Fish Farms: Turning Salmon Into Swanky Prisoners Since 1970s

KEY POINTS

  • •Over 763 billion fish farmed worldwide annually as of 2022
  • •2.8 million tons of farmed salmon produced in 2024 by companies like Norway's Mowi
  • •Salmon farming accelerated since 1970s to replace depleted wild populations
  • •Farm-raised salmon lack natural migratory, hunting behaviors, per NYU professor

In a whirlwind domestication sprint rivaling a gold medalist’s dash, humanity went from fishing to "factory farming" over 763 billion fish annually by 2022, with salmon starring in this aquatic circus. Norway's Mowi churned out 2.8 million metric tons of farmed salmon (560 million individuals) who never left their ocean net apartments after a year on land tanks. Missing migration and historic epic hunts for krill in the Labrador Sea, these captive carnivores now gulp pellets in tiny cages, stunting not only their swims but agency, as NYU’s Becca Franks sadly notes. Who knew salmon jail was the newest dietary trend for young American foodies?

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Source: Vox | Published: 11/13/2025 | Author: Kenny Torrella