After 3 weeks and 12,000 km travelled, the most extensive aerial survey activity on cetaceans in the Black Sea basin has come to an end! Preliminary results of the action: 1,750 dolphin and porpoise records. The aerial survey was conducted over the Black Sea waters in Romania, Bulgaria, Ukraine, Turkey and Georgia. The work was carried out within the CeNoBS project, co-funded by the European Union. Eight specialists from 4 European countries, divided into 2 teams, travelled over 12,000 km in 19 days in two Cessna Skymaster "Push Pull" aircraft of Action Air Environment. A team started from Ukraine and the other one from Georgia, collecting data on cetaceans but not only..