How do tuna swim?

Atlantic bluefin tuna ( Thunnus thynnus ) have been clocked swimming at up to 30 mph and for extended periods of time. http://www.answers.com/Thunnus+thynnus

well, the yellow fin tuna can swim up to 23.7 miles per mile.

i dont no

yes, they do

Tuna get oxygen through ram ventilation, which means that they swim rapidly in order to have water/oxygen move across their gills. If they stop swimming, they will suffoctate. Therefore, they need to...