Experts and diplomats from Greece, Israel and Cyprus met in Cyprus and discussed stability, from the Eastern Mediterranean to the Middle East.
Hundreds of people, mostly from Egypt, Syria and Pakistan, are feared to have drowned in a boat capsize off Greece last week.
The 17 brown sea turtles and one rare green sea turtle underwent rehabilitation at the Nature and Parks Authority's rescue center after they washed up on shore last winter.
Different accounts have provided confusing details on precisely what happened, but what is clear is that a boat was overloaded by hundreds more people than should have been aboard.
The dives, which coincide with World Oceans Day on June 8, took place at Givat Aliya in Jaffa, on the beaches of Herzliya and on Dor-Nashsholim beach with 55 divers.
Yulia the Mediterranean monk seal provides a welcome distraction
Iran, Turkey and Palestinian ties are on top of Cairo's list of prioritized diplomatic ties.