21. Between the 1530s and 1626 Basque long line and purse seine net increased the size of the catch. 22. Last were the purse seine boats. 23. Many Americans strenuously object to the use of purse seine nets in tuna fishing because they kill dolphins. 24. They are mainly captured using purse seine nets, and are managed as a single stock that includes multiple species. 25. They are mainly captured using purse seine nets, and are managed as though they were one species or stock. 26. The species was beginning to come under threat due to the killing of millions of individuals in tuna purse seines . 27. Purse seine fishing companies present at the Tonga talks said they were not contemplating moving back to the eastern Pacific.28. The tuna that are located are purse seined , and then transferred through underwater panels between nets to specialised tow pontoons. 29. They are installed on over twenty thousand fishing vessels across the major purse seining anchovies and menhaden from the sea, 30. "I'm glad ( if ) it's off, " said Rob Zuanich, executive director of the Purse Seine Vessel Owners Association.
