Canned fish can be a great source of nutrition, especially when cost and shelf life are a concern. Find out what to do with canned fish and seafood to make it taste great. Types of canned fish and seafood Without a doubt, the most common fish in a can is tuna, but there is a decent variety of fish and seafood available in canned form: Nutrient composition In general, canned fish and seafood are great source of protein and long chain omega-3 fatty acids. Some varieties also contain high amounts of zinc (e.g. oysters), calcium (e.g. salmon and sardines) and iodine (e.g. mussels and oysters). The graphs below contain a…