Salmon Skinless is good but still has grey fatty deposit so not perfect for sushi Yama seafood comes pristine.
Wild Ahi Tuna Sushi Saku Block (10oz avg)
Nordic Catch Premium Meat & Seafood Bundles Bundles are subject to substitutions...
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Nordic Catch
Wild-caught AAA-grade ahi tuna, cut as a pristine saku block for sushi and sashimi. Clean flavor, vibrant color, and full control over every slice—restaurant quality at home.
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Our AAA Grade Yellowfin Tuna Saku Block is expertly cut for sushi and sashimi, delivering clean flavor, vibrant color, and consistent texture in every slice. Each 10oz saku block is precision-trimmed, skinless, and bloodline-free—ready for professional results at home or in a restaurant setting.
Sourced from high-quality Yellowfin Tuna and frozen at peak freshness. The result is a firm yet tender texture with a mild, clean taste that’s ideal for sushi, poke, sashimi, or seared preparations.
This is the same format used by sushi bars and fish markets for portion control, presentation, and reliability.
Keep frozen until ready to use. Thaw slowly under refrigeration for best texture and appearance. Once thawed, use promptly for optimal quality.
If you’re looking to buy Yellowfin tuna saku online, this AAA Grade, premium frozen block offers professional-grade consistency, flavor, and performance—trusted by chefs and perfect for serious home cooks.
Each saku block can range from 8-12oz, but typically averages 10oz.
Saku block is boneless and skinless.
AAA Grade Ahi Tuna Saku - the highest grade for Ahi Tuna
YELLOWFIN Tuna is rated "Best Choice" by Monterey Bay Aquarium Seafood Watch program.
Populations are healthy, and there is no overfishing of the species.
Download report here!
Thaw slowly (like overnight in the refrigerator).
Slice for sushi, or dice in cubes for poke!
Try it with our poke sauce!
Thunnus albacares

Nordic Catch offers several premium tuna species for sushi, sashimi, and grilling.
Different tuna varieties offer unique flavor and texture profiles. Here's how the most popular sushi-grade tuna compare.
| Tuna Type | Flavor | Texture | Best Use |
|---|---|---|---|
| Yellowfin (Ahi) | Clean, mild ocean flavor | Firm and lean | Searing, grilling, poke bowls |
| Bigeye Tuna | Richer and slightly buttery | Softer with more fat | Sashimi, sushi, nigiri |
| Bluefin Toro | Extremely rich and buttery | Very fatty and melt-in-your-mouth | Premium sushi and sashimi |
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Overall rating: 4.6 / 5 from 20 reviews.
Salmon Skinless is good but still has grey fatty deposit so not perfect for sushi Yama seafood comes pristine.
Peter W. 5/5 Verified
Wild Ahi Tuna Sushi Saku Block (10oz avg)
Store owner replied: Hey Peter! Really appreciate the feedback. We took this seriously and have since tightened our spec for the salmon loins. Happy to report that our last two production runs came out much cleaner, with virtually all of the grey fatty layer removed. Feedback like this genuinely helps us improve, so thank you for taking the time to share it and for your support. Nordic Catch
It was fantastic!
Toni B. 5/5 Verified
Love this Tuna. Will be buying again. I see why food Network said they are the best mail order sashimi.
Karl B. 5/5 Verified
Extremely fresh! Some of the best fish I’ve ever had!
Kevin W. 5/5 Verified
Delicious tuna, so easy to prepare. A light, delicious dinner.
Cora R. 5/5 Verified
Perfect size to cut in half and keep half frozen. Wife and I split the defrosted half. We lived in Hawaii for forty years, so we are spoiled. This was one of the best ahi blocks we've found for delivery. Good job.
David R. 5/5 Verified
Extremely fresh. Everyone loved it. Will buy again.
Scott M. 5/5 Verified
Good. Very soft
Sagy T. 4/5 Verified
Awesome company to deal with! Thanks!!!
Jerry L. 5/5 Verified
Always fresh and delicious! Extremely well-packaged. I know if i order from Nordic Catch everything will always be fabulous!
Scott R. 5/5 Verified
The ahi was much more fishy in taste then anything I’ve ever had before. Also seems like color was added as it was discharging a watery pinkish color liquid for well over 4 hours after thawing, opening, patting dry and letting sit on a plate in the fridge
Christopher J. 2/5 Verified
We ordered a wide variety of fish for a sushi night with friends. It was all top notch with great flavor except the Ahi. It had a mushy texture compared to what you would expect, it also had a much fisher flavor then any other Ahi I’ve had. The color looks great until you leave it on a plate in the fridge for 2-3 hours and realize the color is most likely added. After thawing in the fridge for 2 days, then removing from the package and patting dry it continued to weep a pink liquid consistently. None of the other tuna variety’s we ordered did this. Overall we enjoyed our order with the exception of the Ahi, we ended up throwing about 85% of it away.
Chris S. 3/5
I made this “cake” for my friend using fresh salmon from Xianyun, and words can’t even describe how delicious it is. Just look at those beautiful marbled lines of salmon — you can tell how incredibly fresh and tasty it is.
Zhiyan F. 5/5 Verified
Haven’t used it yet to say. Looks good not consistent in size though. Hope it didn’t spoil with delivery being delayed
Linda E. 4/5 Verified
Butter smooth sushi grade.
Donald W. 5/5 Verified
What a great find! Almost every mail order service has astronomical shipping rates. Not Nordic! Reasonable rates for the amount of products was encouraging. The quality of the product is outstanding. I will continue to purchase products from them moving forward. Great job Nordic!
David S. 5/5 Verified
Great taste
Patrick M. 4/5 Verified
Arrived frozen, taste was excellent!
Mike O. 5/5 Verified
We chose a Japanese theme this year for our Thanksgiving dinner. We had nigiri and sashimi as well as other fixings. The tuna was fresh and flavorful. Worked well with the salmon, yellowtail, scallop, shrimp, red snapper (all Nordic sushi grade).
Suzanne A. 5/5 Verified
This makes cutting for sashimi easy!
Julian P. 5/5 Verified