In these reports, we share our research-based recommendations for sustainable tuna fisheries management, covering observer programs, transshipment, and many other key topics.

Best practices reports are authored by our fisheries policy experts and/or fisheries scientists. See also our companion “best practices snapshots” series and our scientific reports.

Best Practices Reports tagged with MCS

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
2020 CIAT Declaración de Posición | 2020 IATTC Position Statement (Spanish) October 30, 2020 Spanish IATTC Compliance, FADs, Harvest Strategies, IATTC, MCS, Tuna Position Statements, Translated N/A Final October 30, 2020
2020 IATTC Position Statement October 30, 2020 English IATTC Compliance, FADs, Harvest Strategies, IATTC, MCS, Tuna Position Statements N/A Final October 30, 2020
2020 ICCAT Declaración de Posición | 2020 ICCAT Position Statement (Spanish) October 28, 2020 Spanish ICCAT Bycatch, Compliance, FADs, Harvest Strategies, ICCAT, MCS, Sharks, Tuna Position Statements, Translated N/A Final October 28, 2020
2020 ICCAT Déclaration de Position | 2020 ICCAT Position Statement (French) October 28, 2020 French ICCAT Bycatch, Compliance, FADs, Harvest Strategies, ICCAT, MCS, Sharks, Tuna Position Statements, Translated N/A Final October 28, 2020
2020 ICCAT Position Statement (English) October 28, 2020 English ICCAT Bycatch, Compliance, FADs, Harvest Strategies, ICCAT, MCS, Sharks, Tuna Position Statements N/A Final October 28, 2020
2020 IOTC Déclaration de Position (French) October 12, 2020 ISSF French IOTC Compliance, FADs, Harvest Strategies, IOTC, MCS, Supply Vessel, Tuna Position Statements, Translated N/A Final October 12, 2020
2020 IOTC Position Statement October 8, 2020 ISSF English IOTC Compliance, FADs, Harvest Strategies, IOTC, MCS, Supply Vessel, Tuna Position Statements N/A Final October 8, 2020
2020 WCPFC Position Statement October 28, 2020 English WCPFC Compliance, Electronic Monitoring & Reporting, FADs, Harvest Strategies, MCS, Observer Coverage, Observer Programs, Transshipment, Tuna Position Statements N/A Final October 28, 2020
2021 CIAT Declaración de Posición | 2021 IATTC Position Statement (Spanish) July 15, 2021 Spanish IATTC Bycatch, FADs, Harvest Strategies, IATTC, MCS, Sharks, Tuna Position Statements, Translated N/A Final July 15, 2021
2021 IATTC Position Statement July 1, 2021 English IATTC Bycatch, FADs, Harvest Strategies, IATTC, MCS, Sharks, Tuna Position Statements N/A Final July 1, 2021
2021 ICCAT Position Statement (English) October 15, 2021 English ICCAT Bycatch, Compliance, FADs, Harvest Strategies, ICCAT, MCS, Sharks, Tuna Position Statements N/A Final October 15, 2021
2021 ICCAT Position Statement (French) October 20, 2021 French ICCAT Bycatch, Compliance, FADs, Harvest Strategies, ICCAT, MCS, Sharks, Tuna Position Statements, Translated N/A Final October 20, 2021
2021 ICCAT Position Statement (Spanish) October 20, 2021 Spanish ICCAT Bycatch, Compliance, FADs, Harvest Strategies, ICCAT, MCS, Sharks, Tuna Position Statements, Translated N/A Final October 20, 2021
2021 IOTC Déclaration de Position (French) (for June 2021 Meeting) April 29, 2021 French IOTC Bycatch, Compliance, Electronic Monitoring & Reporting, FADs, Harvest Strategies, IOTC, MCS, Observer Coverage, Port State Measures, Sharks, Supply Vessel, Transshipment, Tuna, Vessel Monitoring System Position Statements, Translated N/A Final April 29, 2021
2021 IOTC Position Statement (for June 2021 Meeting) April 26, 2021 English IOTC Bycatch, Compliance, Electronic Monitoring & Reporting, FADs, Harvest Strategies, IOTC, MCS, Observer Coverage, Port State Measures, Sharks, Supply Vessel, Transshipment, Tuna, Vessel Monitoring System Position Statements N/A Final April 26, 2021
2021 WCPFC Position Statement October 15, 2021 English WCPFC Bycatch, Bycatch Mitigation, Compliance, FADs, Harvest Strategies, MCS, Sharks, Tuna, WCPFC Position Statements N/A Final October 15, 2021
2022 CIAT Declaración de Posición | 2022 IATTC Position Statement (Spanish) June 30, 2022 Spanish IATTC Bycatch, Capacity Management, Compliance, FADs, Harvest Strategies, IATTC, MCS, Sharks, Tuna Position Statements, Translated N/A Final June 30, 2022
2022 IATTC Position Statement July 6, 2022 English IATTC Bycatch, Capacity Management, Compliance, FADs, Harvest Strategies, IATTC, MCS, Sharks, Tuna Position Statements N/A Final July 6, 2022
2022 ICCAT Position Statement (English) October 31, 2022 English ICCAT Bycatch, Bycatch Mitigation, Capacity Management, Compliance, FADs, Harvest Strategies, ICCAT, MCS, RFMOs, Sharks, Tuna Position Statements N/A Final October 31, 2022
2022 ICCAT Position Statement (French) October 20, 2022 French ICCAT Bycatch, Bycatch Mitigation, Capacity Management, Compliance, FADs, Harvest Strategies, ICCAT, MCS, RFMOs, Sharks, Tuna Position Statements, Translated N/A Final October 20, 2022
2022 ICCAT Position Statement (Spanish) October 20, 2022 Spanish ICCAT Bycatch, Bycatch Mitigation, Capacity Management, Compliance, FADs, Harvest Strategies, ICCAT, MCS, RFMOs, Sharks, Tuna Position Statements, Translated N/A Final October 20, 2022
2022 WCPFC Position Statement October 20, 2022 English WCPFC Bycatch, Capacity Management, Compliance, FADs, Harvest Strategies, MCS, RFMOs, Sharks, Tuna, WCPFC Position Statements N/A Final October 20, 2022
ISSF 2016-03: Unique Vessel Identifiers. Application to vessels less than 24 metres, 100GT or 100GRT February 11, 2016 Ana Justel-Rubio, Claire van der Geest English N/A IUU, MCS, UVI Scientific Reports, Technical Reports N/A Technical Report February 11, 2016
ISSF 2016-07: Application of Electronic Monitoring Systems in Tuna Longline Fisheries. International Workshop April 14, 2016 ISSF English N/A Electronic Monitoring & Reporting, Longline, MCS, science Scientific Reports, Technical Reports N/A Workshop Report April 14, 2016
ISSF 2019 Position Statements February 15, 2021 English, French, Spanish IATTC, ICCAT, IOTC, WCPFC Bycatch, Capacity Management, Compliance, FADs, Harvest Strategies, IATTC, ICCAT, IOTC, MCS, RFMOs, Sharks, Supply Vessel, Tuna, WCPFC Position Statements N/A Final February 15, 2021
ISSF 2022-10: Transshipment: Strengthening Tuna RFMO Transshipment Regulations* May 18, 2022 Claire van der Geest English N/A Best Practices, CCSBT, IATTC, ICCAT, IOTC, IUU, MCS, RFMOs, Transshipment, WCPFC Best Practices Reports, Scientific Reports, Technical Reports N/A Technical Report May 18, 2022
ISSF 2023-07: Tuna RFMO Authorised Vessel Lists: A Comparative Analysis to Identify Best Practices* June 6, 2023 Claire van der Geest English N/A Best Practices, CCSBT, IATTC, ICCAT, IOTC, MCS, RFMOs, Vessel Lists, WCPFC Best Practices Reports, Scientific Reports, Technical Reports N/A Technical Report June 6, 2023
Joint Letter to IATTC, ICCAT, IOTC, and WCPFC (March 21, 2017): Harvest Strategies and Monitoring, Control and Surveillance March 22, 2017 English IATTC, ICCAT, IOTC, WCPFC Electronic Monitoring & Reporting, FADs, Harvest Control Rules, IATTC, ICCAT, IOTC, MCS, Non-Entangling FADs, Observer Programs, WCPFC Joint Advocacy, Joint Letters N/A Final March 22, 2017
Monitoring, Control & Surveillance Conservation Measures Category June 27, 2022 English N/A Conservation Measures, MCS Conservation Measures, Infographics N/A Final June 27, 2022