OAEx is an exchange project funded under the EU Marie-Curie initiative that aims at reinforcing links, exchanging experiences and methodologies between european and non-european partners in the field of ocean exploration using acoustics. Partnership: CINTAL - Centro de Investigaçao Tecnológica do Algarve, ULB - Université Libre de Bruxelles (Belgium), COPPE - Universidade Federal do Rio de Janeiro (Brasil), IEAPM - Instituto de Estudos do Mar Almirante Paulo Moreira (Brasil) and C-MARS Canadian Marine Acoustic Remote Sensing Facility (UVic, Canada). [OAEx is an exchange project funded under the EU Marie-Curie initiative that aims at reinforcing links, exchanging experiences and methodologies between european and non-european partners in the field of ocean exploration using acoustics. Partnership: CINTAL - Centro de Investigaçao Tecnológica do Algarve, ULB - Université Libre de Bruxelles (Belgium), COPPE - Universidade Federal do Rio de Janeiro (Brasil), IEAPM - Instituto de Estudos do Mar Almirante Paulo Moreira (Brasil) and C-MARS Canadian Marine Acoustic Remote Sensing Facility (UVic, Canada).]