Coho, Chum, Chinook, Sockeye, and Pink typically come from wild fisheries in the Pacific, while Atlantic salmon is the type that usually comes from commercial fish farms. Around two thirds of the US's salmon comes from farms, with the majority of those farms located in Chile, Norway, and Canada.

Which salmon is wild caught?

Ask what species of salmon are available, where they were caught, and what the fishing operation is like. King salmon (also called Chinook) is the best of the best in terms of flavor and fat, but it's extremely expensive. Wild Sockeye or Coho salmon are better fish to get comfortable with.

How can you tell if salmon is wild or farmed?

Farmed salmon is lighter and more pink, while wild has a deeper reddish-orange hue. Farmed fish will also a lot more fatty marbling in its flesh—those wavy white lines—since they aren't fighting against upstream currents like wild ones.