| Titre : | Estuaries 24(6B) - DEC 2001 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
O. Chabrerie, Auteur ;
I. Poudevigne, Auteur ;
F. Bureau, Auteur ;
M. Vinceslas-Akpa, Auteur ;
S. Nebbache, Auteur ;
M. Aubert, Auteur ;
A. Bourcier, Auteur ;
D. Alard, Auteur
The integrity of estuarine wetlands is maintained by physical connections between river and sea to flood-plain. Their ecological importance can be assessed through plant biodiversity and such ecosystem functions as primary productivity and nitra[...]
Article
B. Ouddane, Auteur ;
D. Boust, Auteur ;
E. Martin, Auteur ;
J. C. Fischer, Auteur ;
M. Wartel, Auteur
Four cores of anoxic sediments were collected from the Seine estuary to assess the early diagenesis pathways leading to the formation of previously reactive phase. Pore waters were analyzed for dissolved iron (Fe) and manganese (Mn) and differen[...]
Article
P. Michel, Auteur ;
B. Averty, Auteur ;
J. F. Chiffoleau, Auteur ;
L. A. Romana, Auteur
Sixty samples were collected in June 1996 at regular intervals within the Seine estuary in France in order to study the arsenic (As) behavior in response to climatic and hydrologic conditions leading to major events in chlorophyll activity, anox[...]
Article
I. George, Auteur ;
M. Petit, Auteur ;
C. Theate, Auteur ;
P. Servais, Auteur
Fecal contamination in the Seine River and its estuary was studied for the first time by rapid enzymatic methods in parallel with traditional enumerations on selective culture media. The study consisted of four sampling campaigns focused on a 45[...]
Article
M. Akopian, Auteur ;
J. Garnier, Auteur ;
P. Testard, Auteur ;
A. Ficht, Auteur
Dreissena larval fluxes were studied in the lower stretch of the Seine River in 1996-1998. Fluxes reached 150 X 10(12) ind d(-1), representing a larval concentradon of 5,000 ind 1(-1) in the Seine estuary. We showed that a sampling frequency wit[...]
Article
G. Billen, Auteur ;
J. Garnier, Auteur ;
A. Ficht, Auteur ;
C. Cun, Auteur
The unique database of water quality measurements made in the Seine estuary over 45 years by the Service de la Navigation de la Seine at Rouen is used here to reconstruct the evolution of oxygen status in the estuary and the nutrient fluxes to t[...]
Article
J. Garnier, Auteur ;
P. Servais, Auteur ;
G. Billen, Auteur ;
M. Akopian, Auteur ;
N. Brion, Auteur
Ecological processes driving the oxygen budget were investigated in the downstream part of the Seine River and its estuary. Phytoplankton and bacterio plankton production were measured along longitudinal profiles (11 to 17 stations) in a range o[...]
Article
P. Le Hir, Auteur ;
A. Ficht, Auteur ;
R. S. Jacinto, Auteur ;
P. Lesueur, Auteur ;
J. P. Dupont, Auteur ;
R. Lafite, Auteur ;
I. Brenon, Auteur ;
B. Thouvenin, Auteur ;
P. Cugier, Auteur
A comprehensive study of fine sediment transport in the macrotidal Seine estuary has been conducted, including observations of suspended particulate matter (SPM), surficial sediment, and bathymetric data, as well as use of a three dimensional ma[...]
Article
S. Lesourd, Auteur ;
P. Lesueur, Auteur ;
J. C. Brun-Cottan, Auteur ;
J. P. Auffret, Auteur ;
N. Poupinet, Auteur ;
B. Laignel, Auteur
Many estuaries in the world have been subjected to significant human impact since the 19th century. Natural infilling and human activities, including building of embankments, dikes and jetties have modified both the morphology of these estuaries[...]
Article
R. Lafite, Auteur ;
L. A. Romana, Auteur
Article
V. Loizeau, Auteur ;
A. Abarnou, Auteur ;
A. Menesguen, Auteur
Polychlorinated biphenyls (PCBs) were measured in six compartments of die sea bass (Dicentrarchus labrax) food web from the Seine estuary. Similar PCB patterns were observed in all samples. The main components possess the - 245, 234, - 2345 chlo[...]
Article
P. Miramand, Auteur ;
T. Guyot, Auteur ;
H. Rybarczyk, Auteur ;
B. Elkaim, Auteur ;
P. Mouny, Auteur ;
J. C. Dauvin, Auteur ;
C. Bessineton, Auteur
A study of contamination of the biological compartment of the Seine estuary was carried out by measuring the concentrations of cadmium (Cd), copper (Cu), lead (Pb), and zinc (Zn) in 29 estuarine and marine species belonging to 6 phyla. Species c[...]
Article
J. L. Gonzalez, Auteur ;
B. Thouvenin, Auteur ;
C. Dange, Auteur ;
A. Fiandrino, Auteur ;
J. F. Chiffoleau, Auteur
A complexation model (MOCO) was used to describe cadmium (Cd) speciation during estuarine transit in the Seine estuary. This model was developed from field data. Laboratory experiments based on the use of Cd-109 enabled checking of certain model[...]
Article
J. F. Chiffoleau, Auteur ;
D. Auger, Auteur ;
E. Chartier, Auteur ;
P. Michel, Auteur ;
I. Truquet, Auteur ;
A. Ficht, Auteur ;
J. L. Gonzalez, Auteur ;
L. A. Romana, Auteur
Cadmium (Cd) is among the major contaminants in the Seine estuary. In the biota, the RNO (Reseau National d'Observation, the French Mussel-Watch) has shown that Cd concentrations in mussels living at the mouth of the estuary are related to chang[...]
