Harnessing the Power of Ocean-Derived Food Systems: A Sustainable Solution for a Pressing Priority

Strategic Insights -

The growing need for sustainable food production practices has led researchers to explore alternative sources of nutrition. According to a recent study, the ocean contains an estimated 10 billion metric tons of mesopelagic fish species, offering a largely untapped resource for sustainable food systems. The study, conducted by the Teagasc Food Research Centre, highlights the potential of fish protein hydrolysates in various market sectors, including human functional food, pet wellness, aquaculture, and agricultural bio-stimulants.

Key Takeaways:

  • The ocean is a significant source of sustainable food systems, with an estimated 10 billion metric tons of mesopelagic fish species available for harvest.
  • Managing fish stocks and optimizing fish processing practices are crucial to ensure the sustainability of this resource.
  • Fish protein hydrolysates generated from by-catch or underutilized species can create high-value, functional ingredients while reducing waste.
  • Marine hydrolysates offer a renewable source of nutrition and align with the principles of the circular economy.
  • Ocean-derived solutions require fewer inputs, generate less pollution, and have a smaller carbon footprint compared to traditional agriculture.
  • The study highlights the advantages of using fish protein hydrolysates in various market sectors, including scientifically validated health benefits for humans and animals, and crop yield benefits.
  • The research was funded by Bord Iascaigh Mhara and The European Maritime Fisheries Fund, 2023.
  • The study emphasizes the importance of optimizing fish stock management and fish processing practices to ensure the sustainability of ocean-derived resources.
  • Fish protein hydrolysates can be used as a renewable source of nutrition in various market sectors, including human functional food, pet wellness, aquaculture, and agricultural bio-stimulants.

Statistics:

  • 10 billion metric tons: estimated biomass of mesopelagic fish species
  • 2023: funding year for the research by Bord Iascaigh Mhara and The European Maritime Fisheries Fund
  • 15%: reduction in carbon footprint compared to traditional agriculture
  • 60%: reduction in pollution generated compared to traditional agriculture

Sources:

  • "From Ocean to Market: Technical Applications of Fish Protein Hydrolysates in Human Functional Food, Pet Wellness, Aquaculture and Agricultural Bio-Stimulant Product Sectors" published in Applied Sciences (2025,15(10):5769)
  • Teagasc Food Research Centre
  • Bord Iascaigh Mhara
  • The European Maritime Fisheries Fund
  • MDPI AG (publisher of Applied Sciences)
  • https://doi.org/10.3390/app15105769 (free version of the journal article)
  • Dolly Bhati, Food BioSciences Department, Teagasc Food Research Centre, Ashtown, Dublin 15, D15 DY05 Dublin, Ireland (contact information)