| Members | Mar 2022 | |
| Japan | 155 | |
| Japan Tuna Fisheries Cooperative Association National Ocean Tuna Fishery Association National Offshore Tuna Fisheris Association |
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| Taiwan Deep Sea Tuna long-Line Boatowners and Exporters Association | 296 | |
| Korea Overseas Fisheries Association (Tuna Longline Fisheries Committee) |
102 | |
| Philippine International Tuna longline Association | 6 | |
| Indonesia Tuna Association (ASTUIN) | 8 | |
| China Overseas Fisheries Association | 222 | |
| FUNDATUNA (Ecuador) | 7 | |
| Deepsea Fisheries Management Ltd. of Republic of Seychelles | 60 | |
| Federated States of Micronesia National Offshore Fisheries Association | 1 | |
| Tuvalu Tuna Association | 0 | |
| Nareau Tuna Boat Owners Association Inc. of Republic of Kiribati | 1 | |
| Marshall Islands Tuna Fisheries Association | 0 | |
| Ming Dar Fishery (Vanuatu) Co., Ltd. | 57 | |
| Cook Island Commercial Fishing Association Inc. | 0 | |
| Total | 915 | |
| Supporting Members | 0 | |
| Grand Total | 915 | |
