Let’s call it like it is — offshore fishing is a rich man’s game. That’s not to suggest there aren’t places where giant tuna can be caught within range of your buddy’s single-engine, 22-foot center ...

Researchers track tuna fish across the ocean. What do they hope to learn and how can you use the same science to make your day better?

Today, fishing fleets stalk the fish across thousands of miles of ocean with helicopters, GPS and sonar. In 1950, about 600,000 tons of tuna were caught worldwide.