Blar i SINTEF Open på forfatter "Hagemann, Andreas"
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Biochemical composition of Hediste diversicolor (OF Müller, 1776) (Annelida: Nereidae) reared on different types of aquaculture sludge
Anglade, Inka; Dahl, Thomas; Kristensen, Bjørn; Hagemann, Andreas; Malzahn, Arne; Reitan, Kjell Inge (Peer reviewed; Journal article, 2023)Introduction: Sustainable growth of the salmon aquaculture industry is highly dependent on the availability of new feed resources as well as improved management and utilization of waste streams from production. Polychaetes ... -
Biofouling on salmon pen nets and cleaner fish shelters does not harbor planktonic stages of sea lice
Jevne, Lone Sunniva; Øvrelid, Margrete Slåtsve; Hagemann, Andreas; Bloecher, Nina; Steinhovden, Kristine; Båtnes, Anna Solvang; Olsen, Yngvar; Reitan, Kjell Inge (Journal article; Peer reviewed, 2020-09-01)The objective of the current study was to determine the extent to which planktonic sea lice (Lepeophtheirus salmonis Krøyer, 1838 and Caligus elongatus Nordmann, 1832) were present in the biofouling on open-sea net pens ... -
Bærekraftig fôr til norsk laks
Almås, Karl Andreas; Josefsen, Kjell Domaas; Gjøsund, Svein Helge; Skjermo, Jorunn; Forbord, Silje; Jafarzadeh, Sepideh; Sletta, Håvard; Aasen, Inga Marie; Hagemann, Andreas; Chauton, Matilde Skogen; Aursand, Ida Grong; Evjemo, Jan Ove; Slizyte, Rasa; Standal, Inger Beate; Grimsmo, Leif; Aursand, Marit (SINTEF rapporter;2020:01128 A, Research report, 2020-11-02)I rapporten er 23 ulike råvarer vurdert ut fra tre kriterier: • Hvor mye råvare kan være tilgjengelig? • Kan råvaren bidra til å dekke det framtidige behovet for protein og EPA/DHA? • Kan dette fremskaffes på en bærekraftig ... -
Can lipidomics help identifying egg quality in ballan wrasse?
Malzahn, Arne; Sarno, Antonio; Hagemann, Andreas; Farkas, Julia; Musialak, Luciana Alves; Kjørsvik, Elin; Hansen, Bjørn Henrik (Peer reviewed; Journal article, 2022)Ballan wrasse (Labrus bergylta) is in the limelight of aquaculture research due to the species role as cleaner fish in salmon aquaculture. A major drawback is that the salmon industry still depends on wild caught fish as ... -
Diet rather than temperature determines the biochemical composition of the ragworm Hediste diversicolor (OF Müller, 1776) (Annelida: Nereidae)
Malzahn, Arne; Villena-Rodríguez, Andrea; Monroig, Óscar; Johansen, Åsmund; Castro, L. Filipe C.; Navarro, Juan C.; Hagemann, Andreas (Peer reviewed; Journal article, 2023)The polychaete Hediste diversicolor is known to recycle side streams from aquaculture and biogas production. We conducted a feeding experiment to evaluate whether rearing temperature or mixtures of these two side streams ... -
Effect of ultrasonic cavitation on small and large organisms for water disinfection during fish transport
Svendsen, Eirik; Dahle, Stine Veronica Wiborg; Hagemann, Andreas; Birkevold, Jens; Delacroix, Stephanie; Andersen, Aage Bjørn (Journal article; Peer reviewed, 2017-12-08)Motivated by the need for additional tools to disinfect discharge water from well boats, and to prevent distribution of salmon lice, the effect of ultrasonic cavitation on the planktonic stages of the salmon louse, nauplii ... -
First feed matters: The first diet of larval fish programmes growth, survival, and metabolism of larval ballan wrasse (Labrus bergylta)
Malzahn, Arne; Ribicic, Deni; Hansen, Bjørn Henrik; Sarno, Antonio; Kjørsvik, Elin; Aase, Anna Sigrid Nordberg; Alves Musialak, Luciana; Garcia Calvo, Laura; Hagemann, Andreas (Peer reviewed; Journal article, 2022)The use of cleaner fish, such as the ballan wrasse (Labrus bergylta), is important for combatting the sea lice problem in salmonid cage farming. Ballan wrasse is the only wrasse species that is cultivated, though only about ... -
Growth and nutritional composition of the polychaete Hediste diversicolor (OF Müller, 1776) cultivated on waste from land-based salmon smolt aquaculture
Wang, Haiqing; Seekamp, Inka; Malzahn, Arne; Hagemann, Andreas; Carvajal, Ana Karina; Slizyte, Rasa; Standal, Inger Beate; Handå, Aleksander; Reitan, Kjell Inge (Journal article; Peer reviewed, 2019-03-15)Increased aquaculture production will result in increased amounts of waste produced, and these wastes are highly underexploited. Polychaetes might effectively consume such waste and transfer them into compounds as marine ... -
Identifisering av aktuelle løsninger for håndtering og anvendelse av avløpsslam fra settefiskanlegg i Nordland
Aspaas, Stian; Hagemann, Andreas; Rosten, Trond Waldemar (SINTEF Fiskeri og Havbruk reports;A27671, Research report, 2016-04-07)Kommersielle løsninger for oppsamling, avvenning og lagring av slam fra settefiskanlegg er rett rundt hjørnet slik det ser ut nå. Vi har derfor gått nærmere inn på de mest aktuelle områder for anvendelse av oppsamlet slam. ... -
A machine vision system for tracking population behavior of zooplankton in small scale experiments: a case study on salmon lice (Lepeophtheirus salmonis Krøyer, 1838) copepodite population responses to different light stimuli
Kvæstad, Bjarne; Nordtug, Trond; Hagemann, Andreas (Journal article; Peer reviewed, 2020-06-25)To achieve efficient and preventive measures against salmon lice (Lepeophtheirus salmonis Krøyer, 1838) infestation, a better understanding of behavioral patterns of the planktonic life stages is key. To investigate light ... -
Nye muligheter for verdiskaping i Norge
Størseth, Trond Røvik; Kaspersen, Jon Harald; Størseth, Trond Røvik; Kaspersen, Jon Harald; Sletta, Håvard; Skjermo, Jorunn; Hagemann, Andreas; Sheridan, Edel; Røkke, Nils; Sørum, Lars; Shmueli, Andrea; Rødseth, Ørnulf J.; Kvamstad-Lervold, Beate; Lødeng, Rune; Tschentscher, Roman; Bjørgen, Astrid; Heyn, Richard; Dahl, Nina; Ringdalen, Eli; Hovland, Jon; Helness, Herman; Handå, Aleksander; Grande, Carlos A.; Wærnes, Ole; Høgaas, Per Helge; Alnæs, Lisbeth; Eidem, Per A.; Røkke, Nils; Bruaset, Stian; Sivertsen, Edvard; Rüther, Petra; Time, Berit; Slapø, Fredrik (SINTEF rapporter;, Research report, 2019-08)Denne rapporten er levert av SINTEF på oppdrag fra NHO. Den er en del av et større utredningsarbeid – «Veikart for fremtidens næringsliv». I dette arbeidet deltar SINTEF med beskrivelser og analyser knyttet til sentrale ... -
Ova lipid profiling and egg quality in wild and captive lumpfish, Cyclopterus lumpus (Linnaeus, 1758)
Hansen, Bjørn Henrik; Kjørsvik, Elin; Malzahn, Arne; Sarno, Antonio; Kulild, Ole Martin; Farkas, Julia; Nordtug, Trond; Rye, Rebecca; Kvæstad, Bjarne; Lein, Ingrid; Hagemann, Andreas (Peer reviewed; Journal article, 2022)Lumpfish (Cyclopterus lumpus) serves an important role as cleaner fish for removing salmon lice in salmon aquaculture. For this use, cultivated lumpfish are preferred over wild-caught fish to avoid overexploitation of ... -
Responses and preferences of salmon louse (Lepeophtheirus salmonis Krøyer 1836) copepodids to underwater artificial light sources
Nordtug, Trond; Kvæstad, Bjarne; Hagemann, Andreas (Peer reviewed; Journal article, 2021)The ectoparasitic salmon louse (Lepeophtheirus salmonis, Krøyer 1836) remains a major disease problem and cost driver in commercial Atlantic salmon (Salmo salar L) farming and is also implicated in the decline of wild ... -
The role of manipulating photoperiod and temperature in oocyte development of the polychaete hediste diversicolor (O.F. Müller, 1976)
Wang, Haiqing; Hagemann, Andreas; Malzahn, Arne; Handå, Aleksander; Uhre, Marianne; Kjørsvik, Elin; Reitan, Kjell Inge (Journal article; Peer reviewed, 2020-12-08)Three different experiments were conducted to examine the oocyte development of the polychaete Hediste diversicolor in response to changing photoperiod and temperature at three different periods of oogenesis. In experiment ... -
STARTRENS – Optimalisert startfôring av rensefisk. Sluttrapport for FHF-prosjekt 901561
Hagemann, Andreas; Malzahn, Arne; Hansen, Bjørn Henrik; Ribicic, Deni; Sarno, Antonio; Kjørsvik, Elin; Vu, Tu Anh; Jager, Tjalling (SINTEF rapport;2021:01411 A, Research report, 2022-11-29)Dette er den faglige sluttrapporten for prosjektet "STARTRENS – Optimalisert startfôring av rensefisk" som ble finansiert av Fiskeri- og havbruksnæringens forskningsfinansiering (#901561). Rensefisk har en sentral rolle i ... -
Testing a simple energy-budget model for yolk-feeding stages of cleaner fish
Jager, Tjalling; Malzahn, Arne; Hagemann, Andreas; Hansen, Bjørn Henrik (Peer reviewed; Journal article, 2022)The use of cleaner fish is an environmentally-friendly approach to combat the salmon louse, threatening commercial salmon farming. Dynamic Energy Budget (DEB) modelling helps understand the bioenergetics of early life ... -
Vannkvalitet og startfôring av rognkjeks - Effekt av fôring med levende copepoder i tidlige faser (FHF prosjekt nr 901174)
Dahle, Stine Veronica Wiborg; Hagemann, Andreas; Attramadal, Kari; Kjørsvik, Elin; Bardal, Tora (SINTEF Ocean report; OC2017 A-029, Research report, 2017)I oppdrett av rognkjeks benyttes fonnulert tønfor av små partikler fra start, som gir mye forspill i karene. Høy og varierende organisk belastning i systemet gir grobunn for oppblomstring av opportunistiske bakterier som ...