Does aquaculture really need a heat-tolerant salmon to adapt to rising ocean temperatures?

With rising ocean temperatures, are efforts to breed a heat-resistant salmon a race against nature? Or does the ideal fish for tropical aquaculture already exist? 

Boutique fish farms in Brazil
Article image for Boutique fish farms in Brazil

Innovation & Investment

Boutique fish farms in Brazil

In combination with the availability of coastal areas with favorable environmental and labor conditions, Brazil’s affluent market for seafood could support expansion of a niche aquaculture sector: boutique farming.