According to the Eat By Date website, fresh salmon remains safe to eat when kept under refrigeration for a period of 1 to 2 days. Refrigerated smoked salmon remains safe to eat for a period of 5 to 7 days, while refrigerated cooked salmon remains safe for a period of 5 to 6 days.
Frozen fresh, smoked or cooked salmon remains good for up to 9 months. Canned salmon lasts in the pantry for up to 9 months as well.
Other seafood, such as fresh crawfish and shrimp, will remain safe for consumption for a period of 1 to 2 days under refrigeration and for up to 6 months in the freezer. Freezer temperatures for all frozen foods, including salmon, should remain at 0 degrees Fahrenheit, while refrigerator temperatures should remain at 35 to 40 degrees Fahrenheit.