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Oceans and fisheries
  • Project

Franchising the future of seaweed

Swedish start-up KOASTAL is pioneering a franchise model for large-scale sustainable sugar kelp farming, helping newcomers overcome entry barriers to the seaweed sector.

Sugar kelp in port
©KOASTAL

To overcome the challenges of high production costs relative to market prices and the short harvest season in seaweed farming, KOASTAL leverages fishers’ existing infrastructure and builds a network of farms, creating a more efficient and sustainable production and logistics system.

Since 2022, the KOASTAL supports a franchise model for sustainable sugar kelp farming, aiming to integrate seaweed cultivation into the seafood value chain. With six farms in operation and ten permits secured, KOASTAL provides small-scale actors, especially fishers, with turnkey support, including permits, equipment, seedlings, training, and a crop buy-back guarantee. This enables income diversification during the winter harvest season while reducing production risks and promoting sustainable aquaculture.

At the same time, KOASTAL ensures consistent, high-quality seaweed supply to large-scale buyers by coordinating production across its network of farms, lowering risks for both producers and customers.

Results

  • 6 farms and 10 permits for seaweed aquaculture established along Sweden’s west coast
  • 1 digital platform developed offering training, guidance, and logistics tools for franchisees
  • Expansion of the model to other Swedish regions

Contact

Samuel Amant

Name
Samuel Amant
Organisation
KOASTAL AB
Email
Samuelatkoastal [dot] se