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30 months dataset of glider physico-chemical data off Mayotte Island near the Fani Maore volcano

In May 2018, an unprecedented long and intense seismic-volcanic crisis broke out off the island of Mayotte (Indian Ocean) and was associated with the birth of the Fani Maoré underwater volcano. Since then, an integrated observation network has been created (REVOSIMA), with the given objective of monitoring and better understanding underwater volcanic phenomena. Recently, an unmanned submarine glider (SeaExplorer) has been deployed to supplement the data obtained during oceanographic surveys (MAYOBS) which are carried out on an annual basis. This glider is operated by ALSEAMAR and performed a continuous monitoring of 30 months of the water column with the objective to acquire hydrological properties, water currents and dissolved gas concentrations. This monitoring already showed that it is feasible and valuable to measure autonomously, continuously and at a high spatio-temporal scale, physical (TEMP, SAL, water currents) and biogeochemical parameters (O2, CH4, PCO2, bubbles/droplets, vertical speeds) over several months from a SeaExplorer glider. In particular, innovating sensing capabilities (e.g., MINI-CO2, ADCP) have shown a great potential in the context of the Mayotte seismic volcano crisis, despite technical challenges (complex algorithms, sensor capabilities, etc.). This dataset provides these physical and biogeochemical parameters from September 17, 2021 to April 02, 2024 and the quality flags associated.   

Important Note: This submission has been initially submitted to SEA

scieNtific Open data Edition (SEANOE) publication service and received the recorded DOI.

The metadata elements have been further processed (refined) in EMODnet

Ingestion Service in order to conform with the Data Submission Service

specifications.

Simple

Date (Creation)
2024-01-01
Date (Revision)
2024-12-06
Date (Publication)
2025-01-05
Date (Publication)
Citation identifier
a53ad03f-3939-9393-3939-000000099960
Code
DOI:10.17882/99960
Other citation details

Heumann Alexandre, Margirier Félix, Rinnert Emmanuel, Lherminier Pascale, Scalabrin Carla, Geli Louis, Pasqueron De Fommervault Orens, Beguery Laurent (2024). 30 months dataset of glider physico-chemical data off Mayotte Island near the Fani Maore volcano. SEANOE. https://doi.org/10.17882/99960

Point of contact
Organisation name Individual name Electronic mail address Role
SEA scieNtific Open data Edition

data@seanoe.org

Publisher
Ifremer, Scientific Information Systems for the sea

sismer@ifremer.fr

Dataset Holding Organisation
Ifremer, Scientific Information Systems for the sea

sismer@ifremer.fr

Author
GEMET - INSPIRE themes, version 1.0
  • Oceanographic geographical features
SeaDataNet Agreed Parameter Groups
  • Dissolved gases
  • Acoustics
  • Water column temperature and salinity
  • Currents
SeaDataNet device categories
  • CTD
  • water temperature sensor
  • salinity sensor
  • dissolved gas sensors
SeaVoX Device Catalogue
  • Sea-Bird SBE 43F Dissolved Oxygen Sensor
  • Sea-Bird SBE Glider Payload CTD (GPCTD)
  • RBR Legato3 CTD
  • JFE Advantech Rinko FT ARO-FT oxygen sensor
SeaDataNet Parameter Discovery Vocabulary
  • Acoustic backscatter in the water column
  • Vertical velocity of the water column (currents)
  • Salinity of the water column
  • Horizontal velocity of the water column (currents)
  • Dissolved concentration parameters for other gases in the water column
  • Temperature of the water column
SeaVoX Platform Categories
  • sub-surface gliders
MEDIN data format categories
  • Delimited
Keywords
    Access constraints
    Other restrictions
    Other constraints
    no limitations to public access
    Use limitation

    Conditions for access and use apply

    Use constraints
    Other restrictions
    Other constraints

    CC-BY 4.0

    Character set
    UTF8
    Topic category
    • Oceans
    Begin date
    2021-09-17
    End date
    2024-04-02
    N
    S
    E
    W
    thumbnail




    Unique resource identifier
    WGS 1984

    Spatial representation info

    No information provided.
    Distribution format
    Name Version
    Delimited

    1

    OnLine resource
    Protocol Linkage Name

    WWW:DOWNLOAD-1.0-http--download

    https://cloud.emodnet-ingestion.eu/index.php/s/by0NSXFx5i0Exu2

    WWW:LINK-1.0-http--link

    Hierarchy level
    Dataset

    Conformance result

    Title

    COMMISSION REGULATION (EC) No 1205/2008 of 3 December 2008 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards metadata

    Date (Publication)
    2010-12-08
    Explanation

    See the referenced specification

    Pass
    No

    Conformance result

    Title

    Corrigendum to INSPIRE Metadata Regulation published in the Official Journal of the European Union, L 328, page 83

    Date (Publication)
    2010-12-08
    Explanation

    See the referenced specification

    Pass
    No

    Conformance result

    Title

    Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services

    Date (Publication)
    2010-12-08
    Explanation

    See the referenced specification

    Pass
    No
    Statement

    Quality controlled data|In May 2018, an unprecedented long and intense seismic-volcanic crisis broke out off the island of Mayotte (Indian Ocean) and was associated with the birth of the Fani Maoré underwater volcano. Since then, an integrated observation network has been created (REVOSIMA), with the given objective of monitoring and better understanding underwater volcanic phenomena. Recently, an unmanned submarine glider (SeaExplorer) has been deployed to supplement the data obtained during oceanographic surveys (MAYOBS) which are carried out on an annual basis. This glider is operated by ALSEAMAR and performed a continuous monitoring of 30 months of the water column with the objective to acquire hydrological properties, water currents and dissolved gas concentrations.



    This monitoring already showed that it is feasible and valuable to measure autonomously, continuously and at a high spatio-temporal scale, physical (TEMP, SAL, water currents) and biogeochemical parameters (O2, CH4, PCO2, bubbles/droplets, vertical speeds) over several months from a SeaExplorer glider. In particular, innovating sensing capabilities (e.g., MINI-CO2, ADCP) have shown a great potential in the context of the Mayotte seismic volcano crisis, despite technical challenges (complex algorithms, sensor capabilities, etc.).



    This dataset provides these physical and biogeochemical parameters from September 17, 2021 to April 02, 2024 and the quality flags associated.

    Metadata

    File identifier
    a53ad03f-3939-9393-3939-000000099960 XML
    Metadata language
    English
    Character set
    UTF8
    Hierarchy level
    Dataset
    Date stamp
    2025-05-07T00:00:00
    Metadata standard name

    ISO 19115:2003/19139

    Metadata standard version

    1.0

    Metadata author
    Organisation name Individual name Electronic mail address Role
    ALSEAMAR Point of contact
     
     

    Overviews

    Spatial extent

    thumbnail

    Keywords

    GEMET - INSPIRE themes, version 1.0

    Oceanographic geographical features
    MEDIN data format categories

    Delimited
    SeaDataNet Agreed Parameter Groups

    Acoustics Currents Dissolved gases Water column temperature and salinity
    SeaDataNet Parameter Discovery Vocabulary

    Acoustic backscatter in the water column Dissolved concentration parameters for other gases in the water column Horizontal velocity of the water column (currents) Salinity of the water column Temperature of the water column Vertical velocity of the water column (currents)
    SeaDataNet device categories

    CTD dissolved gas sensors salinity sensor water temperature sensor
    SeaVoX Device Catalogue

    JFE Advantech Rinko FT ARO-FT oxygen sensor RBR Legato3 CTD Sea-Bird SBE 43F Dissolved Oxygen Sensor Sea-Bird SBE Glider Payload CTD (GPCTD)
    SeaVoX Platform Categories

    sub-surface gliders


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