About the Authors

Enrique Rodriguez-Marin

Contributed equally to this work with: Enrique Rodriguez-Marin, Mauricio Ortiz, José María Ortiz de Urbina, Pablo Quelle, John Walter

rodriguez.marin@st.ieo.es

Affiliation Instituto Español de Oceanografía, C.O. Santander, Santander, Spain

Mauricio Ortiz

Contributed equally to this work with: Enrique Rodriguez-Marin, Mauricio Ortiz, José María Ortiz de Urbina, Pablo Quelle, John Walter

Affiliation International Commission for the Conservation of Atlantic Tunas, Secretariat, Madrid, Spain

José María Ortiz de Urbina

Contributed equally to this work with: Enrique Rodriguez-Marin, Mauricio Ortiz, José María Ortiz de Urbina, Pablo Quelle, John Walter

Affiliation Instituto Español de Oceanografía, C.O. Málaga, Málaga, Spain

Pablo Quelle

Contributed equally to this work with: Enrique Rodriguez-Marin, Mauricio Ortiz, José María Ortiz de Urbina, Pablo Quelle, John Walter

Affiliation Instituto Español de Oceanografía, C.O. Santander, Santander, Spain

John Walter

Contributed equally to this work with: Enrique Rodriguez-Marin, Mauricio Ortiz, José María Ortiz de Urbina, Pablo Quelle, John Walter

Affiliation National Marine Fisheries Service, Southeast Fisheries Center, Sustainable Fisheries Division, Miami, Florida, United States of America

Noureddine Abid

‡ These authors also contributed equally to this work.

Affiliation Institut National de Recherche Halieutique (INRH), Regional Centre of Tangier, Tangier, Morocco

Piero Addis

‡ These authors also contributed equally to this work.

Affiliation University of Cagliari, Department of Life Science and Environment, Cagliari, Italy

Enrique Alot

‡ These authors also contributed equally to this work.

Affiliation Instituto Español de Oceanografía, C.O. Málaga, Málaga, Spain

Irene Andrushchenko

‡ These authors also contributed equally to this work.

Affiliation Fisheries and Oceans Canada, St. Andrews Biological Station, St. Andrews, New Brunswick, Canada

Simeon Deguara

‡ These authors also contributed equally to this work.

Affiliation Federation of Maltese Aquaculture Producers, Valletta, Malta

Antonio Di Natale

‡ These authors also contributed equally to this work.

Affiliation International Commission for the Conservation of Atlantic Tunas, GBYP Program, Madrid, Spain

Mark Gatt

‡ These authors also contributed equally to this work.

Affiliation Fisheries Resource Unit, Department of Fisheries and Aquaculture, Marsa, Malta

Walter Golet

‡ These authors also contributed equally to this work.

Affiliation Gulf of Maine Research Institute, Portland, United States of America

Saadet Karakulak

‡ These authors also contributed equally to this work.

Affiliation Istanbul University, Faculty of Fisheries, Istanbul, Turkey

Ai Kimoto

‡ These authors also contributed equally to this work.

Affiliation National Research Institute of Far Seas Fisheries, Fisheries Research Agency, Shizuoka, Japan

David Macias

‡ These authors also contributed equally to this work.

Affiliation Instituto Español de Oceanografía, C.O. Málaga, Málaga, Spain

Samar Saber

‡ These authors also contributed equally to this work.

Affiliation Universidad de Málaga, Departamento de Biología Animal, Málaga, Spain

Miguel Neves Santos

‡ These authors also contributed equally to this work.

Affiliation International Commission for the Conservation of Atlantic Tunas, Secretariat, Madrid, Spain

Rafik Zarrad

‡ These authors also contributed equally to this work.

Affiliation Institut National des Sciences et Technologies de la Mer, Mahdia, Tunisia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ERM NA PA EA SD MG SK AK DM MS RZ. Performed the experiments: ERM PQ JW NA PA EA IA SD ADN MG SK DM MS RZ. Analyzed the data: ERM MO JO PQ JW AK SS. Wrote the paper: ERM MO JO PQ JW IA SD WG SS MS.