• Autonomous Monitoring and Inspection Operations with UUVs in Fish Farms 

      Kelasidi, Eleni; Su, Biao; Caharija, Walter; Føre, Martin; Pedersen, Magnus Oshaug; Frank, Kevin (Peer reviewed; Journal article, 2022)
      In this study, a general control framework for autonomous operations in highly complex and dynamically changing environments such as fish farms is proposed and experimentally validated. Since fish farms feature an environment ...
    • Biomonitoring using tagged sentinel fish and acoustic telemetry in commercial salmon aquaculture: A feasibility study 

      Føre, Martin; Frank, Kevin; Dempster, T; Alfredsen, Jo Arve; Høy, Erik (Journal article; Peer reviewed, 2017-08)
      We tested if it is technically feasible to monitor fish in real-time in full-scale commercial fish farms using acoustic telemetry. 31 Atlantic salmon were equipped with acoustic transmitter tags containing depth sensors. ...
    • Determining spatial feed distribution in sea cage aquaculture using an aerial camera platform 

      Lien, Andreas Myskja; Schellewald, Christian; Stahl, Annette; Frank, Kevin; Skøien, Kristoffer Rist; Tjølsen, Jan Inge (Journal article; Peer reviewed, 2019-11)
      Within this paper we describe an unmanned aerial vehicle (UAV) based method to estimate the spatial feed pellet distribution in salmon fish-cages and exploit it within a case study to determine the radial pellet distribution ...
    • Experimental evaluation of hydroacoustic instruments for ROV navigation along aquaculture net pens 

      Rundtop, Per; Frank, Kevin (Journal article; Peer reviewed, 2016-09)
      An ultra-short baseline (USBL) system and a Doppler Velocity Log (DVL) system, both commonly applied for navigation and guidance of underwater vehicles, were tested with respect to their capabilities to support aquaculture ...
    • Heart rate and swimming activity as stress indicators for Atlantic salmon (Salmo salar) 

      Svendsen, Eirik; Føre, Martin; Økland, Finn; Gräns, Albin; Hedger, Richard David; Alfredsen, Jo Arve; Uglem, Ingebrigt; Rosten, Carolyn; Frank, Kevin; Erikson, Ulf Gøran; Finstad, Bengt (Journal article; Peer reviewed, 2021-01-30)
      We investigated the relationship between telemetry measurements of heart rate and swimming activity and the physiological status in farmed Atlantic salmon (Salmo salar) to assess the potential to use telemetry measurements ...
    • An integrated approach for monitoring structural deformation of aquaculture net cages 

      Su, Biao; Kelasidi, Eleni; Frank, Kevin; Haugen, Joakim; Føre, Martin; Pedersen, Magnus Oshaug (Peer reviewed; Journal article, 2021)
      The majority of present marine finfish production is conducted in flexible net cages which can deform when they are subjected to water movements generated by currents. The ability to monitor net deformation is important ...
    • Lusetellingsmetoder i lakseoppdrett - en beskrivelse av dagens status 

      Thorvaldsen, Trine; Frank, Kevin; Sunde, Leif Magne (SINTEF Ocean rapporter;2018:00483, Research report, 2018-04-25)
      Denne rapporten inngår i prosjektet "Utvikling av standardisert tellemetodikk og beregning av luseforekomst". Beskrivelser av dagens lusetellingsmetoder i lakseoppdrett er basert på intervju med ansatte som jobber på ...
    • Løsninger og utfordringer for utøvelse av biomassekontroll i lakseoppdrett 

      Bjelland, Hans Vanhauwaert; Høy, Erik; Rundtop, Per; Frank, Kevin; Sunde, Leif Magne (SINTEF Fiskeri og havbruk rapporter;A23546, Research report, 2012-10-24)
      Funn fra arbeidsområde 4 i forskningsprosjektet EXACTUS Denne rapporten dokumenterer forhold og begrensninger ved bruken av løsninger for biomassekontroll i lakseoppdrett, og baserer seg på funn i arbeidsområde 4 i ...
    • Permanent skjørt for redusering av luspåslag på laks 

      Lien, Andreas Myskja; Stien, Lars Helge; Grøntvedt, Randi; Frank, Kevin (SINTEF Fiskeri og Havbruk;A26790, Research report, 2015-03-06)
      Hovedmålet med prosjektet er å dokumentere effekten av Permaskjørt i forhold til å redusere luspåslag, i tillegg til å dokumentere hvordan innretningen påvirker miljøet i merden, fiskens biologiske forhold og merdens ...
    • Permaskjørt A3–fullskala feltforsøk Dokumentasjon av skjørtets påvirkning på vannstrøm 

      Frank, Kevin; Gansel, Lars Christian; Lien, Andreas Myskja (SINTEF Fiskeri og havbruk rapporter;A24440, Research report, 2013-05-15)
      Påvirkningene av et skjørt på strømbildet rundt en oppdrettsmerd ble testet og dokumentert i fullskala. Selve skjørtet skal skjerme mot lakselus og er en presenning som går ned til 5 m dybde (Permaskjørt) rundt hele merden. ...
    • Permaskjørt og merdmiljø - Permaskjørt A4 

      Frank, Kevin; Lien, Andreas Myskja (SINTEF Fiskeri og Havbruk;A26686, Research report, 2015-01-31)
      Denne rapporten er en leveranse for aktivitet A4 i prosjektet Permaskjørt. Aktivitet 4 har fokusert på påvirkning på merd miljø ved bruk av Permaskjørt som et tiltak for reduksjon av luspåslag. Spesielt hensyn er gitt til ...
    • Precision fish farming: A new framework to improve production in aquaculture 

      Føre, Martin; Frank, Kevin; Norton, Tomas; Svendsen, Eirik; Alfredsen, Jo Arve; Dempster, Timothy David; Eguiraun, Harkaitz; Watson, Win; Stahl, Annette; Sunde, Leif Magne; Schellewald, Christian; Skøien, Kristoffer Rist; Alver, Morten; Berckmans, Daniel (Journal article; Peer reviewed, 2017-11-14)
      Aquaculture production of finfish has seen rapid growth in production volume and economic yield over the last decades, and is today a key provider of seafood. As the scale of production increases, so does the likelihood ...
    • Prediction of size-dependent risk of salmon smolt (Salmo salar) escape through fish farm nets 

      Sistiaga, Manu Berrondo; Herrmann, Bent; Forås, Eskil; Frank, Kevin; Sunde, Leif Magne (Journal article; Peer reviewed, 2020-05)
      The escape of small smolt through farm cage netting is a major challenge faced by the Norwegian salmon farming industry. Escape can occur when the smolt placed in the cages are smaller than the size estimated by the farmers. ...
    • Prediction of size-dependent risk of salmon smolt (Salmo salar) escape through fish farm nets 

      Sistiaga, Manu Berrondo; Herrmann, Bent; Forås, Eskil; Frank, Kevin; Sunde, Leif Magne (Journal article; Peer reviewed, 2020-05)
      The escape of small smolt through farm cage netting is a major challenge faced by the Norwegian salmon farming industry. Escape can occur when the smolt placed in the cages are smaller than the size estimated by the farmers. ...
    • Report for akvARENA 3DOD - 3-dimensional Oxygen distribution in a cage 

      Frank, Kevin (SINTEF Fiskeri og havbruk;A23267, Research report, 2012-02-01)
      An extensive 3D-mesh of O2-probes was deployed in a cage and allows an overview of the O2-content in the whole cage volume. This O2 distribution is statistically analyzed and its gradients discussed in time and location. ...
    • Using acoustic telemetry to monitor the effects of crowding and delousing procedures on farmed Atlantic salmon (Salmo salar) 

      Føre, Martin; Svendsen, Eirik; Alfredsen, Jo Arve; Uglem, Ingebrigt; Bloecher, Nina; Sveier, Harald; Sunde, Leif Magne; Frank, Kevin (Journal article; Peer reviewed, 2018-10-01)
      The aim of this study was to demonstrate the feasibility of acoustic telemetry for monitoring fish during farm operations and gather knowledge about Atlantic salmon responses during crowding and delousing events in a ...