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
Kathryn (skipjack) middle, and a flat transom stern. Like all present-day skipjacks she has a stern-mounted push plate to allow operation with a pushboat. She is fore-and-aft-planked, unlike most skipjacks, which are cross-planked. Her flush deck follows the standard skipjack plan, with a main hatch abaft the mast, followed by dredging gear, a smaller hatch, a doghouse over a very low cabin, the steering gear and a set of davits for the pushboat. The cabin is finished with varnished tongue-and-groove paneling, and has a bunk on each side under the deck. Steering gear is hydraulic. The "Kathryn" carries the standard skipjack rig