POPA- Fisheries Observer Program of the Azores: Marine mammal sightings in the Azores between 2004 and 2013 recorded by Biosphere Expedition

Sightings (snap shots) of marine mammals collected by Biosphere Expeditions collaborators specifically for POPA. Since 2004 Biosphere Expeditions (www.biosphere-expeditions.org) collects data for POPA in the Azores central group in April and May.