Keyword

benthos

27 record(s)
 
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Scale 1:
From 1 - 10 / 27
  • Hard substrate benthic communities at offshore wind park turbines poles

  • Categories  

    Seabed habitat map (Habitat Directiveclassification system) performed by Andromede Oceanologie within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Side scan sonar (2009), orthophotos (2006), historical maps (2010, 2009, 2005). Ground truth data sources: None Map confidence rated by Ifremer : 59%.

  • Categories  

    Seabed habitat map (Habitat Directive classification system) performed by Andromede Oceanologie within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Side scan sonar (2012), bathymetrics (2007), orthophotos (2008), historical maps (2010, 2007). Ground truth data sources (2010-2012) : Diving with underwater cameras, direct human observations. Map confidence rated by Ifremer : 81%.

  • Categories  

    Seabed habitat map (EUNIS classification system) performed by Andromede Oceanologie within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Side scan sonar (2009), bathymetrics (2012), orthophotos (2006), historical maps (2010, 2009, 2005). Ground truth data sources (2010-2012) : Van Veen grab, underwater cameras, diving. Map confidence rated by Ifremer : 82% (Areas with doubtful outlines and/or classification are mentioned in the "VAL_COMM" field ).

  • Categories  

    Seabed habitat map (EUNIS classification system) performed by Andromede Oceanologie within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Side scan sonar (2012), bathymetrics (2007), orthophotos (2008), historical maps (2010, 2007). Ground truth data sources : none Map confidence rated by Ifremer : 62% (Areas with doubtful outlines and/or classification) are mentioned in the "VAL_COMM" field ).

  • Categories  

    Seabed habitat map (EUNIS classification system) performed by Andromede Oceanologie within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Side scan sonar (2012), bathymetrics (2007), orthophotos (2008), historical maps (2010, 2007). Ground truth data sources (2010-2012) : Diving with underwater cameras, direct human observations. Map confidence rated by Ifremer : 84%.

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    Seabed habitat map (EUNIS habitat classification system) performed by In Vivo Environnement within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Orthophotos 2008, historic habitat maps (2011, 2008), bathymetric datas interpolation (2001). Ground truth data sources : Van Veen grab (90 points), beam trawl (31), hand corer (8), Diver with underwater cameras (6). Map confidence rated by Ifremer : 88% (Areas with doubtful outlines are mentioned in the "VAL_COMM" field).

  • Categories  

    Seabed habitat map (Habitat Directive classification system) performed by Andromede Oceanologie within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Side scan sonar (2010), orthophotos (2006-2008), historical maps (2000-2011). Ground truth data sources (2010-2012) : Direct human observations. Map confidence rated by Ifremer : 81%.

  • Categories  

    Seabed habitat map (Habitat directive classification system) performed by Andromede Oceanologie within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Side scan sonar (2008), bathymetrics (2007), orthophotos (2008), historical maps (2009). Ground truth data sources (2012) : Diving with underwater cameras (2 points), direct human observations (2 points). Map confidence rated by Ifremer : 82%.

  • Categories  

    Seabed habitat map (EUNIS classification system) performed by Andromede Oceanologie within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Digital data sources : Side scan sonar (2008), bathymetrics (2007), orthophotos (2008), historical maps (2009). Ground truth data sources (2012) : Diving with underwater cameras, direct human observations. Map confidence rated by Ifremer : 85%.