Canned fish is a type of food that has been preserved in cans or other containers. Sardines, TUNA, SALMON, SARDINE, ALBACORE, spam, and TUNNY are all types of canned fish. Sardines are small, oily fish that are usually canned in oil or water. TUNA is a large, predatory fish that is often canned in oil or water. SALMON is a large, fatty fish that is often canned in oil or water. SARDINE is a type of small, oily fish that is usually canned in oil or water. ALBACORE is a type of TUNA that is usually canned in oil or water. Spam is a type of canned meat product made from pork shoulder and ham. TUNNY is a type of TUNA that is usually canned in oil or water.