Canned fish finds the hidden one packs into the same space until there is only one left out, who becomes the next one to hide. Tuna is canned in edible vegetable oils, in brine, in water, or in various sauces. In the US, it is sometimes called "tuna fish". In the United States, only albacore can legally be sold in canned form as "white meat tuna"; in other countries, yellowfin is also acceptable. While in the early 1980s, canned tuna in Australia was most likely Southern bluefin; it was usually yellowfin, skipjack, or tongol (labelled "Northern bluefin"). As tunas are often caught
USS Skipjack (SSN-585) "Skipjack" had a noise problem in her reduction gears. ASW crews were provided the sound profile of the reduction gears; in addition, "Skipjack" was required to generate a unique sound signal at all times. This was done so the ASW crews could be certain they were targeting the right submarine and not accidentally launch a simulated attack on a real Russian submarine. As a result of all these safety measures and restrictions, the ASW forces were able to locate "Skipjack" nearly 50 percent of the time. At the end 1973 "Skipjack" was transferred to the submarine base at Groton in