Bjorn Erik Olsen. There was a Planet Money episode on it (and pretty sure it's been posted here before): https://www.npr.org/2015/09/18/441530790/how-the-desper

Bjorn Erik Olsen. There was a Planet Money episode on it (and pretty sure it's been posted here before): https://www.npr.org/2015/09/18/441530790/how-the-desperate-norwegian-salmon-industry-created-a-sushi-staple https://www.npr.org/2015/09/18/441530790/how-the-desperate-n... And here's a little bit more detail on it: https://www.norwayexports.no/norways-introduction-of-salmon-sushi-to-japan/ https://www.norwayexports.no/norways-introduction-of-salmon-...