MSC-certified Albacore tuna troll and Pole & line fishing fleet in Getaria harbour (Basque Country Stock Photo - Alamy

Bluefin fishing hi-res stock photography and images - Page 10 - Alamy

Pole and line tuna fisheries hi-res stock photography and images - Alamy

South Africa pole-and-line and troll albacore tuna

MSC-certified Albacore tuna troll and Pole & line fishing fleet in Getaria harbour (Basque Country Stock Photo - Alamy

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Bluefin tuna fishing hi-res stock photography and images - Page 13 - Alamy

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Pole and line tuna fisheries hi-res stock photography and images - Alamy

Bluefin tuna fishing hi-res stock photography and images - Page 11 - Alamy