Six months ago, Christophe became a seaweed farmer. People laughed at him ... most people are fishermen and have been for hundreds of years, catching enough fish for their families and a little ...

Fish that overconsume seaweed, often called pests. A strong odor also makes them hard to sell. Kanazawa Ryuji uses these to make a distinctive fish sauce, so that no life from the sea goes to waste.

The seaweed in turn is nourished by the excrement of these organisms. Larger creatures such as fish and turtles find plenty to eat amid the sargassum, and they attract bigger predators ...