Seafood conservas, or canned fish and shellfish, were not exactly on people’s radar say 10 years ago. Beyond tuna, many people thought of unappealing canned sardines or mackeral, tiny tins of strong anchovies and a few smoked things–oysters, clams. Gourmet, high-end and not always cheap canned seafood was not much sought after. Or easy to find.
Things have chan...