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General methods of study of macrotidal estuaries: the bio-sedimentary approach

Introduction
Review and discussion of recommented estuarine techniques
The bio-sedimentary approach
– Zoneography
– Bio-sedimentary facies
– Community chart
– Definition and surey of pilot stations
– Diversity indices. Distribution models
– Target and key-species
Example
– The Somme cockle survey : a key-species dynamics
– The Macoma project : a European target-species
Conclusion