Researchers with the Archipelagos Institute of Marine Conservation recorded the sighting between the Greek islands of Ikaria and Chios. Risso's Dolphin is one of the least-studied dolphin species in Greek waters.

The move marks the end of an era for the Attica Zoological Park and highlights the growing emphasis on responsible animal management in zoological institutions worldwide

The dolphin pods found off Loutraki include the common dolphin, Risso's dolphin, the striped dolphin, and the common bottlenose dolphin