Bluefin vs. Yellowfin Tuna: Looks, Taste, and More

Studying Time: 4 minutes

For large recreation anglers, fishing for Bluefin and Yellowfin Tuna is nearly as good because it will get. Not solely are the 2 unbelievable fighters, however their culinary worth can be off the charts. Bluefins and Yellowfins can typically look very related, and on high of that, they typically share widespread habitats. This may make it tough to inform the distinction between Bluefin vs. Yellowfin Tuna. However don’t fear, this fast information will aid you inform them aside very quickly.

Are you able to guess which Tuna that is?

As it’s possible you’ll know, Bluefin Tuna is definitely not a single species. It’s a gaggle of three distinct species of fish. These are the Atlantic, Pacific, and Southern Bluefin. To maintain issues easy, we’ll deal with evaluating the 2 forms of Bluefin which might be most widespread and mostly confused with Yellowfin Tuna. These are the Atlantic and Pacific Bluefin Tuna.

Earlier than we dissect the variations between Bluefin and Yellowfin Tuna, we’re going to try the place yow will discover these fish within the ocean. When you already know which waters your favourite fish inhabits, scroll all the way down to the Look part.


Yellowfin Tuna

Yellowfin Tuna are widespread around the globe. Though they largely swim past the continental cabinets, Yellowfins additionally strategy shallower waters when the temperatures are greater. They’re typically seen prowling round mid-ocean islands. Usually talking, Yellowfins choose extra temperate waters in comparison with Bluefins.

Within the japanese Pacific, Yellowfins are discovered across the Hawaiian archipelago, in addition to many islands off Baja California. This is the reason they’ve develop into a favourite catch on California lengthy vary fishing journeys.

That’s one bucket record Yellowfin.

On the Atlantic facet, yow will discover Yellowfin from Nova Scotia all the way down to North Carolina. Additional to the south, they’re discovered all through the Caribbean, in addition to round Bermuda, The Azores, The Canary Islands, Saint Helena, and Ascension Island to the east. Yellowfins additionally inhabit the waters round South Africa and Madagascar, in addition to the shores of Western Australia.

Bluefin Tuna

You will discover Atlantic Bluefins all through the Atlantic Ocean. They largely preserve to North America’s japanese shoreline, with one portion of the inhabitants migrating to the Mediterranean, and the opposite to the Gulf of Mexico to spawn.

Pacific Bluefins are equally widespread all through the Pacific Ocean. As juveniles, they make a protracted swim from the shores of Japan to the western Pacific. Right here, they swim from Washington state all the way in which all the way down to Mexico. After a number of years of maturing, they return to the Philippine Sea and the Sea of Japan to spawn.

That’s quite a lot of data. Let’s sum that up with a visible:


Bluefin Tuna develop considerably bigger than Yellowfin Tuna. The place Bluefins can attain a large 1,000 kilos, Yellowfins normally high out within the 400–500 lb vary. Nonetheless, youthful Bluefins can simply be confused with their grownup Yellowfin kin. Fortunately, there are a number of key options that set them aside:

1. The pectoral fin on a Bluefin Tuna doesn’t attain previous the start of the second dorsal fin. A Yellowfin’s pectoral fin is noticeably longer.

2. The underside of a Bluefin’s physique is silver, with uneven strains. On a Yellowfin, the underside is silver as nicely, however there’s additionally a particular yellow lateral line.

3. The second dorsal fin on a Bluefin is a combination of grey and yellow. On a Yellowfin, the second dorsal fin is vivid yellow.

4. The tail on a Bluefin is darkish blue in coloration, in contrast to the yellow-and-gray mixture on a Yellowfin.

Once more, that is likely to be a bit of tough to know, so let’s check out what these variations really appear like. 

Bluefin vs. Yellowfin Tuna Style

Bluefin Tuna are probably the most prestigious and splendid fish cash should purchase. Due to their scrumptious fatty meat, they’ve develop into a sought-after dish in lots of high-end eating places. They’re the proper alternative for sashimi or Tuna steak. In Japan, an area restaurant chain just lately purchased a single Bluefin for a whopping $3 million! 

You’ll be able to largely discover Bluefin Tuna in eating places as of late. Generally, yow will discover Bluefin in supermarkets, however these are possible farmed, missing the standard and richness of taste wild-caught Bluefins have.

Sliced uncooked Bluefin Tuna kiriotoshi

Compared to Bluefin Tuna, Yellowfin Tuna meat is leaner, with a lighter style. Whereas it might lack the coveted fats content material of Bluefin Tuna, Yellowfin meat continues to be of nice high quality. Yellowfin meat is nice for sashimi and steaks. You can too discover Yellowfin Tuna in tins. Whichever kind you discover it in, you’ll discover that Yellowfin meat is significantly extra reasonably priced than that of Bluefin.


One of the vital variations between Bluefin and Yellowfin Tuna is their conservation standing. Whereas Yellowfin Tuna will be present in relative abundance all through their vary, Bluefin Tuna are a unique matter solely.

Due to their scrumptious meat, some Bluefin subspecies have been overfished to the brink of extinction. Because of this, the Worldwide Union for Conservation of Nature (IUCN) has listed Atlantic Bluefin Tuna as “endangered” and Southern Bluefin Tuna as “critically endangered”.

Due to this fact, should you’re shopping for Tuna for meals, we urge you to all the time be sure you’re making probably the most sustainable alternative.

So there you could have it – now you understand how to inform Bluefin and Yellowfin Tuna aside. All it’s important to do now’s catch one!

What’s your favourite Tuna species? Have you ever ever caught a Tuna? Tell us within the feedback under.

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