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Document: IMO Numbers & Transparency in the Fishing Industry


International Maritime Organization (IMO) numbers help to improve maritime safety and security and to discourage and reduce illegal fishing activities.

This infographic shows the growth over 2011–2022 in the percentage of large-scale, tropical-tuna purse-seine vessels that have IMO numbers.

The information shown in this infographic is taken from ISSF 2022-14: A Snapshot of the Large-Scale Tropical Tuna Purse-Seine Fishing Fleets as of July 2022.

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