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Fish & Seafood
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Fish & Seafood

How long does canned tuna (opened) last?

Opened canned tuna.

Quick answer
Fridge (40°F / 4°C)
3 days
After opening, transfer to glass/plastic
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Signs canned tuna (opened) has gone bad

  • •Off smell
  • •Discoloration
  • •Bulging can (NEVER eat)

Storage tips

  • ✓Don't store in opened can
  • ✓Bulging cans = botulism risk, throw away unopened
  • ✓Unopened canned tuna: 3-5 years
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More fish & seafood

🐟
Raw Salmon
2 days fridge
🦐
Shrimp (raw)
2 days fridge

Disclaimer: Times shown are USDA/FDA-recommended best quality periods, not absolute safety guarantees. Storage conditions, packaging, and food handling all affect actual shelf life. When in doubt, throw it out.