Fig. 1
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Localisation de la zone d’étude. A : Localisation de la plaine maritime française dans les plaines maritimes de la mer du Nord (carte d’après Van de Noort, 2000) ; B : Localisation Zone Grande Industrie (ZGI) dans la plaine maritime française, MNT d’après Lidar littoral (DDTM 59, 2007–2008) et BD alti 25 (IGN), avec ombrage des reliefs au-dessus de 3,5 m IGN69. Coordonnées en mètres Lambert 93.
Location of the study area. A: Location of the French maritime plain in the plains of the North Sea (map from Van de Noort, 2000); B: Location of the Denna estuary in the maritime plain and Zone Grande Industrie, Lidar Littoral DTM (DDTM 59, 2007–2008) and BD alti 25 (IGN), with hill shading over 3.5 m IGN69 elevation. Lambert 93 meters survey.
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