Blar i SINTEF Open på forfatter "Alver, Morten"
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2019:00075 A - D5.1 Industrial production line for seedlings - MACROSEA WP5
Alver, Morten (SINTEF Ocean rapporter;2019:00075 A, Research report, 2019-01-17)The production process for seedlings of macroalgae is analysed with regard to challenges and bottlenecks associated with industrial scale production. Based on issues identified for each sub-process, an action plan with ... -
Adaptive Underwater Robotic Sampling of Dispersal Dynamics in the Coastal Ocean
Berget, Gunhild Elisabeth; Eidsvik, Jo; Alver, Morten; Py, Frédéric; Grøtli, Esten Ingar; Johansen, Tor Arne (Chapter, 2022)To get a better understanding of the highly nonlinear processes driving the ocean, efficient and informative sampling is critical. By combining robotic sampling with ocean models we are able to choose informative sampling ... -
Automation Concepts for Industrial-Scale Production of Seaweed
Solvang, Torfinn; Bale, Emil Scott; Broch, Ole Jacob; Handå, Aleksander; Alver, Morten (Peer reviewed; Journal article, 2021)In order to industrialize macroalgal cultivation in Norway, new automated methods and solutions for seeding, deployment and harvesting need to be developed. Today's solutions are time and resource demanding, still yielding ... -
Capturing big fisheries data: Integrating fishers’ knowledge in a web-based decision support tool
Kelly, Cian; Michelsen, Finn Are; Reite, Karl Johan; Kolding, Jeppe; Varpe, Øystein; Prytz Berset, Are; Alver, Morten (Peer reviewed; Journal article, 2022)There is increasing interest in utilizing fishers’ knowledge to better understand the marine environment, given the spatial extent and temporal resolution of fishing vessel operations. Furthermore, fishers’ knowledge is ... -
Classification of Aquaculture Locations in Norway With Respect to Wind Wave Exposure
Lader, Pål; Kristiansen, David; Alver, Morten; Bjelland, Hans Vanhauwaert; Myrhaug, Dag (ASME Digital collection;OMAE2017-61659, Chapter, 2017)In Norway there are a total of 1070 registered sites for salmon farming all along the coast. Trends in the aquaculture industry in the recent decade are that salmon farming sites tend to gradually relocate to more wave and ... -
D5.4 State of the art - MACROSEA WP5
Alver, Morten; Solvang, Torfinn; Dybvik, Henrikke (SINTEF Ocean rapporter;2018:00045, Research report, 2018-01-18)The objective of the MACROSEA project is to facilitate industrial scale cultivation of seaweed in Norway. To achieve efficient large scale cultivation, development of cultivation technology is an important component, and ... -
Data assimilation with SINMOD
Alver, Morten; Michelsen, Finn Are (SINTEF Fiskeri og havbruk;A26953, Research report, 2015-05-20)Data assimilation is the process of using measured data to correct the state of a mathematical model. This report documents the data assimilation process implemented in the ocean model system SINMOD, and the tests that ... -
Fish welfare based classification method of ocean current speeds at aquaculture sites
Jónsdóttir, Kristbjörg Edda; Hvas, Malthe; Alfredsen, Jo Arve; Føre, Martin; Alver, Morten; Bjelland, Hans Vanhauwaert; Oppedal, Frode (Journal article; Peer reviewed, 2019-06-06)A major trend in marine aquaculture is to move production to more exposed sites with occasionally rough ocean current events. However, it is unclear whether fish will thrive in these extreme environments, since thorough ... -
Fôrleveranse til oppdrettsanlegg Demonstrasjon DINO – Dynamiske informasjonssystem for operativ beslutningsstøtte i kystsonen
Torsethaugen, Knut; Bjelland, Hans Vanhauwaert; Ellingsen, Ingrid H.; knudsen, øyvind; Alver, Morten; Haugen, Tony Idar; Sanne, Finn Otto; Bjarnar, Morten Lund; Hjøllo, Bjørn Åge; Høylandskjær, Ståle; Flægstad, Frode; Neshaug, Vegard; Ording, Svein (SINTEF Fiskeri og havbruk;A22357, Research report, 2012-02-21)Rapporten beskriver planlegging og gjennomføringen av en tenkt forleveranse til ACE sitt oppdrettsanlegg på Tristein. Hensikten var å vise hvordan teknologi og beslutningsstøttesystem, som er videreutviklet i prosjektet, ... -
Information-driven robotic sampling in the coastal ocean
Fossum, Trygve Olav; Eidsvik, Jo; Ellingsen, Ingrid H.; Alver, Morten; Fragoso, Glaucia Moreira; Johnsen, Geir; mendes, renato; Ludvigsen, Martin; Rajan, Kanna (Journal article; Peer reviewed, 2018-06-08)Efficient sampling of coastal ocean processes, especially mechanisms such as upwelling and internal waves and their influence on primary production, is critical for understanding our changing oceans. Coupling robotic ... -
MACROSEA WP5 - D5.2 Proof of concept on seeding systems
Alver, Morten; Solvang, Torfinn (SINTEF Ocean rapporter;2018:00785 A, Research report, 2018-09-24)This brief report documents the deliverable D5.2 Proof of concept on seeding systems from MACROSEA WP5. By seeding systems we mean the technology used to produce substrate with seedlings ready for deployment at sea. SINTEF ... -
Modelling and simulation of rotary feed spreaders with application to sea cage aquaculture ? A study of common and alternative designs
Skøien, Kristoffer Rist; Alver, Morten; Alfredsen, Jo Arve (Journal article; Peer reviewed, 2018-08)Rotary feed spreaders are extensively used in large scale fish aquaculture and are tasked with distributing pelletized feed in a spatially uniform manner over the water surface. Questions have been raised with respect to ... -
Modelling how the physical scale of experimental tanks affects salmon growth performance
Føre, Martin; Alver, Morten; Alfredsen, Jo Arve; Senneset, Gunnar; Espmark, Åsa Maria Olofsdotter; Terjesen, Bendik Fyhn (Journal article; Peer reviewed, 2018-10-01)In this study, we explored the potential of using mathematical models for studying the effects of physical scale of production units on the growth performance of Atlantic salmon (Salmo salar L.). Atlantic salmon are typically ... -
Modelling the cultivation and bioremediation potential of the kelp Saccharina latissima in close proximity to an exposed salmon farm in Norway
Broch, Ole Jacob; Ellingsen, Ingrid H.; Forbord, Silje; Wang, Xinxin; Volent, Zsolt; Alver, Morten; Handå, Aleksander; Andresen, Kjersti; Slagstad, Dag; Reitan, Kjell Inge; Olsen, Yngvar; Skjermo, Jorunn (Journal article; Peer reviewed, 2013-08-13)A 3-dimensional hydrodynamic-ecological model system (SINMOD) was used to estimate the full-scale cultivation potential of the brown alga Saccharina latissima in integrated multi-trophic aquaculture (IMTA) with Atlantic ... -
Multiscale modelling of cage effects on the transport of effluents from open aquaculture systems
Broch, Ole Jacob; Pascal, Klebert; Michelsen, Finn Are; Alver, Morten (Journal article; Peer reviewed, 2020-03-23)Most Atlantic salmon mariculture operations use open sea cages for the grow out phase. The ultimate fate and effects of the effluents and the possibilities of disease transfer between fish farms are major concerns for ... -
Numerical Integration and Interpolation in Marine Pollutant Transport Modelling
Nordam, Tor; Brönner, Ute; Skancke, Jørgen; Nepstad, Raymond; Rønningen, Petter; Alver, Morten (Chapter, 2018)Transport modelling of oil and other chemicals in the ocean relies on information on curret velocity as a function of position and time, v(x, t). These data will in many cases be supplied from an ocean circulation model, ... -
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 ... -
The kelp cultivation potential in coastal and offshore regions of Norway
Broch, Ole Jacob; Alver, Morten; Bekkby, Trine; Gundersen, Hege; Forbord, Silje; Handå, Aleksander; Skjermo, Jorunn; Hancke, Kasper (Journal article; Peer reviewed, 2019-01-18)We have evaluated the cultivation potential of sugar kelp (Saccharina latissima) as a function of latitude and position (near- and offshore) along the Norwegian coast using a coupled 3D hydrodynamic-biogeochemical-kelp ... -
Tuning and Development of an Individual-Based Model of the Herring Spawning Migration
Kelly, Cian; Michelsen, Finn Are; Kolding, Jeppe; Alver, Morten (Peer reviewed; Journal article, 2022)Norwegian spring spawning herring is a migratory pelagic fish stock that seasonally navigates between distant locations in the Norwegian Sea. The spawning migration takes place between late winter and early spring. In this ...