Earlier this month, a dinghy filled with belongings of refugees holding Somalian and Turkish documents and other belongings washed ashore in Netanya, with no expected survivors.
The migrants in question are not believed to have come onto land, but are believed to have drowned.
The NCA said it believed the man was working with people smuggling networks in North Africa to organize boats for migrants.
Thousands of mostly African migrants embark on the dangerous journey from the shores of Libya and Egypt, often in small, inflatable boats, in search of a better life in Europe.
The deportation of a beloved Ethiopian community leader refocuses attention on the difficult conditions endured by many African and Asian migrants working in the country.