ISSF Report Finds Fishhold Capacity Heavily Concentrated In Large Longliners 

23 July 2026

Large-scale longline vessels (above 24 meters) represent only 31 percent of the registered global longline fleet with tuna RFMOs, but concentrate over 86 percent of estimated fishhold capacity, according to International Seafood Sustainability Foundation (ISSF). Given these vessels' disproportionate contribution...

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