| Establishment of the facies terminology to the upper margin sediments. Main difficulties lies to the benthic communities assemblages and with the internal relations of sands and gravels deposits. These researches deals of the preservation and potentialities of shoreline and bottoms management. We use here some quantitative methods of data treatment in relation to a variable choice and sectorial sampling areas, analysis of variance, factorial analysis (correspondances) and clustering. The sampling areas are: Maguelonne, bays of Saintes Maries de la Mer and Beauduc, roadsteads of Giens and Hyères, Saint Tropez peninsula and golf of Frejus. We deal the influences of sedimentary prism, and the anthropic activities, gravels and sands contents, potential and... |
