According to testimonies, some of the Jews who had been ordered to assemble at the Jewish cemetery on September 16, 1941 were murdered then and there.
Related Resources
German Reports / Romanian Reports
ChGK Soviet Reports
From the Judicial Proceedings against Herbert Drabant, 1975-1976:
From the Interrogation of Sandner, former member of Einsatzgruppe D, December 19, 1945: … The unit of the group [Einsatzgruppe D] entered Nikolayev immediately after [its] occupation by German troops. The first action, which I have already mentioned, was the shooting of the Jews. About 3,500-4,000 were shot at the cemetery of the city of Nikolayev …The Jews were shot without any interrogation....