Participating Company Audit Results (November 2023)
This bar chart, created in November 2023, shows the percentage of ISSF participating companies that are in conformance, minor non-conformance, or major non-conformance with ISSF conservation measures,...
View ArticleAggregate Participating Company Compliance Over Time (November 2023)
Our “Change Over Time” line graph tracks the percentage of ISSF participating companies that are in conformance, minor non-conformance, or major non-conformance with ISSF conservation measures. This...
View ArticleNumber of Tuna Transshipments by Year (2014-2022)
The four tropical-tuna RFMOs — the Inter-American Tropical Tuna Commission (IATTC), International Commission for the Conservation of Atlantic Tunas (ICCAT), Indian Ocean Tuna Commission (IOTC), and...
View ArticleISSF Scientific Research with Tuna Fleets, 2011-Present
This map infographic, revised in January 2024, shows the locations and extent of ISSF’s research with tuna fleets, including at-sea research cruises and biodegradable FAD projects, since 2011. Some of...
View ArticleBioFADs: New Trials and Large-Scale Deployment
ISSF sponsors at-sea research to find the best non-entangling designs and natural materials for fish aggregating devices (FADs) that can biodegrade. This map — updated in January 2024 — shows where new...
View ArticleBiodegradable FAD Timeline: Reducing FAD Structure Impacts on the Marine...
This timeline shows ISSF research and other activities in 2009–2021 focused on brainstorming, designing, and testing biodegradable fish aggregating devices (FADs) for tuna fishers. It was updated in...
View ArticleElectronic Monitoring (EM): RFMO Requirements
All tuna RFMOs are making progress in using electronic monitoring (EM) systems to provide on-board vessel monitoring. RFMOs begin using data received from EM systems for scientific and/or compliance...
View ArticleDistribution of Stocks of Major Commercial Tunas by Catch (2011-March 2024)
By catch, according to abundance ratings, this line graph tracks the distribution of major commercial tuna stocks using ISSF Status of the Stocks report data since 2011, including ISSF 2024-02: Status...
View ArticleDistribution of Stocks of Major Commercial Tunas (2011-March 2024)
By stock and by catch (in tons), this chart indicates commercial tuna abundance and fishing mortality. The green bars show the percentage at a “healthy” level. The orange bars show what percentage...
View ArticleAcoustic Discrimination Publications
If purse-seine fishers could more accurately identify the species, size, and number of tuna as well as non-tuna at fish aggregating devices (FADs) before fishing operations begin, they can avoid...
View ArticleTuna RFMO Requirements for Compliance Processes
In this infographic, published in May 2024, ISSF benchmarks tuna Regional Fisheries Management Organization (RFMO) requirements for compliance processes against best practices. The infographic tracks...
View ArticleTuna RFMO Requirements for Observer Coverage
In this infographic, published in May 2024, ISSF benchmarks tuna Regional Fisheries Management Organization (RFMO) requirements for observer coverage — including electronic monitoring (EM) — against...
View ArticleThe International Challenge of Illegal, Unreported and Unregulated (IUU) Fishing
This infographic describes the negative impact of illegal fishing, a problem across the world’s oceans, and explains what ISSF does to help combat it. It was updated in June 2024. The post The...
View ArticleProActive Vessel Register (PVR) Growth by Vessel Type, 2012-2023
This infographic shows how ISSF’s ProActive Vessel Register has grown from 2012 through 2023, both in number and type of vessel (handline, longline, pole & line, purse seine, supply & tender)....
View ArticleParticipating Company Audit Results (June 2024)
This bar chart, created in June 2024, shows the percentage of ISSF participating companies that are in conformance, minor non-conformance, or major non-conformance with ISSF conservation measures,...
View ArticleAggregate Participating Company Compliance Over Time (June 2024)
Our “Change Over Time” line graph tracks the percentage of ISSF participating companies that are in conformance, minor non-conformance, or major non-conformance with ISSF conservation measures. This...
View ArticleSnapshot of the Large-Scale Purse-Seine Fleet (2024)
This infographic shows the size and fishing capacity of the large-scale purse-seine fleet fishing for tropical tunas worldwide, based on ISSF research. It also indicates how ISSF’s ProActive Vessel...
View ArticleMinimum Standards for Vessel Electronic Monitoring Systems
Based on our report ISSF 2022-09: Minimum Standards for Electronic Monitoring Systems in Tropical Tuna Purse Seine and Longline Fisheries, this infographic shows how tuna purse-seine and longline...
View ArticleParticipating Company Audit Results (November 2024)
This bar chart, created in November 2024, shows the percentage of ISSF participating companies that are in conformance, minor non-conformance, or major non-conformance with ISSF conservation measures,...
View ArticleAggregate Participating Company Compliance Over Time (November 2024)
Our “Change Over Time” line graph tracks changes since 2015 in the conformance percentages of ISSF participating companies in aggregate with ISSF conservation measures. It also shows changes in the...
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