Yes, or it will spoil very quickly.
In refrigerated trucks.
No, that is the proper method for marinating fish. You need to keep fresh fish refrigerated until you are ready to cook it.
Cooked fish should be good for 3 to 4 days refrigerated.
Yes because it's raw fish - and raw fish will rot if it's not refrigerated. Sometimes the raw sushi fish is soaked in rice vinegar to "cook" the fish with acid, but at the end of the day the fish is still raw and won't last an hour if left in a car in the summer with the windows up, in pheonix, arizona. Say "sushi fish" ten times fast!
No, IF it has been cooked and refrigerated properly.
Scombroid occurs after eating fish that has not been properly refrigerated after capture.
Well wrapped id say about a week. for Quality.
They can be refrigerated but don't need to be. It helps take away the bad taste that most people experience as an aftertaste usually in the form of belching if you refrigerate them.
Yes, as long as it has been cooked and if kept, has been refrigerated.
Fresh fish should be used within 1 - 2 days of being refrigerated.
S. W. Roach has written: 'Storage and transport of fish in refrigerated sea water'
It can be left in the can once opened, but it must be refrigerated and, if left in the can, it would not be sealed to prevent smelling up the refrigerator and taking on smells and tastes from the refrigerator.