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High rate algal pond treatment for water reuse in a marine fish recirculation system: Water purification and fish health
Auteur(s) : Metaxa, Elisabeta Deviller, Genevieve Pagand, P Alliaume, C Casellas, C Blancheton, Jean-paul
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Analyse des résultats d'une ferme d'élevage de crevettes sur 20 années : SODACAL 1984-2004. "Elasticité" de la capacité de production d'un écosystème bassin crevetticole
Auteur(s) : Della Patrona, Luc
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From the commented farm results over a 20 year period, we could distinguish the principal factors responsible for the drop of grow-out capacity of some ponds. We have outlined a conceptual description of the different parameters leading to the decrease of survival, an epidemiological scenario and a synoptic table of the history of events and their relative severity. The study draws the hypothesis of a cumulative effect of positive factors, which could have led back to satisfying production results: a physical and biochemical restoration of pond bottoms, a modified and standardized grow-out management, an appropriate pumping capacity and the come back of adequate climatic conditions. This case study illustrates the concept of « flexibility » of the farming capacity and the sustainability of prawn farming in New Caledonia. The clear objective of this 20 year historic investigation was to get relevant information, in order to improve the understanding on the "summer syndrome" which hits two farms at the moment, and to participate in the hypothesis under study by the DAC (2005). We also tried to make the new farmers aware of the fragility of the pond ecosystem, and give some common-sense advices in the hope that such problems will not happen again in other places."> From the commented farm results over a 20 year period, we could distinguish the principal factors responsible for the drop of grow-out capacity of some ponds. We have outlined a conceptual description of the different parameters leading to the decrease of survival, an epidemiological scenario and a synoptic table of the history of events and their relative severity. The study draws the hypothesis of a cumulative effect of positive factors, which could have led back to satisfying production results: a physical and biochemical restoration of pond bottoms, a modified and standardized grow-out management, an appropriate pumping capacity and the come back of adequate climatic conditions. This case study illustrates the concept of « flexibility » of the farming capacity and the sustainability of prawn farming in New Caledonia. The clear objective of this 20 year historic investigation was to get relevant information, in order to improve the understanding on the "summer syndrome" which hits two farms at the moment, and to participate in the hypothesis under study by the DAC (2005). We also tried to make the new farmers aware of the fragility of the pond ecosystem, and give some common-sense advices in the hope that such problems will not happen again in other places."> From the commented farm results over a 20 year period, we could distinguish the principal factors responsible for the drop of grow-out capacity of some ponds. We have outlined a conceptual description of the different parameters leading to the decrease of survival, an epidemiological scenario and a synoptic table of the history of events and their relative severity. The study draws the hypothesis of a cumulative effect of positive factors, which could have led back to satisfying production results: a physical and biochemical restoration of pond bottoms, a modified and standardized grow-out management, an appropriate pumping capacity and the come back of adequate climatic conditions. This case study illustrates the concept of « flexibility » of the farming capacity and the sustainability of prawn farming in New Caledonia. The clear objective of this 20 year historic investigation was to get relevant information, in order to improve the understanding on the "summer syndrome" which hits two farms at the moment, and to participate in the hypothesis under study by the DAC (2005). We also tried to make the new farmers aware of the fragility of the pond ecosystem, and give some common-sense advices in the hope that such problems will not happen again in other places."> From the commented farm results over a 20 year period, we could distinguish the principal factors responsible for the drop of grow-out capacity of some ponds. We have outlined a conceptual description of the different parameters leading to the decrease of survival, an epidemiological scenario and a synoptic table of the history of events and their relative severity. The study draws the hypothesis of a cumulative effect of positive factors, which could have led back to satisfying production results: a physical and biochemical restoration of pond bottoms, a modified and standardized grow-out management, an appropriate pumping capacity and the come back of adequate climatic conditions. This case study illustrates the concept of « flexibility » of the farming capacity and the sustainability of prawn farming in New Caledonia. The clear objective of this 20 year historic investigation was to get relevant information, in order to improve the understanding on the "summer syndrome" which hits two farms at the moment, and to participate in the hypothesis under study by the DAC (2005). We also tried to make the new farmers aware of the fragility of the pond ecosystem, and give some common-sense advices in the hope that such problems will not happen again in other places."> | From the commented farm results over a 20 year period, we could distinguish the principal factors responsible for the drop of grow-out capacity of some ponds. We have outlined a conceptual description of the different parameters leading to the decrease of survival, an epidemiological scenario and a synoptic table of the history of events and their relative severity. The study draws the hypothesis of a cumulative effect of positive factors, which could have led back to satisfying production results: a physical and biochemical restoration of pond bottoms, a modified and standardized grow-out management, an appropriate pumping capacity and the come back of adequate climatic conditions. This case study illustrates the concept of « flexibility » of the farming capacity and the sustainability of prawn farming in New Caledonia. The clear objective of this 20 year historic investigation was to get relevant information, in order to improve the understanding on the "summer syndrome" which hits two farms at the moment, and to participate in the hypothesis under study by the DAC (2005). We also tried to make the new farmers aware of the fragility of the pond ecosystem, and give some common-sense advices in the hope that such problems will not happen again in other places.">Plus
Effluents from land based marine farms: nature, treatment, valorisation, modelisation. Applications to fish and shrimp rearing
Auteur(s) : Hussenot, Jerome Lefebvre, Sebastien Martin, Jean-louis
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Nitrogenous and phosphorous waste production in a flow-through land-based farm of European seabass (Dicentrarchus labrax)
Auteur(s) : Lemarie, Gilles Martin, Jean-louis Dutto, Gilbert Garidou, C
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Reproductive dynamics of swordfish (Xiphias gladius) in the southwestern Indian Ocean (Reunion Island). Part 2: fecundity and spawning pattern
Auteur(s) : Poisson, Francois Fauvel, Christian
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Toxic factors of Vibrio strains pathogenic to shrimp
Auteur(s) : Goarant, Cyrille Herlin, Jose Brizard, Raphael Marteau, Anne-laure Martin, C Martin, B
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An integrated fish-plankton aquaculture system in brackish water
Auteur(s) : Gilles, S. Fargier, L. Lazzaro, X. Baras, E. De Wilde, Nicolas Drakides, C. Amiel, C. Rispal, B.
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Feasibility of polyculture of blue shrimp Litopenaeus stylirostris and goldlined rabbitfish Siganus lineatus in a mesocosm system
Auteur(s) : Luong, Trung Cong Hochard, Sebastien Royer, Florence Lemonnier, Hugues Letourneur, Yves
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The culture of Hoplosternum littorale : State of the art and perspectives
Auteur(s) : Luquet, P Boujard, Thierry Planquette, P Moreau, Y Hostache, G
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Marine crustacean farming: present status and perspectives
Auteur(s) : Laubier, Annie Laubier, Lucien
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Snook (Centropomidae) and grouper (Serranidae) mariculture in the Gulf of Mexico and Caribbean Basin
Auteur(s) : Roberts Jr, D
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A soft technology to improve survival and reproductive performance of Litopenaeus stylirostris by counterbalancing physiological disturbances associated with handling stress
Auteur(s) : Wabete, Nelly Chim, Liet Pham, Dominique Lemaire, Pierrette Massabuau, J
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