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estuary



La loire fluviale et estuarienne

The Loire, river and estuary

A changing environment


F. Moatar, N. Dupont

Edition 2016

This book is a synthesis of twenty years of work under the Loire Grandeur Nature Plan. It describes the current body of knowledge on the functioning of the fluvial-estuary Loire River system, the effects of human activities and efforts made to maintain a lasting balance.


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8  -  Metal contamination

8 - Metal contamination


J. Chiffoleau

Edition 2007

Final receptacle of waters originating from a highly urbanised and industrialised drainage basin, the Seine Estuary is contaminated to a large extent by some trace metals.


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7.Biological Heritage and Food Chains

7.Biological Heritage and Food Chains


J. Dauvin

Edition 2007

In the future, global management of the Seine estuary will be required to ensure the biological compartments current level of functioning and to propose measures for rehabilitation of migrating fish.


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7 - Patrimoine biologique et chaînes alimentaires

7 - Patrimoine biologique et chaînes alimentaires


J. Dauvin

Edition 2004

In the Seine estuary, intertidal mudflats have been greatly reduced (< 30 km²) following channel management of the Seine river from Poses, in the upper part, to the sea. There are great differences between the biological compartments, ranging from ...


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8 - la contamination métallique

8 - la contamination métallique


J. Chiffoleau

Edition 2004

Final receptacle of waters originating from a highly urbanised and industrialised drainage basin, the Seine Estuary is contaminated to a large extent by some trace metals. These contaminants reach the estuary mainly associated with the suspended ...


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4 - materiaux fins

4 - materiaux fins

Progression of Suspended Particles


J. Dupont

Edition 2004
The behaviour of suspended matter in the Seine estuary is due to the high organic content, the morphology of the dyked channel flow, the erosion/settlement processes and hydrodynamical parameters which come from tidal cycles and meteorological events ...
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11 - la dynamique du mercure

11 - la dynamique du mercure


D. Cossa

Edition 2004
Mercury in the estuary is mainly related to suspended particulate matter (>90 %). Therefore, its dynamics are governed by sediment erosion-deposit cycles. However, two reactions, methylation and reduction, produce its mobilization. The former, by ...
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10 - Le cadmium

10 - Le cadmium

Behaviour of a Metal Contaminant in an Estuary


J. Gonzalez

Edition 2004

In the framework of the Seine-Aval programme, cadmium has been particularly studied in terms of contamination levels in the estuary and the processes which control this contaminant's speciation during its estuarine transit. Results obtained in the ...


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1 - Seine-Aval : un estuaire et ses problèmes

1 - Seine-Aval : un estuaire et ses problèmes


L. Guézennec

Edition 2004

Estuaries are interfaces between land and sea, and have been developed naturally over millenia. Their biological wealth makes them exceptional environments. Being areas of human exchanges and development, the physical features and biological wealth ...


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6 - Contaminations bactérienne et virale

6 - Contaminations bactérienne et virale


P. Servais

Edition 2004

In the Seine estuary, the microbiological water quality is measured regularly. This is mainly done by counting bacteria, such as coliforms, which indicate faecal contamination. These measurements have shown that the bacteriological quality is ...


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