If your salmon smells very fishy, smells like ammonia, or just smells bad to you, it is likely too old to eat. It may be time to toss it. Fresh salmon should not have a strong odor — it should ...

If they’re sunken or dull, the salmon will taste as sad as those eyes look. Knowing when to toss out leftover meat and fish is important. Here’s how to know if ground beef has gone bad.