Pole-and-line
Live baitfish is thrown overboard and water is sprayed on to the surface to attract tuna schools. Each of the fishers uses a single pole and a barbless hook
Handline
An individual fisher deploys a single line and hook from a stationary vessel. When a tuna bites, the fisher hauls it in by hand
Troll
Multiple fishing lines are drawn though the water behind a vessel. Fishers pull in the line to unhook the catch
Pole-and-line
Handline
Troll
Live baitfish is thrown overboard and water is sprayed on to the surface to attract tuna schools. Each of the fishers uses a single pole and a barbless hook
An individual fisher deploys a single line and hook from a stationary vessel. When a tuna bites, the fisher hauls it in by hand
Multiple fishing lines are drawn though the water behind a vessel. Fishers pull in the line to unhook the catch