ISSF convenes a diverse group of stakeholders — NGOs, vessel owners, retailers, tuna processors and more — to make sustainability recommendations to tuna Regional Fisheries Management Organizations (RFMOs).
Here are recent advocacy letters that have resulted from that collaborative work.
Joint Advocacy Letters tagged with Purse Seine
| Image | Title | Date | Author(s) | Language | RFMO(s) | Tag(s) | Category | Company | Report Type | Activity Year | Image | Title | Date | Author(s) | Language | RFMO(s) | Tag(s) | Category | Company | Report Type | Activity Year |
|---|---|---|---|---|---|---|---|---|---|---|
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Acoustic Discrimination Technology to Support Selective Fishing | November 24, 2020 | English | N/A | Acoustic Discrimination, Bycatch Mitigation, Ecosystem, FADs, Purse Seine, Tuna | Infographics | N/A | Final | November 24, 2020 | |
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Acoustic Discrimination Timeline: Research and Publications | April 20, 2021 | English | N/A | Acoustic Discrimination, Bycatch Mitigation, Ecosystem, FADs, Purse Seine, Tuna | Infographics | N/A | Final | April 20, 2021 | |
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Benefits for Tuna Fishers of Joining the ProActive Vessel Register (PVR) | November 16, 2018 | English | N/A | Longline, Pole and Line, ProActive Vessel Register, Purse Seine, Tuna | Infographics | N/A | Final | November 16, 2018 | |
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BioFADs: New Trials and Large-Scale Deployment | April 20, 2021 | English | N/A | Biodegradable FADs, FADs, ISSF, Pole and Line, Purse Seine, science | Infographics | N/A | Final | April 20, 2021 | |
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Bycatch Rates by Ocean and Set Type | May 22, 2019 | English | N/A | Bycatch, Bycatch Mitigation, Purse Seine, Tuna | Infographics | N/A | Final | May 22, 2019 | |
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FAD Use, FIPs, & the MSC Standard | September 24, 2019 | ISSF | English | N/A | Best Practices, FADs, Fisheries Improvement Projects, MSC Certification, Purse Seine, Tuna | Infographics | N/A | Final | September 24, 2019 |
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IMO Numbers & Transparency in the Fishing Industry | July 29, 2022 | ISSF | English | N/A | IMO, Purse Seine, Tuna, UVI | Infographics | N/A | Final | July 29, 2022 |
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Improving Silky Shark Survival | February 6, 2017 | English | N/A | Bycatch, Bycatch Mitigation, FADs, Purse Seine, Sharks | Bycatch, Infographics | N/A | Final | February 6, 2017 | |
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ISSF 2010-01: Replacing Purse Seining with Pole-and-Line Fishing in the Western Pacific. Baitfish Requirements | January 20, 2010 | Robert Gillett | English | N/A | Pole and Line, Purse Seine | Scientific Reports, Technical Reports | N/A | Technical Report | January 20, 2010 |
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ISSF 2012-10: Report of the 2012 Stock Assessment Workshop. Understanding Purse Seine CPUE | July 19, 2012 | ISSF | English | N/A | Purse Seine | Meeting Reports, Scientific Reports, Technical Reports | N/A | Workshop Report | July 19, 2012 |
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ISSF 2013-06: Fishing Capacity and Efficient Fleet Configuration in the Eastern Pacific Ocean | April 15, 2013 | Dr. Dale Squires, Jeffrey Shrader | English | N/A | Capacity Management, Purse Seine, Tuna | Scientific Reports, Technical Reports | N/A | Technical Report | April 15, 2013 |
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ISSF 2013-07: Vessel Buybacks in Purse Seine Tuna Fisheries. The Role of Auction and Financing Structures | June 11, 2013 | Joshua Graff Zivin | English | N/A | Capacity Management, Purse Seine | Scientific Reports, Technical Reports | N/A | Technical Report | June 11, 2013 |
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ISSF 2014-08: Updated Guidance on Electronic Monitoring Systems for Tropical Tuna Purse Seine Fisheries* | June 5, 2014 | Dr. Victor Restrepo, Javier Ariz, Jon Ruiz, Ana Justel-Rubio, Pierre Chavance | English | N/A | Electronic Monitoring & Reporting, IUU, Purse Seine | Scientific Reports, Technical Reports | N/A | Technical Report | June 5, 2014 |
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ISSF 2014-12: Exploration of Market Viability for the Full Retention of Non-Tuna Species in Purse Seine Fisheries | December 9, 2014 | A. O. Lewis | English | N/A | Bycatch, Purse Seine, Tuna | Bycatch, Scientific Reports, Technical Reports | N/A | Technical Report | December 9, 2014 |
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ISSF 2015-12: Report of the 2015 ISSF Workshop on Non-Entangling FADs | March 24, 2015 | ISSF | English | N/A | Biodegradable FADs, FADs, Non-Entangling FADs, Purse Seine | Meeting Reports, Non-Entangling FADs, Scientific Reports, Technical Reports | N/A | Workshop Report | March 24, 2015 |
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ISSF 2016-08: Advances in the Use of Entanglement-Reducing Drifting Fish Aggregating Devices in Tuna Purse Seiners | April 28, 2016 | Dr. Jefferson Murua, David Itano, Martin Hall, Dr. Laurent Dagorn, Dr. Gala Moreno, Dr. Victor Restrepo | English | N/A | Bycatch, Bycatch Mitigation, FADs, Purse Seine, science | Scientific Reports, Technical Reports | N/A | Technical Report | April 28, 2016 |
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ISSF 2016-10: A Maximum Likelihood Approach for Calculating Fish Hold Volume for Tuna Purse Seine Vessels | June 22, 2016 | Dr. Victor Restrepo, Ana Justel-Rubio | English | N/A | Capacity Management, Purse Seine, science, Tuna | Scientific Reports, Technical Reports | N/A | Technical Report | June 22, 2016 |
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ISSF 2016-16: Implementation of Pilot Projects to Explore the Market Viability of Full-Retention of Non-Tuna Species in Purse Seine Fisheries | November 15, 2016 | A. O. Lewis | English | N/A | Bycatch, Bycatch Mitigation, Purse Seine | Bycatch, Scientific Reports | N/A | Technical Report | November 15, 2016 |
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ISSF 2016-17: Mitigation of Silky Shark Bycatch in Tropical Tuna Purse Seine Fisheries | December 9, 2016 | Dr. Victor Restrepo, Dr. Laurent Dagorn, Dr. Gala Moreno | English | N/A | Bycatch Mitigation, Purse Seine, Sharks, Tuna | Scientific Reports, Technical Reports | N/A | Technical Report | December 9, 2016 |
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ISSF 2017-01: Computing a Global Rate of Non-Target Species Catch (Bycatch) in Tropical Tuna Purse Seine Fisheries* | February 7, 2017 | Ana Justel-Rubio, Dr. Victor Restrepo | English | N/A | Bycatch, Purse Seine, science, Tuna | Bycatch, Scientific Reports, Technical Reports | N/A | Technical Report | February 7, 2017 |
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ISSF 2017-06: A Summary of Bycatch Issues and ISSF Mitigation Activities To Date in Purse-Seine Fisheries, with Emphasis on FADs* | November 27, 2017 | Dr. Victor Restrepo, Dr. Laurent Dagorn, David Itano, Ana Justel-Rubio, Dr. Gala Moreno | English | N/A | Bycatch, Bycatch Mitigation, FADs, Justel-Rubio, Purse Seine, science | Scientific Reports, Technical Reports | N/A | Technical Report | November 27, 2017 |
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ISSF 2017-07: Towards Global Non-Entangling Fish Aggregating Device (FAD) Use in Tropical Tuna Purse Seine Fisheries Through a Participatory Approach | November 22, 2017 | Dr. Jefferson Murua, Dr. Gala Moreno, Martin Hall, Dr. Laurent Dagorn, David Itano, Dr. Victor Restrepo | English | N/A | Bycatch Mitigation, FADs, Ghost Fishing, Non-Entangling FADs, Purse Seine, Sharks, Tuna | Scientific Reports, Technical Reports | N/A | Technical Report | November 22, 2017 |
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ISSF 2018-03: Efficiency of Electronic Monitoring on FAD-Related Activities by Supply Vessels in the Indian Ocean | February 22, 2018 | G. Legorburu, X. Lekube, I. Canive, J. G. Ferré, H. Delgado, Dr. Gala Moreno, Dr. Victor Restrepo | English | N/A | Electronic Monitoring & Reporting, FADs, Purse Seine | Scientific Reports, Technical Reports | N/A | Technical Report | February 22, 2018 |
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ISSF 2018-04: Minimum Standards for Electronic Monitoring in Tropical Tuna Purse Seine Fisheries | February 28, 2018 | Dr. Victor Restrepo, Ana Justel-Rubio, Holly Koehler, Jon Ruiz | English | N/A | Electronic Monitoring & Reporting, Purse Seine, Tuna | Scientific Reports, Technical Reports | N/A | Technical Report | February 28, 2018 |
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ISSF 2018-06: Characterizing Small and Medium Scale Tuna Purse Seine and Ring Net Vessels in Indonesia | March 28, 2018 | Dr. Jefferson Murua, David Itano, Anung Widodo | English | N/A | Bycatch, FADs, Purse Seine, Tuna | Scientific Reports, Technical Reports | N/A | Technical Report | March 28, 2018 |
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ISSF 2018-07: Design Workshop on the Use of Biodegradable Fish Aggregating Devices in Ghanaian Purse Seine and Pole and Line Tuna Fleets | April 6, 2018 | Dr. Gala Moreno, Dr. Jefferson Murua, Papa Kebe, Dr. Jerry Scott, Dr. Victor Restrepo | English | N/A | Biodegradable FADs, FADs, Pole and Line, Purse Seine | Scientific Reports, Technical Reports | N/A | Workshop Report | April 6, 2018 |
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ISSF 2018-20: Compendium of at-Sea Bycatch Mitigation Research Activities as of September 2018* | October 2, 2018 | Dr. Victor Restrepo, Dr. Laurent Dagorn, Dr. Gala Moreno, K. Schaefer, Fabien Forget, Igor Sancristobal, David Itano, Dr. Melanie Hutchinson | English | N/A | Acoustic Discrimination, Bigeye Tuna, Biodegradable FADs, Bycatch, Bycatch Mitigation, Purse Seine, Rays, science, Sea Turtles, Sharks | Scientific Reports, Technical Reports | N/A | Technical Report | October 2, 2018 |
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ISSF 2019-08: Report of the International Workshop on Mitigating Environmental Impacts of Tropical Tuna Purse Seine Fisheries | April 24, 2019 | Dr. Victor Restrepo, Dr. Laurent Dagorn, Dr. Gala Moreno, Dr. Jefferson Murua, Fabien Forget, Ana Justel-Rubio | English | N/A | Bigeye Tuna, Bycatch, Bycatch Mitigation, Ecosystem, FADs, Purse Seine, Rays, science, Sharks, Tuna, Yellowfin Tuna | Meeting Reports, Scientific Reports | N/A | Workshop Report | April 24, 2019 |
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ISSF 2019-13: Towards Biodegradable FADs: Evaluating the Lifetime of Biodegradable Ropes in Controlled Conditions | December 17, 2019 | Dr. Gala Moreno, M. Shiham Adam, Dr. Victor Restrepo | English | N/A | Biodegradable FADs, Ecosystem, FADs, Purse Seine | Scientific Reports, Technical Reports | N/A | Technical Report | December 17, 2019 |
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ISSF 2020-01: ISSF Skippers Workshops Round 9* | January 9, 2020 | Dr. Jefferson Murua, Dr. Gala Moreno, David Itano, Martin Hall, Dr. Laurent Dagorn, Dr. Victor Restrepo | English | N/A | Bycatch, Bycatch Mitigation, FADs, Purse Seine, Skippers Workshops | Scientific Reports, Technical Reports | N/A | Technical Report | January 9, 2020 |
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ISSF 2020-11: Recommended Best Practices for Tropical Tuna Purse Seine Fisheries in Transition to MSC Certification, with an Emphasis on FADs* | March 16, 2020 | Dr. Victor Restrepo, Ana Justel-Rubio, Juan Pedro Monteagudo, Dr. Gala Moreno, Dr. Hilario Murua | English | N/A | Best Practices, FADs, Fisheries Improvement Projects, MSC Certification, Purse Seine, Tuna | Best Practices Reports, Scientific Reports | N/A | Technical Report | March 16, 2020 |
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ISSF 2020-13: Compendium of ISSF Research Activities to Reduce FAD Structure Impacts on the Ecosystem | April 30, 2020 | Dr. Gala Moreno, Dr. Jefferson Murua, Ahmed Riyaz Jauharee, Iker Zudaire, Dr. Hilario Murua, Dr. Victor Restrepo | English | N/A | Biodegradable FADs, Ecosystem, FADs, Purse Seine | Scientific Reports, Technical Reports | N/A | Technical Report | April 30, 2020 |
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ISSF 2020-15: Information and Monitoring Best Practices for Tropical Tuna Purse Seine Fisheries Relative to the MSC Standard | September 8, 2020 | Dr. Hilario Murua, Ana Justel-Rubio, Dr. Gala Moreno, Dr. Victor Restrepo | English | N/A | Best Practices, FADs, Fisheries Improvement Projects, MSC Certification, Purse Seine | Best Practices Reports, Scientific Reports | N/A | Technical Report | September 8, 2020 |
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ISSF 2021-11: Questions and Answers About FADs and Bycatch* | June 10, 2021 | Dr. Hilario Murua, Dr. Laurent Dagorn, Dr. Gala Moreno, Ana Justel-Rubio, Dr. Victor Restrepo | English | N/A | Biodegradable FADs, Bycatch, Bycatch Mitigation, Ecosystem, FADs, Purse Seine | Bycatch, Scientific Reports, Technical Reports | N/A | Technical Report | June 10, 2021 |
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ISSF 2022-09: Minimum Standards for Electronic Monitoring Systems in Tropical Tuna Purse Seine and Longline Fisheries | April 19, 2022 | Dr. Hilario Murua, Jon Ruiz, Ana Justel-Rubio, Dr. Victor Restrepo | English | N/A | Electronic Monitoring & Reporting, Longline, Purse Seine, Tuna | Scientific Reports, Technical Reports | N/A | Technical Report | April 19, 2022 |
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ISSF 2023-04: A Snapshot of the Large-Scale Tropical Tuna Purse Seine Fishing Fleets as of June 2023* | June 5, 2023 | Ana Justel-Rubio, Dr. Lorena Recio | English | N/A | Capacity Management, Purse Seine, RFMOs, Tuna | Scientific Reports, Technical Reports | N/A | Technical Report | June 5, 2023 |
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ISSF 2023-10: Recommended Best Practices for FAD Management in Tropical Tuna Purse Seine Fisheries (Update to ISSF 2019-11)* | July 11, 2023 | Dr. Victor Restrepo, Holly Koehler, Dr. Gala Moreno, Dr. Hilario Murua | English | N/A | Best Practices, FAD Management, FADs, Fisheries Improvement Projects, MSC Certification, Purse Seine, Tuna | Best Practices Reports, Scientific Reports, Technical Reports | N/A | Technical Report | July 11, 2023 |
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ISSF ProActive Vessel Register (PVR): Audit Policy Document & Standard Operating Procedures for Purse Seine Vessels | August 22, 2023 | English | N/A | Compliance, ProActive Vessel Register, Purse Seine | Audit Process | N/A | Final | August 22, 2023 | |
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Minimum Standards for Vessel Electronic Monitoring Systems | June 19, 2020 | English | N/A | Best Practices, Electronic Monitoring & Reporting, Purse Seine, Tuna | Infographics | N/A | Final | June 19, 2020 | |
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Non-target Species Caught in Tuna Fisheries | April 15, 2016 | English | N/A | Bycatch, Bycatch Mitigation, Gillnet, Longline, Pole and Line, Purse Seine, science, Sea Turtles, Sharks, Trolling | Infographics | N/A | N/A | April 15, 2016 | |
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ProActive Vessel Register (PVR) Growth by Vessel Type, 2012-2022 | January 24, 2023 | English | N/A | Handline, Longline, Pole and Line, ProActive Vessel Register, Purse Seine, Supply Vessel | Infographics | N/A | Final | January 24, 2023 | |
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Protecting Sharks: Reducing Shark Bycatch in Purse Seine Fisheries | September 27, 2016 | English | N/A | Bycatch, Bycatch Mitigation, Purse Seine, Sharks | Bycatch, Infographics | N/A | Final | September 27, 2016 | |
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Purse Seine FIPs Best Practices Checklist | April 28, 2020 | ISSF | English | N/A | Best Practices, Fisheries Improvement Projects, Purse Seine | Guides & Best Practices | N/A | Final | April 28, 2020 |
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Snapshot of the Large-Scale Purse-Seine Fleet (2023) | June 16, 2023 | English | N/A | Capacity Management, ProActive Vessel Register, Purse Seine, Tuna | Infographics | N/A | Final | June 16, 2023 | |
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Towards Acoustic Discrimination of Tuna Species at FADS | September 12, 2016 | English | N/A | Bigeye Tuna, Bycatch, Conservation Measures, FADs, Purse Seine, Skipjack, Sticky, Tuna, Yellowfin Tuna | Bycatch | N/A | Final | September 12, 2016 | |
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Tropical Purse Seine Fisheries Bycatch: Atlantic Ocean | June 19, 2019 | English | N/A | Bycatch, FADs, Purse Seine, Sharks, Tuna | Infographics | N/A | Final | June 19, 2019 | |
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Tropical Purse Seine Fisheries Bycatch: Eastern Pacific Ocean | June 19, 2019 | English | N/A | Bycatch, FADs, Purse Seine, Sharks, Tuna | Infographics | N/A | Final | June 19, 2019 | |
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Tropical Purse Seine Fisheries Bycatch: Indian Ocean | June 19, 2019 | English | N/A | Bycatch, FADs, Purse Seine, Rays, Sharks, Tuna | Infographics | N/A | Final | June 19, 2019 | |
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Tropical Purse Seine Fisheries Bycatch: Western and Central Pacific Ocean | June 19, 2019 | English | N/A | Bycatch, FADs, Purse Seine, Rays, Sharks, Tuna | Infographics | N/A | Final | June 19, 2019 |