11.   Canned tuna, because it is composed of smaller species of tuna, has lower levels of methyl mercury.

12.   Canned tuna can be from any one of several different kinds of tuna, among them albacore, skipjack, bluefin and yellowfin.

13.   Canned tuna comes in all varieties, but some are higher quality than others.

14.   Canned tuna is the best-selling seafood in the country, a category that includes all fish, fresh, frozen and canned.

15.   Corn, beans and rice, the staples of the Tarahumara diet, are distributed in huge sacks, along with potatoes and canned tuna.

16.   Conventional wisdom says that canned tuna in water has fewer calories and fat than tuna in oil and that economy size is cheaper than regular size.

17.   Drain off olive oil from canned tuna.

18.   Drain the canned tuna and put in a food processor together with the anchovies, olive oil, lemon juice and capers.

19.   He said that while preferences in canned tuna may be fairly innocuous, other purchases may be more private.

20.   I learned to tolerate canned tuna, cottage cheese and sweet potatoes.