The International Commission for the Conservation of Atlantic Tunas affirmed in October 2009 that Atlantic bluefin tuna stocks have declined dramatically over the last 40 years, by 72% in the Eastern Atlantic, and by 82% in the Western Atlantic.
Komisi Internasional untuk Pelestarian Tuna Atlantik (ICCAT) telah memastikan bahwa pada Oktober 2009, persediaan tuna sirip biru Atlantik telah merosot tajam sepanjang 40 tahun terakhir, sebesar 72% di Atlantik Timur, dan sebesar 82% di Atlantik Barat.