When you eat salmon or carp or tilapia, you might imagine that the fish had once been swimming free in the wild. In recent years, however, more and more of the world’s seafood have grown up on a farm.

He sits at a red and white checkered table, drinking Michelob Ultra in a frosted stemmed glass with a cigar in his right hand, chewing it slowly. The 87-year-old retired doctor from Hutchinson, Kansas ...

For the last four years, Peterson Munyu, 73, has been putting his efforts towards fish farming with a vigour that has surprised his family and neighbours. Munyu a resident of Iriaini ward in Othaya, ...