Canned fish canned tuna is used for sandwiches, 22 percent for salads, and 15 percent for casseroles and dried, packaged meal mixes. Other fish that is canned includes cod, mackerel, herring, and pilchard (a type of sardine). Canned fish Canned fish are fish which have been processed, sealed in an airtight container such as a sealed tin can, and subjected to heat. Canning is a method of preserving food, and provides a typical shelf life ranging from one to five years. Fish have low acidity, levels at which microbes can flourish. From a public safety point of view, foods with low acidity
HMS Skipjack (1889) and in clearing this minefield. On 18 November 1914 "Skipjack" and the gunboat were about to start a minesweeping run in the channel between Fair Island and North Ronaldsay when "Skipjack" commanding officer sighted the conning tower of the German submarine "U-22". The two gunboats set off at full speed in pursuit, but the submarine outpaced them and dived to safety after a chase of 45 minutes. On the evening of 24 November 1914, the German submarine "U-16" was off the east coast of the Orkneys when she was spotted by a group of trawlers that were minesweeping. The trawlers