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Spotting Cheetahs: Identifying Individuals by Their Footprints
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Global seafood consumption footprint.

Jordi Guillen1, Fabrizio Natale2, Natacha Carvalho3

  • 1European Commission, Joint Research Centre (JRC). Unit D.02 Water and Marine Resources Unit, Sustainable Resources Directorate, Via E. Fermi 2749, 21027, Ispra, Italy. jordi.guillen@ec.europa.eu.

Ambio
|May 31, 2018
PubMed
Summary
This summary is machine-generated.

Countries must track seafood consumption, not just production, for global food security. This study introduces the seafood consumption footprint to assess supply chain sustainability and environmental impact.

Keywords:
AquacultureConsumption footprintFish meal and fish oilFisheriesMulti-region input–output model

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Area of Science:

  • Marine Biology
  • Environmental Science
  • Sustainable Development

Background:

  • Growing global population and climate change threaten food security and fisheries.
  • Stagnant capture fisheries and increasing aquaculture necessitate new approaches to resource management.
  • Current metrics often focus on national production, overlooking consumption impacts.

Purpose of the Study:

  • To develop a methodology for assessing the sustainability of seafood consumption.
  • To introduce the concept of the seafood consumption footprint.
  • To analyze the environmental impact of global seafood supply chains.

Main Methods:

  • Developed a multi-regional input-output model to estimate seafood consumption footprints.
  • Reconstructed global fish biomass flows within national supply chains.
  • Quantified seafood consumption footprints at global, national, and sectoral levels.

Main Results:

  • Estimated the biomass of domestic and imported seafood required for national consumption.
  • Identified the impact of seafood supply chains across national boundaries.
  • Accounted for biomass supply from beyond national borders, including fishmeal and fish oil.

Conclusions:

  • The seafood consumption footprint provides a comprehensive measure of seafood sustainability.
  • Shifting focus from production to consumption is crucial for food security.
  • This methodology offers insights into resource competition and environmental accountability.