      "id": "006d5f6d-11b3-4c34-a35a-879d7cd074c8",
            
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      "name": "Mollusca",
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      "name": "Mollusca",
            
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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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      "name": "Morphology",
            
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      "vocabulary_id": null
            
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    },
            
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    {
            
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      "display_name": "Mytilus galloprovincialis",
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      "display_name": "Mytilus galloprovincialis",
            
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      "id": "76827133-aa3f-499e-b771-6856aff8dde0",
            
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      "name": "Mytilus galloprovincialis",
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      "name": "Mytilus galloprovincialis",
            
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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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    {
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    {
            
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      "display_name": "Other metabolic rates",
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      "display_name": "Other metabolic rates",
            
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      "id": "15b40418-50bc-48f5-b107-e13b4081debf",
            
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      "name": "Other metabolic rates",
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      "name": "Other metabolic rates",
            
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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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    {
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    {
            
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      "display_name": "Respiration",
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      "display_name": "Respiration",
            
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      "id": "494c54c9-c9ac-44d3-88fa-8e717d8113e0",
            
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      "name": "Respiration",
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      "name": "Respiration",
            
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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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    {
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    {
            
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      "display_name": "Single species",
253
      "display_name": "Single species",
            
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      "id": "88de69be-3bdd-4cf8-b6a1-386d72c5888d",
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      "id": "88de69be-3bdd-4cf8-b6a1-386d72c5888d",
            
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      "name": "Single species",
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      "name": "Single species",
            
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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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    {
259
    {
            
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      "display_name": "Temperate",
260
      "display_name": "Temperate",
            
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      "id": "31aaeb0c-a4a5-4a8e-9c90-be1eff0cac91",
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      "id": "31aaeb0c-a4a5-4a8e-9c90-be1eff0cac91",
            
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      "name": "Temperate",
262
      "name": "Temperate",
            
t
t
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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": "base regulation",
            
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      "id": "7e6acb21-37f2-4d0b-89e9-0ad04a1db8aa",
            
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      "name": "base regulation",
            
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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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  ],
273
  ],
            
253
  "title": "Seawater carbonate chemistry and processes during 
274
  "title": "Seawater carbonate chemistry and processes during 
            
254
experiments with marine mussel, Mytilus galloprovincialis, 2005",
275
experiments with marine mussel, Mytilus galloprovincialis, 2005",
            
255
  "type": "vdataset",
276
  "type": "vdataset",
            
256
  "url": "https://doi.org/10.1594/PANGAEA.727746"
277
  "url": "https://doi.org/10.1594/PANGAEA.727746"
            
257
}
278
}