Tuna are more than just a popular sandwich filling or sushi favorite, they’re fast, powerful, and play a big role in ocean ecosystems. Found in warm seas around the world, these mighty fish are built for speed and endurance, with some species migrating thousands of miles each year. Tuna are also vital to global diets and economies, making them one of the most commercially valuable fish.
Click through the gallery for some fascinating facts about these impressive ocean swimmers.