How Long Does Tuna Last In Fridge?

Everybody loves tuna for lunch or dinner. But, if it’s tuna salad or a sandwich on the table, then it’s a wish come true. If you would ask me how long does tuna last in fridge? My answer would be it depends, on how to store it! When it comes to tuna, here are some facts which you should know about your fish before you consume it.


Some tuna facts

how long does tuna last in fridge

Tuna is a large fish and can be about 6 feet tall. It can roughly weigh up to 550 pounds on average. Tuna’s color acts as excellent camouflage. The dorsal side is dark blue, matching the ocean floors while the belly is silver-white, matches the surface of the water. If you see from the air or ocean floor respectively, the fish would surely do a marvellous job in camouflaging.

Despite their weight, these fishes are swift swimmers and are carnivores. An average tuna fish can live between 15 to 30 years if left in the wild. There are more than 8 species of tuna, but only 5 of them are considered as a regular protein option. A sliced piece of tuna’s flesh can range from slight pink or nearly white to deep reddish-brown. This depends on the variety of tuna one is consuming. Here is how long does tuna last in fridge.

Things to consider before putting your tuna in the fridge

How long does tuna last in fridge?

While tuna can be enjoyed longer if stored in the fridge properly, there are a lot of factors that determine how long and how fresh tuna will stay inside the refrigerator. Like:

  1. How old is the tuna? (about the day it was caught)
  2. What is the size of the tuna? What is the cutting of the tuna?
  3. At what temperature are you planning to keep the tuna in?
  4. How often is the internal temperature of the fridge affected?
  5. Is the tuna wrapped? Canned? Frozen?
  6. Is the tuna clean? Ready to use or not?
  7. What kind of tuna?
  8. When was it packed?

How long does open canned tuna last in the fridge?

To answer some of those questions, you can store canned tuna for a long time because of two reasons. The first being, it is cooked inside the can and the second, the canned tuna is filled with salt to help in longer preservation. If stored properly, canned tuna can have a shelf life of more than a year. But, that decreases to a week or two once you open the can because it comes in contact with the moisture. The low temperature of the fridge helps to preserve the processed fish longer.

Even though canned tuna is considered to have more calories than fresh tuna, it can be consumed longer because it is treated by canning. Here is how long does tuna last in fridge.

How long does vacuum sealed tuna last in the fridge?

As far as fresh tunas are concerned, you can preserve a fresh piece of tuna for up to 4 days. A day or two longer, if you lightly marinate it with any kind of citric acid, like lemon juice or vinegar.

How long does vacuum sealed tuna last in the fridge?

You can store your fresh tuna in the fridge, by patting dry the fish and them wrapping it with aluminum foil before placing it in the fridge.  You can substitute the aluminum foil by using a clean wrap or any air-tight container also.

How long does prepared tuna fish last in the fridge?

Never leave cooked tuna in the open for more than 2 hours. How to store cooked tuna or tuna salad in the fridge? When storing tuna salads or leftovers, make sure to place them in re-sealable plastic bags. Dividing your leftover tuna or even salad makes it easy to use because one can defrost it according to their needs. Also, the process of freezing becomes easier and faster when stored in small quantities. Here is how long does tuna last in fridge.

How long can you store tuna steak in the fridge?

Well, if you store your tuna steak at a constant temperature of 39 F inside the refrigerator, the meat stays fresh for up to 3 days. 

How long does yellowfin tuna last in the fridge?

Yellow fin tuna, if fresh can last about 2 to 3 days if preserved dry in the fridge. If you want to store fresh tuna, then the best way to do so is by putting the meat on a block of ice. Seal the bag airtight and your fish to good to go for 3 months. You can thaw the fish by putting it in the fridge or by placing it under cold water.  Thawing in the microwave is not advisable.

How long do tuna and mayo last in the fridge?

To increase the shelf life up to 6 days, you can put your tuna and mayo inside air-tight containers and refrigerate them.

How long does raw tuna salad last in the fridge?

You can also store your tuna salad in the fridge by putting it inside air-tight containers. Mark your date, as to when you are storing it. You should consume the food within a week. Here is how long does tuna last in fridge.

You can also checkout – can you freeze tuna?


1. How long do tuna and mayo last in the fridge?

To increase the shelf life up to 6 days, you can put your tuna and mayo inside air-tight containers and refrigerate them.

2. Does tuna go bad in the fridge?

If not stored properly, moisture can enter and make tuna go bad. It is best, you seal your bag or container tight shut so that thre is no room for air. That way, tuna stays fresh longer.

3. How long does prepared tuna last in the refrigerator?

Prepared tuna can last from 3 to 5 days in the refrigerator before it goes bad.
To draw a fair conclusion, tuna has a long shelf life if preserved properly in the fridge. While some can last for 2-3 days, others can go up to 3 months under proper storing guidance. You can now store your cooked tuna or raw tuna for days and enjoy it whenever you want. All you need to do is defrost and heat/cook!

Kelly Anne

Kelly Anne

Hey there, I am Kelly Anne. Thank you for being here. Hope you like the website and it was helpful. I am a working mother of 2. I love to cook and feed people. My hobbies include cooking (obviously), reading, and rock climbing.

With so many machines and accessories in the market to help you cook it become quite overwhelming to choose from. I own a lot of these kitchen equipments and tried out the others. I want the best for my kitchen and I am helping you find the best for yours.

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