1. Institute of Marine Research (IMAR), Departamento de Oceanografia e Pescas, University of the Azores; Rua Prof. Dr. Frederico Machado 4 Horta Portugal
2. Marine and Environmental Sciences Centre (MARE), Departamento de Oceanografia e Pescas, University of the Azores; Rua Prof. Dr. Frederico Machado 4 Horta Portugal
3. Inter-American Tropical Tuna Commission (IATTC), 8604 La Jolla Shores Drive; La Jolla CA 92037 USA