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Green seaweeds in a tank cultivation.
The green algae Sea lettuce has great potential to be processed into a nutritious raw material for new sustainable food products.
Photo: Susanne Liljenström
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SUSWEED - Sustainable use of marine and industrial waters to unlock the potential of seaweeds as a future food source

Research project

Short description

Cultivated macroalgae represent a promising opportunity to feed a growing global population - without further straining the availability of clean fresh water. No fertiliser is required; instead, seaweed farming has a net uptake of dissolved nutrients and thus counteracts eutrophication. The goal of the SUSWEED project is to utilise the great potential of Swedish seaweed as a future sustainable food source. This is achieved through new cultivation techniques for sea lettuce (Ulva fenestrata) and dulse (Palmaria palmata) in the sea, but also as part of a system where process water from the food industry is purified from nutrients. Harvested seaweed will be processed into nutritious and safe raw materials that can be used in new, tasty food products.

Participating researchers

Henrik Pavia, Department of marine sciences, University of Gothenburg

Gunilla Toth, Department of marine sciences, University of Gothenburg

Ingrid Undeland, Department for life sciences, LIFE, Chalmers University of Technology

Barbro Kollander, Swedish Food Agency

Göran Nylund, Nordic Seafarm

Ilia Rodushkin, ALS Scandinavia AB, Luleå

Murat Mirata, Department of Management and Engineering (IEI), Linköping University

Martin Kuhlin, Sweden Pelagic

Krishan Kent, Marenor Seafood AB