A two-member team of the Bangladesh Mission in Rome talked to other migrants and confirmed their identities.
However, no identification was received from the Italian authorities.
The seven bodies of Bangladesh nationals have already been sent to Agrigento (a place in Sicily) to be kept in the mortuary till their repatriation and burial.
On receiving the information of the tragic incident on 25 January, the Bangladesh Embassy in Rome has been in constant touch with the relevant Italian authorities, including two consuls general of Bangladesh to Catania and Palermo to gather authentic information and take appropriate measures from the Bangladesh side, said the Bangladesh Mission in Rome on Friday night.
A two-member team, led by Md Arfanul Hoque, counsellor (Labour Welfare), accompanied by an Italian-knowing official, reached Lampedusa island, Italy on 26 January.
The Labour councillor met deputy mayor of Lampedusa Prestipino Salvatore as the mayor was outside the station on 27 January.
During the meeting, both sides discussed the tragic incident and possible strategies and arrangements to prevent it in the future and closer coordination between the Italian side and the embassy.