Original provider: Observatoire PELAGIS UMS 3462 University La Rochelle - CNRS Dataset credits: Observatoire PELAGIS UMS 3462, University La Rochelle - CNRS - Agence des Aires Marines Protégées - Direction de l'Eau et de la Biodiversité Abstract: Since 2003, the Observatoire PELAGIS (La Rochelle University) participated to annual halieutic surveys, led by the IFREMER, to collect data on the distribution of marine top predators in order to estimate their relative abundance and preferred habitats in the Bay of Biscay, the Channel and the North Sea.