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Profil transversal du littoral

 

 

 

                       

Étage supra–littoral

                                                                                                                                                                                             Pleine mer

                                                                                                                                                                                            en marée de vive eau

 

                                                                                                                                                                                            Pleine mer

                                                                                                                                                                                            en marée de morte eau

                                               Étage médio–littoral

 
                                                                                                                                                                                            Mi–marée

 

                                                                                                                                                                                             Basse mer

                                                                                                                                                                                            en marée de morte eau

 

                                                                                                                                                                                            Basse mer

                                                                                                                                                                                            En marée de vive eau

 

 

                                                                                                                          Étage infra–littoral