Breeding North American salmon with Nick King of SalmoGen Company
SalmoGen Company was first established in 2022 to develop a St. Johns River salmon strain for commercial aquaculture production. The broodstock is being developed at the National Cold Water Marine Aquaculture Center by the U.S. Department of Agriculture (USDA) program in Maine. General manager, Nick King, shares insights about establishing a new salmon genetics company for North America and how the new company is gearing up for its first commercial sale of eggs in fall 2026.
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RASTECH25 recap: RAS is open for business
To celebrate the end of the RASTECH 2025 Conference and Trade Fair, Jean Ko Din sits down with her co-host, Justin Henry, and Howard Tang, CEO of Peritus Capital to talk about takeaways from the show in San Diego, Calif. Justin was session chair of a New Projects session that showcased new innovators in recirculating aquaculture, while Howard hosted the Investors’ Forum to talk about the investment activity in RAS for the past year.
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RASTECH25 keynote: Big or small? The road to profilability
Success in RAS can come in all shapes and sizes. At RASTECH 2025 (June 9-10 in San Diego, Calif., USA), our keynote panel explores how their farms forged their own path of profitability, and on their own terms.Our panelists:Thorsten Vammen is the general manager of FREA Solutions, based in Denmark. FREA AS is fully recirculated facility raising rainbow trout in Felding, Denmark. Located just a few metres from FREA Solutions’ headquarters, the facility has been operating since 2014, producing over 2,800 tonnes of fish annually across two 4,000 m² buildings.Sara Rademaker is the founder and CEO of American Unagi, a glass eel recirculating hashtag#aquaculture farm in Waldoboro, Maine. American Unagi is the first and only producer and processor in the U.S. of locally sourced and harvested American glass eel. The large-scale farm was built in 2023 to produce 240 tonnes annually and plans to double its capacity within the year.Yosuke Kurihara is the co-founder and CEO of ARK Inc. based in London, U.K. and Tokyo, Japan. Established in 2020, the company developed a small-scale, 10-square-metre Closed Recirculating Aquaculture System (CRAS) known as "ARK" that supports off-the-grid aquaculture with solar power generation and a solar hot water supply. There are currently six units installed and in operation in cities across Japan.
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Rethinking fish waste in RAS with Trevor Gent of Alumichem
Trevor Gent, director of Engineered Solutions at Alumichem, delves into the critical role of wastewater treatment in recirculating aquaculture systems (RAS). As a "fish poop expert," he emphasizes the importance of early planning and integration of waste management systems. He discusses various treatment options, highlighting the need for regulatory compliance and market development.
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Growing with smolt RAS with Bendik Fyhn Terjesen at Cermaq Global
Bendik Fyhn Terjesen is the head of Land-Based Innovation and Development at Cermaq Global. He shares how one of the largest traditional salmon net pen companies became a pioneer of recirculating aquaculture technology. He provides insight on how Cermaq has grown its smolt RAS production over the years and where the company's hopes lie for future expansion.
RAS Talk is a podcast about Recirculating Aquaculture Systems (RAS) and land-based aquaculture. RAS Talk is hosted by Jean Ko Din, editor of RASTECH magazine, and Justin Henry, RAS consultant & expert. Each episode welcomes a new guest to discuss sustainable seafood production, technology developments and innovative ideas relevant to this rapidly expanding segment of the aquaculture industry.
Ireland