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Auteurs :
text | Actes de colloques. Ifremer. Brest [ACTES COLLOQ. IFREMER.]. 1988 | 1987-06
Population genetics, which analyses the genetic structure of natural populations, has an an objective a better understanding of the mechanisms of support of the polymorphism and of the relations between this one and physical, chem...
Auteurs :
text | Actes de colloques. Ifremer. Brest [ACTES COLLOQ. IFREMER.]. 1988 | 1987-06
In the sand crab, Scopimera gordonae the buccal appendages are adapted to an efficient mobilization and washing of the sand in order to collect the nutritive elements. These observations confirm the role of Scopimera gordonae in t...
Auteurs :
text | 1996-05
The physiological ecology of the Pacific oyster Crassostrea gigas was studied using a conditioning delayed by temperature. Experiments were carried out on five batches and 2 year-classes classified into 6 maturation stages. The sc...
Auteurs :
text | Gauthier-villars | 1997
An ecophysiological deterministic model of growth, reproduction and interactions between the bivalve and its estuarine environ ment was established for the Japanese oyster Crassostrea gigas. The environmental variables used in the...
Auteurs :
text | Actes de colloques. Ifremer. Brest [ACTES COLLOQ. IFREMER.]. 1988 | 1987-06
Eurytemora affinis hirundoides is the most abundant copepod in the Gironde Estuary which is submitted to strong salinity gradients. The response of the populations to these gradients is measured by following the variation of simpl...
Auteurs :
text | 1997-06
A sea water recirculating flume was especially designed in the framework of this study. It improves physiological and ecophysiological evaluation of a 25 oysters (c. gigas) set fed on PSP toxic A. minutum cultures and then detoxif...
Auteurs :
text | Université de Bretagne Occidentale | 2004-06-23
The variability in reproductive cycle of Pacific oyster, Crassostrea gigas, was evaluated in situ (Bay of Veys, BOV and Marennes-Oléron bay, MOB) and in hatchery culture conditions. Two trophic levels were tested over one year: hi...
Auteurs :
text | Université de Montpellier | 2019-12-11
Facing environmental change, organisms may have to flee or to acclimate. Acclimation is based on the ability of organisms tomodify their phenotype, i.e. some of their biological traits (metabolism, behaviour, physiology) in order ...
Auteurs :
text | EDP Sciences | 2001
The traditional fattening of the oyster Crassostrea gigas in oyster ponds of the French Atlantic Coast is submitted to natural environmental fluctuations. In order to reduce the growth variability of the soft parts of the bivalve,...
Auteurs :
text | Université de Montpellier | 2019-04-26
The European sea bass Dicentrarchus labrax undertakes seasonal migrations to estuaries and lagoons that are characterized by fluctuations in environmental conditions. It is unclear to what extent salinity acclimation mechanisms ar...