“Technology and knowledge, not just of tuna, but farm-raised fish in general, has really improved,” Mabuchi says. “The fish are raised in a clean environment, and not trying to overfeed them ...

However, much of the chain's fresh salmon is farm-raised. If you're ever in doubt ... Read more: The Ultimate Ranking Of Canned Tuna Brands First, let's break down what farmed and wild salmon ...

Eighty to 90% of that is farm-raised, and 95% of that is imported, mostly from Chile and Norway. Gunnar Aasbø-Skinderhaug walks among tanks of fingerling salmon. Each tank contains some 50,000 fish.

Although the animals are raised for food, these farmers strive to provide them with a high quality of life during their lifetimes. Our On The Farm section serves as a resource to those who want to ...