Whether it is tuna from a can or a nice tuna steak, we can all agree that it is one of the most delicious and healthy fishes out there.

Irifune - Akami
Tuna in Japan

What is tuna?

Tuna is a saltwater fish with 15 different species. They grow and thrive in several parts of the world and als vary in appearance, size and longevity. Some tuna can live up to 50 years and weigh up to 500 pounds!

The most popular species for consumption are:

  • Yellowfin– found in tropical waters and also known as (one of the two) ahi tuna
  • Big eye– known for their big eyes, they are also known as the other ahi tuna and live in tropical regions
  • Albacore– also known as longfin tuna and found in temperate waters, used in most canned tuna products with a white flesh
  • Bluefin– found in the Atlantic and Mediterranean sea, it is the largest of the tunas
  • Skipjack– a smaller tuna, but still delicious, lower in mercury and marketed at a “light tuna”, also comes canned and has a white flesh

What are the health benefits of tuna?

Canned or fresh tuna provides many health benefits including:

  • Linked to heart health
  • Linked to lower blood pressure
  • Linked to improved immune system
  • Link to improved skin
  • Linked to cancer reduction
  • High omega-3 fatty acids
  • Low calorie
  • High protein

Can I eat raw or rare tuna?

As long is it handled properly and kept at the correct temperatures, it is safe to eat raw or rare tuna. In fact, most chefs would recommend tuna not be cooked past rare. Some will even refuse if asked to cook it more.

Canned tuna fish is fully cooked (well done).

Recipes that Use Tuna

Teriyaki Ahi Tuna on a white plate with leafy greens

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