For example, if a person pulls on a rope with a force of 80 n and another person pulls on the same rope in the opposite direction with a force of 80 n, the vector sum of the two forces is zero and the system is in equilibrium.
The Most Expensive Fish in the World bluefin tuna. The most expensive fish that was caught off the coast of northern Japan, was among 570 put up for auction. Japan is the worldâs biggest consumer of seafood, with Japanese eating 80% of the Atlantic and Pacific bluefins caught. The two tuna species are the most sought after by sushi-lovers.
Donna, however, is unable to sell it because the fish wasn't caught on a commercial vessel. Instead, she plans to have it mounted by a taxidermist at the Houhora Big Game & Sports Fishing Club in New Zealand. World record: Built for speed: Bluefin are the world's largest tuna and can live for up to 40 years.