Seabed habitat map (EUNIS classification system) performed by Stareso and 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 : Sonar (2010), bathymetric datas (2011), orthophotos (2007), historical data (2000, 1996). Ground truth data sources (2011) : Diving, direct human observations, sea-viewer. Map confidence rated by Ifremer : 86%

Seabed habitat map (Habitat Directive classification system) performed by Stareso and 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 : Sonar (2010), bathymetric datas (2011), orthophotos (2007), historical data (2000, 1996), GPS (2011). Ground truth data sources (2011) : Diving, direct human observations, sea-viewer. Map confidence rated by Ifremer : 83%

Seabed habitat map (EUNIS classification system) performed by Stareso and 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 : Sonar (2010), bathymetric datas (2011), orthophotos (2007), historical data (2000, 1996), GPS (2011). Ground truth data sources (2011) : Diving, direct human observations, sea-viewer. Map confidence rated by Ifremer : 86%

Seabed habitat map (Habitat directive classification system) performed by Stareso and 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 : Sonar (2010), bathymetric datas (2011), orthophotos (2007), historical data (2000, 1996). Ground truth data sources (2011) : Diving, direct human observations, sea-viewer. Map confidence rated by Ifremer : 83%

Seabed habitat map (EUNIS classification system) performed by Sintinelle within the framework of CARTHAM ("cartographie des habitats marins") project coordinated by the French Biodiversity Agency (Agence fran├ºaise pour la biodiversit├®, AFB). Method used: supervised classification using ground truth data (2011-2012; diving, ROV, direct human observations, sea-viewer) and orthophotos (2010-04-08, 2009-08, 2007) and updating historical maps (2001, 1997). Map confidence rated by Ifremer : 82%