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42 highlights from research on closed aquaculture systems

In order to have impact on the development of aquaculture, the applied knowledge we create need to have…

Final report summing up CtrlAQUA

CtrlAQUA SFI came to its end 31st March 2023, after eight yeaers with exiting and high-level industry relevant…

Partial success with closed technologies

RAS has almost become an off-the-shelf product, while semi-closed facilities at sea still have a way to go.…

Final annual report of CtrlAQUA

This annual report marks the end of eight years of research and innovation in CtrlAQUA SFI. “I believe…

Sensitive nose when exposed to toxic gas

Hydrogen sulphide (H2S) poses an acute fatal risk to salmon that are farmed in facilities using recirculated seawater.…

Scientists have developed a health test for smolt

Salmon that have to adapt from a life in fresh water to a life in seawater need a…

Meet three CtrlAQUA students

An important task for an SFI is to educate students. In 2021 the three PhD students John Davidson,…

Two pieces of fish health advice

Written by: Reidun Lilleholt Kraugerud for the CtrlAQUA Annual Report 2021 The fact that there are few salmon lice…

Annual report 2021 for CtrlAQUA is ready

In the newly released annual report of CtrlAQUA for 2021, focus has been placed on to what extent…

Time of year for sea transfer decides RAS strategy

Raising large salmon smolt in Recirculating Aquaculture Systems (RAS) is pioneering work. Therefore, fish farmers have requested research…

PhD in quality of sensors

March 16 2022, student Xiaoxue Zhang defended her PhD thesis titled “The development of antifouling materials with potential…

A lot to save from targeted UV

UV light can kill 99.9 percent of bacteria and viruses found in the inlet water of aquaculture facilities.…

Working for cutting energy use in a growing industry

Written by: Reidun Lilleholt Kraugerud for the CtrlAQUA Annual Report 2020 With the pace of new land based salmon…

Few lice, but major R&D efforts are still required regarding closed sea-based facilities

Written by: Reidun Lilleholt Kraugerud for the CtrlAQUA Annual Report 2020 Cermaq has now started the third round of…

Annual report 2020 for CtrlAQUA released

The CtrlAQUA annual report for 2020 is now released, presenting an update on the latest development in research…

New knowledge about disinfection of RAS facilities

Written for Nofima by Jon-Are Berg-Jacobsen New research shows that land-based recirculation facilities for salmon farming in Norway…

A vegetarian with a PhD in fish

By: Per Haakon Stenhaug at Krüger Kaldnes: telephone +47 415 77 368 The Process Engineer Sharada Navada (30) does…

Documenting effect of light on salmon performance

Nofima scientists studied the effect of LED light on salmon performance in closed-containment recirculated aquaculture systems. So far,…

“Smolt production in the future” goes digital

Audience from all over the world are virtually welcome to the aquaculture town of Sunndalsøra and the webinar…

Another piece in place about the salmon’s requirements in closed facilities

Scientists have determined that salmon post-smolts tolerate similar level of ozone in brackish water as they do in…

A doctoral degree outside the norm

Written by: Reidun Lilleholt Kraugerud for the CtrlAQUA Annual Report 2019 An experienced researcher will earn his Doctoral degree…

Two new technology partners

Written by: Reidun Lilleholt Kraugerud for the CtrlAQUA Annual Report 2019 CtrlAQUA has welcomed two new technology suppliers as…

Spotlight on a deadly gas, disease and puberty

During the lifetime of a Centre for Research-Based Innovation (SFI), there is a high probability that new challenges…

Rapid implementation of innovation

Even before the results of the CtrlAQUA project about optimal production regimes appeared in any report, Grieg Seafood…

Annual report for 2019 is here

The CtrlAQUA annual report for 2019 is now released, presenting an update on the latest development in research…

Muscles grow in strong currents

It is well known that smolt grow faster in recirculation systems when the current increases. CtrlAQUA researchers have…

Ideal onshore fish farm tanks

How can we ensure decent swimming conditions and even distribution of oxygen and feed in the massive tanks…

Fact sheets for implementing research in industry

We have made a few fact sheets about the research and more are in progress.  A CtrlAQUA fact…

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Fish health must be a key consideration when developing new fish farming technology

Closed-containment onshore fish farming systems are being heralded as the answer for farmed salmon, but we need to…

Student blog about water quality in RAS

NTNU student Ingrid Naterstad Haugen at CtrlAQUA has blogged about an instrument measuring iron and copper content, that…

Film about student experiment on sensor shutter

In this film, PhD student Xiaoxue Zhang in CtrlAQUA shows a piece of the methodology behind her research,…

Annual report 2018

Now CtrlAQUA is half way through the lifetime of the centre, which is from 2015 to 2023. For…

Research and industry well established in the international arena

Chris Good has seen US land-based salmon farming begin to take off during the four years since CtrlAQUA…

Many students being educated in CtrlAQUA

Researcher education is an area in which CtrlAQUA can undoubtedly claim success, just half way through the centre’s…

Are closed containment aquaculture the only solution?

There is a growing interest in closed containment aquaculture (CCA). Many want to know more, and the questions…

Safer transfer to the sea

More knowledge about barrier functions in post-smolt salmon can improve fish health and save the aquaculture industry millions.…

Research to improve fish health

Stress slows wound healing in fish, according to doctoral work done by Lene Sveen at Nofima. Sveen defends…

Discussed how to produce smolt in the future

330 participants from 10 countries joined the fifth conference on recirculation in aquaculture at Sunndalsøra at the CtrlAQUA…

Best presentation award on sea lice detection

Nhut Tran in CtrlAQUA was awarded best presentation at conference about electronics engineering in Vietnam. His presentation was…

Knowledge Update: Future Smolt Production

It’s been ten years since the first Smolt Production in the Future conference took place in Sunndalsøra, Norway.…

Student interview: Amazed by the future of closed systems

Patrik Tang is a PhD student who is linking several projects in CtrlAQUA. His key topic is to…

Student interview: Faster, more reliable ammonia analysis

Master’s student at the Norwegian University of Science and Technology (NTNU), Kristin Søiland has done experiments at Nofima’s…

Interview: Better innovation in a Center partnership

Written by Reidun Lilleholt Kraugerud for the annual report 2017 of CtrlAQUA. “We all know that research yields…

Interview: The fish comes first

Written by Reidun Lilleholt Kraugerud for the annual report 2017 of CtrlAQUA. “Once we have control over the…

Annual report 2017

In its third year, scientists, farmers and technology suppliers at the CtrlAQUA Centre have researched and acquired new…

Large smolt not always best

Project leader Trine Ytrestøyl. Photo: Terje Aamodt © Nofima. Researchers at CtrlAQUA are working…

Film about student experiment on biofilters

PhD student Sharada Navada in CtrlAQUA shows her research, which is about technology in indoor aquaculture. She investigates…

Opportunities for Norwegian players in America

Opinion article by Øyvind Fylling-Jensen, Nofima (Norway) and Steven Summerfelt, Conservation Fund (USA). The past five years have…

New leader in CtrlAQUA

Åsa Espmark is the new Centre Director of CtrlAQUA. She takes over from Bendik Fyhn Terjesen who has…

Closed-containment aquaculture in workshop in Canada

CtrlAQUA partner Freshwater Institute hosted the Aquaculture Innovation Workshop in Vancouver with 185 participants 29-30 November. CtrlAQUA research…

First PhD degree in CtrlAQUA

New PhD thesis shows that salmon kept in closed-containment fish farms on shore have better welfare in brackish…

Student interview: “Biological water treatment in fish farms can be optimized”

Sharada Navada is a process engineer from India who, after working a couple of years in the USA…

Student interview: She compares open cages to closed systems

One of the main issues with closed-containment systems is that they incur higher investment costs than traditional rearing…

Student interview: “We need to chase high water quality”

Written by Reidun Lilleholt Kraugerud for the annual report 2016 of CtrlAQUA. Xiaoxue Zhang is a PhD student…

Interview: The technology founder in Vestfold

Written by Reidun Lilleholt Kraugerud for the annual report 2016 of CtrlAQUA. In office premises in Horten, in…

Interview: The fish farmer at Bømlo

Written by Reidun Lilleholt Kraugerud for the annual report 2016 of CtrlAQUA. Bremnes Seashore is building recirculating aquaculture…

Interview: The equipment manufacturer from Trøndelag

Written by Reidun Lilleholt Kraugerud for the annual report 2016 of CtrlAQUA. The first company out as an…

Annual report 2016: An innovative year for CtrlAQUA

In its second year, scientists, farmers and technology suppliers at the CtrlAQUA Centre have researched and acquired new…

Japanese and Norwegian researchers and students were welcomed at Lerøy Seafood’s smolt facility in Bjørsvik. Photo: Lerøy Seafood.

International collaboration gives better fish farming

For Norway to be the best at closed-containment aquaculture systems (CCS) for salmon, we need knowledge from the…

New trials: improved fish health and more efficient production

Written by Andreas R. Graven, Uni Research Less stressed fish as well as shorter production periods, make salmon farming…

Blog post from Steve Summerfelt about the HYDRO project

This text was first published at Steve Summerfelt’s LinkedIn profile 14 April 2016. CtrlAQUA  is a center for…

First annual report

This annual report covers activities during the first nine months of the center. In 2015, 14 projects were…

Two scientists eager to develop the aquaculture industry

Ambitions are high, funding is available and the technology is well on the way when it comes to…

Research centre on closed-containment systems for Atlantic salmon opened

Four Norwegian research institutions, two outside of Norway and several industry partners from technology and the aquaculture industry…

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Nofima to host Centre for Research-based Innovation

Nofima is one of 17 institutions chosen recently to become hosts for Centres for Research-based Innovation (SFI). The…