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Registros recuperados: 34 | |
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Hussenot, Jerome. |
Introduction Sur une demande de la section régionale conchylicole Poitou-Charentes (SRC) à la réunion du Comité technique du CREAA de juillet 2003, pour apporter un soutien de l’IFREMER . J’ai effectué une première recherche sur différentes bases référençant les publications scientifiques, ainsi que sur le Web par les moteurs de recherche classiques. La littérature grise en langue française fera l’objet d’une recherche par le personnel du CREAA auprès notamment de la bibliothèque du Forum des Marais Atlantiques, de celle du Cemagref de Bordeaux, de l’Université de Nantes (Isomer) ou de Bordeaux (Laboratoire d’Arcachon). |
Tipo: Text |
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Ano: 2003 |
URL: http://archimer.ifremer.fr/doc/00016/12727/9648.pdf |
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Hussenot, Jerome; Mornet, Francoise; Le Moine, Olivier; Geairon, Philippe; Guesdon, Stephane. |
This study aimed to analyse the quality of the sea water flowing into the marine farm of Douhet, a gilthead bream hatchery, from the marsh-seawater reservoir to the entrance of the hatchery. The basin-seawater reservoir is not stratified in the pumping area. As a consequence, the measurements carried out at the surface to the right of the pumping dock give a good evaluation of the quality of the seawater pumped in depth. The high sensitivity of gilthead bream larvae to the water PH during the first two weeks of their larval life, and the values measured in the circuit seem to be an explanatory parameter to the observed mortalities. The water flowing into the hatchery retains, after pre-treatment, a nycthemeral PH variability, with maxima, at the end of the... |
Tipo: Text |
Palavras-chave: Ammonia nitrogen; PH; Sea bream; Fish hatchery; Reservoir; Water quality; Azote ammoniacal; PH; Daurade royale; Ecloserie; Réserve; Qualité des eaux. |
Ano: 2006 |
URL: http://archimer.ifremer.fr/doc/2006/rapport-6497.PDF |
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Hussenot, Jerome; Lefebvre, Sebastien; Martin, Jean-louis. |
Fish culture (seabass, turbot...) on the French metropolitan coast, and shrimp culture in the overseas territories (essentially New Caledonia and Tahiti) are subject to a regular development through land based farms. Three thematic of research on aquaculture ponds are carried out in CREMA-L’Houmeau, in collaboration with producers. The aim of the first one is to determine the optimal rearing conditions (stocking density, water renewal rate, input of oxygen, rate of feeding...) which allow to minimise the quantity of wastes for a similar final biomass. The second part aims to reduce the nutrient loading in the effluent, through open-air treatments: sedimentation ponds, foam fractionation, mass production of phytoplankton, and rearing of molluscs on the... |
Tipo: Text |
Palavras-chave: Fish; Shrimp; Pond management; Effluents; Treatment. |
Ano: 2000 |
URL: http://archimer.ifremer.fr/doc/00016/12728/9650.pdf |
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Silva, Celine; Raillard, Marieke; Bodoy, Alain; Hussenot, Jerome. |
In spring 2001, during a complete tidal cycle, nitrogen fluxes between the sea and the salt marsh were calculated. The marsh (1198 m2) covered in 75 % by halophytes, with 46 % by the sea purslane, Halimione portulacoides. The nitrogen balance shows that the salt marsh imports nitrogen micro-particules (2,09 g) by sedimentation, exports dissolved nitrogen (4,13 g), and that the macro-element part (-1,02 g in fauna and vegetable refuse) in the global mass balance (3,06 g) is not unimportant. Nitrogen fluxes are mainly under inorganic form for the incoming flux (mainly NO3), and under organic form for the outgoing flux. The halophyte vegetation of this marsh seems to play thus a dominating role in the tidal nitrogen exchanges, by a mechanical action on the... |
Tipo: Text |
Palavras-chave: Marais salé; Halophytes; Azote; Bilan de masse; Halimione portulacoides; Salicornes; Salt marsh; Halophytes; Nitrogen; Mass balance; Halimione portulacoides; Sea purslane; Sampshire. |
Ano: 2001 |
URL: http://archimer.ifremer.fr/doc/00045/15597/13000.pdf |
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Hussenot, Jerome; Lefebvre, Sébastien; Brossard, Nicolas. |
Marine land-based fish farms located in coastal wetlands (salt-pond zones, lagoon banks, etc.), whether extensive or intensive, send farm effluents directly to the sea or after short periods of stocking in retention reservoirs. The aims of our investigation have been to compare the efficiency of current and potential water treatment procedures in open-air. Wastewater retention ponds in commercial farms (Atlantic coasts of France) are efficient in removing up to 1 metric ton of particulate material (dry weight) per hectare and per day (faeces and unconsumed feed), but are inefficient in reducing dissolved wastes, both organic (urea, amino acids, protein) and inorganic (total ammonia nitrogen, phosphates). Forthcoming outdoor technology to treat these forms... |
Tipo: Text |
Palavras-chave: Traitement de l'eau; Effluent; Décantation; Sédimentation; Écumage; Microalgue; Huître; Water treatment; Effluent; Aquaculture; Sedimentation; Foam fractionation; Microalgae; Oyster. |
Ano: 1998 |
URL: https://archimer.ifremer.fr/doc/1998/publication-873.pdf |
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Hussenot, Jerome. |
J’ai eu l’opportunité de me rendre sur la côte Est de l’ Australie en septembre-octobre 2004, invité pour un séjour de deux semaines par la société italienne ACQUA&CO et son correspondant sur place BIOREMEDY, que je remercie chaleureusement. L’objectif était notamment de mieux connaître l’aquaculture marine australienne en vue d’examiner les potentialités d’utilisation du SKIM, procédé de traitement de l’eau de mer par écumage, dont je suis l’inventeur, breveté en 2000 par Ifremer et exploité depuis 2001 par la société ACQUA&CO. Ce document ne présente que le compte-rendu des visites des fermes aquacoles que j’ai pu effectuer, ainsi que quelques informations recueillies au cours de la conférence « Ausralasian Aquaculture » qui s’est tenue à Sydney... |
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Ano: 2004 |
URL: http://archimer.ifremer.fr/doc/00032/14345/11629.pdf |
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Richard, Marion; Maurice, Julien-thomas; Anginot, Aurore; Paticat, Francois; Verdegem, M. C. J.; Hussenot, Jerome. |
The main objectives of this investigation were to test the effects of (i) the presence of periphyton substrates, (ii) rearing density and (iii) supplemental feeding with dry feed on the growth and production of golden mullet (Liza aurata) juveniles. Twenty-six 1 m(2)-cages were installed in a French marine pond from April till June 2008. Mullets were stocked in cages with or without substrate at a density of 0, 20,40 or 60 individuals per cage. Each treatment was carried out in triplicate. In addition, 20 fish were put in three tanks and fed ad libitum with dry feed. The results showed that (i) although mullets were seen to graze on periphyton substrates, their presence did not affect,mullet growth and production. In future studies, meshed substrates could... |
Tipo: Text |
Palavras-chave: Periphyton; Mullet; Extensive aquaculture; Artificial substrate; Marine pond. |
Ano: 2010 |
URL: http://archimer.ifremer.fr/doc/00029/14067/11614.pdf |
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Haure, Joel; Hussenot, Jerome; Buzin, Florence; Dupuy, Beatrice; Palvadeau, Hubert; Penisson, Christian; Papin, Mathias; Nourry, Max; Lassus, Patrick; Marcaillou-le Baut, Claire; Mondeguer, Florence; Royer, F.; Amzil, Zouher; Belin, Catherine; Cardinal, Mireille; Le Grel, L.; Le Bihan, V.; Jaouen, P.; Massé, A.; Castaing, Jean-baptiste; Sabiri, Ne.; Pontié, M.. |
La contamination des denrées d’origine marine par des toxines algales (phycotoxines) a pris depuis quelques années une importance considérable. Ce phénomène est largement lié à l’augmentation du nombre de zones géographiques touchées ainsi qu’à la diversification des espèces toxinogènes et à l’identification de nouveaux composés toxiques. Les données épidémiologiques sont cependant encore peu nombreuses car elles sont liées à la mise en place de contrôles systématiques récents. L’Union Européenne a établi un Laboratoire Communautaire de référence pour les phycotoxines, situé à Vigo (Espagne) qui coordonne les activités des laboratoires Nationaux de références correspondants (en France c’est le LNR Phycotoxines de l’AFSSA qui assure cette mission). C’est... |
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Ano: 2011 |
URL: http://archimer.ifremer.fr/doc/00092/20277/17922.pdf |
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Hussenot, Jerome. |
The former extensive polyculture systems of marine fish farming, are today replaced mainly by intensive monoculture systems (salmon, shrimp). These systems, multiplied in the same coastal zone, can present a significant environmental impact. To treat and value fish farming effluents, new integrated systems were constructed and tested to different scales. Some examples of land- and seabased systems around the world are presented, in particular the European project of innovation "Genesis" in which several French public and private, national and regional organisations are participants (IFREMER, Regional Centre of Experiment and Aquacultural Applications in Poitou- Charentes, IDEE). Recommendations are supplied to promote the development of the integrated fish... |
Tipo: Text |
Palavras-chave: Aquaculture durable; Polyculture; Systèmes intégrés; Contrôle des déchets; Sustainable aquaculture; Polyculture; Integrated systems; Waste management. |
Ano: 2006 |
URL: http://archimer.ifremer.fr/doc/00030/14171/11442.pdf |
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Registros recuperados: 34 | |
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