Search Results - "Attramadal, Kari"

K-Selection as Microbial Community Management Strategy: A Method for Improved Viability of Larvae in Aquaculture by Vadstein, Olav, Attramadal, Kari J K, Bakke, Ingrid, Olsen, Yngvar

“…Aquaculture has the potential to become a major food supplier in a world with an increasing human population, and increased consumption of fish will likely…”
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Bacterial community assembly in Atlantic cod larvae (Gadus morhua): contributions of ecological processes and metacommunity structure by Vestrum, Ragnhild I, Attramadal, Kari J K, Vadstein, Olav, Gundersen, Madeleine Stenshorne, Bakke, Ingrid

“…ABSTRACT Many studies demonstrate the importance of the commensal microbiomes to animal health and development. However, the initial community assembly process…”
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Managing the Microbial Community of Marine Fish Larvae: A Holistic Perspective for Larviculture by Vadstein, Olav, Attramadal, Kari J K, Bakke, Ingrid, Forberg, Torunn, Olsen, Yngvar, Verdegem, Marc, Giatsis, Cristos, Skjermo, Jorunn, Aasen, Inga M, Gatesoupe, François-Joel, Dierckens, Kristof, Sorgeloos, Patrick, Bossier, Peter

“…The availability of high-quality juveniles is a bottleneck in the farming of many marine fish species. Detrimental larvae-microbe interactions are a main…”
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RAS and microbial maturation as tools for K-selection of microbial communities improve survival in cod larvae by Attramadal, Kari J.K., Truong, Thi My Hanh, Bakke, Ingrid, Skjermo, Jorunn, Olsen, Yngvar, Vadstein, Olav

“…A high share of opportunistic and fast-growing microbes is generally negative for the performance of marine fish larvae. It is hypothesised that larvae that…”
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Production of lumpfish (Cyclopterus lumpus L.) in RAS with distinct water treatments: Effects on fish survival, growth, gill health and microbial communities in rearing water and biofilm by Dahle, Stine Wiborg, Bakke, Ingrid, Birkeland, Mari, Nordøy, Kristian, Dalum, Alf S., Attramadal, Kari J.K.

“…Lumpfish (Cyclopterus lumpus L.) in Norway is currently produced in traditional flow-through systems (FTS). Hatcheries frequently show signs of bacterial…”
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Microbial community dynamics in a commercial RAS for production of Atlantic salmon fry (Salmo salar) by Dahle, Stine Wiborg, Attramadal, Kari J.K., Vadstein, Olav, Hestdahl, Hans Ivar, Bakke, Ingrid

“…Recirculating aquaculture systems (RAS) harbour complex microbial communities which can have an impact on the growth and development of the reared fish. This…”
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A comparison of two seawater adaptation strategies for Atlantic salmon post-smolt (Salmo salar) grown in recirculating aquaculture systems (RAS): Nitrification, water and gut microbiota, and performance of fish by Fossmark, Ragnhild O., Attramadal, Kari J.K., Nordøy, Kristian, Østerhus, Stein W., Vadstein, Olav

“…The land-based production phase in Norwegian Atlantic salmon farming has the past years been extended to include post-smolt for an increasing number of…”
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Long-term microbial community structures and dynamics in a commercial RAS during seven production batches of Atlantic salmon fry (Salmo salar) by Dahle, Stine Wiborg, Gaarden, Sunniva Ingebrigtsen, Buhaug, Julia Fossberg, Netzer, Roman, Attramadal, Kari J.K., Busche, Tobias, Aas, Marianne, Ribicic, Deni, Bakke, Ingrid

“…The microbiota of recirculating aquaculture systems (RAS) is of major importance for optimal fish health. However, the microbial communities in commercial RAS…”
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Rearing Water Treatment Induces Microbial Selection Influencing the Microbiota and Pathogen Associated Transcripts of Cod ( Gadus morhua ) Larvae by Vestrum, Ragnhild I, Attramadal, Kari J K, Winge, Per, Li, Keshuai, Olsen, Yngvar, Bones, Atle M, Vadstein, Olav, Bakke, Ingrid

“…We have previously shown that K-selection and microbial stability in the rearing water increases survival and growth of Atlantic cod ( ) larvae, and that…”
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Steady-state and dynamic model for recirculating aquaculture systems with pH included by dos Santos, Allyne M., Bernardino, Lucas F., Attramadal, Kari J.K., Skogestad, Sigurd

“…In this work, simplified steady-state and dynamic models of a Recirculating Aquaculture System (RAS) of Atlantic salmon (Salmo salar) are described. The RAS…”
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The effects of moderate ozonation or high intensity UV-irradiation on the microbial environment in RAS for marine larvae by Attramadal, Kari J.K., Øie, Gunvor, Størseth, Trond R., Alver, Morten O., Vadstein, Olav, Olsen, Yngvar

“…Marine fish larvae are sensitive to infections by opportunistic bacteria. Procedures like disinfection and pulse feeding may destabilise the microbial…”
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Effects of reduced organic matter loading through membrane filtration on the microbial community dynamics in recirculating aquaculture systems (RAS) with Atlantic salmon parr (Salmo salar) by Fossmark, Ragnhild O., Vadstein, Olav, Rosten, Trond W., Bakke, Ingrid, Košeto, Deni, Bugten, Anette V., Helberg, Gaute A., Nesje, Jenny, Jørgensen, Niels O.G., Raspati, Gema, Azrague, Kamal, Østerhus, Stein W., Attramadal, Kari J.K.

“…A key challenge in recirculating aquaculture systems (RAS) is the accumulation of particulate organic matter, especially the fine and colloidal fraction due to…”
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UV treatment in RAS influences the rearing water microbiota and reduces the survival of European lobster larvae (Homarus gammarus) by Attramadal, Kari J.K., Øien, John Vegard, Kristensen, Elisabeth, Evjemo, Jan Ove, Kjørsvik, Elin, Vadstein, Olav, Bakke, Ingrid

“…The rearing environment is important for a stable production of good quality lobster juveniles. By providing an environment excluding pathogens and dominated…”
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Microbial maturation of intake water at different carrying capacities affects microbial control in rearing tanks for marine fish larvae by Attramadal, Kari J.K., Minniti, Giusi, Øie, Gunvor, Kjørsvik, Elin, Østensen, Mari-Ann, Bakke, Ingrid, Vadstein, Olav

“…The selection pressure can be used to reduce the opportunities for proliferation of potentially harmful bacteria. Hypothetically the chance of proliferation of…”
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Recirculation as a possible microbial control strategy in the production of marine larvae by Attramadal, Kari J.K., Salvesen, Ingrid, Xue, Renyu, Øie, Gunvor, Størseth, Trond R., Vadstein, Olav, Olsen, Yngvar

“…► We compared the development of the microbial community in a RAS with moderate ozonation to a flow-through system. ► The RAS was suggested to select for a…”
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Ceramic clay reduces the load of organic matter and bacteria in marine fish larval culture tanks by Attramadal, Kari J.K., Tøndel, Bjørnar, Salvesen, Ingrid, Øie, Gunvor, Vadstein, Olav, Olsen, Yngvar

“…► We compared the effects of addition of live algae, algae paste, and clay to rearing tanks for cod. ► Addition of clay reduced substrate levels for bacteria…”
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Aquaculture rearing systems induce no legacy effects in Atlantic cod larvae or their rearing water bacterial communities by Gundersen, Madeleine S., Vadstein, Olav, De Schryver, Peter, Attramadal, Kari Johanne Kihle

“…The microbial rearing quality influences the survival of marine larvae. Microbially matured water treatment systems (MMS) provide a more favourable rearing…”
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Changes in rearing water microbiomes in RAS induced by membrane filtration alters the hindgut microbiomes of Atlantic salmon (Salmo salar) parr by Bugten, Anette Voll, Attramadal, Kari Johanne Kihle, Fossmark, Ragnhild Olsen, Rosten, Trond Waldemar, Vadstein, Olav, Bakke, Ingrid

“…An important step in water treatment in recirculating aquaculture systems (RAS) is the removal of particulate organic matter. While commonly applied treatment…”
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Gene expression patterns in Atlantic salmon (Salmo salar) with severe nephrocalcinosis by Klykken, Christine, Boissonnot, Lauris, Reed, Anne Katrine, Whatmore, Paul, Attramadal, Kari, Olsen, Rolf Erik

“…Nephrocalcinosis is a common disorder in farmed Atlantic salmon, but the consequences for the fish physiology are not well understood. We performed a…”
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Biofilter and degasser performance at different alkalinity levels in a brackish water pilot scale recirculating aquaculture system (RAS) for post-smolt Atlantic salmon by Jafari, Leila, Montjouridès, Marie Aline, Hosfeld, Camilla Diesen, Attramadal, Kari, Fivelstad, Sveinung, Dahle, Håkon

“…Maintaining pH stability in Recirculating Aquaculture Systems (RAS) is essential, as it has a direct impact on the toxicity of ammonia, CO2, and other…”
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