The fishermen were arrested on Friday off the eastern coast of Mullaithivu, Naval spokesman Commander Indika Silva said.
Until now, the fishermen were warned not to cross the International Maritime Boundary (IMB).
Out of the 57, 53 are seaworthy while the remaining four need some repair.
The fishermen had been held in Karachi for allegedly violating territorial waters in the Arabian Sea.
Lankan Foreign Minister Mangala Samaraweera will visit India from January 17 to 19.
According to Coast Guard sources, the surveillance along the coast has been stepped up following the recent terror threat.
On September 12, Latorre was allowed by the court to go to Italy for treatment after a brain stroke.
The fishermen were arrested by Bangladesh Navy for allegedly crossing the International Maritime Boundary Line.
Minister of State in the Ministry of External Affairs (MEA) Gen (retd) V K Singh gave this information.
The release of Indian fishermen by Sri Lanka is a moment for both countries to build on.
Five of them are slated to land at Chennai international airport on Thursday.
India filed an appeal in SC of Lanka against a verdict of the HC awarding death sentence fishermen for alleged drug smuggling.
The court verdict had led to protests in parts of Tamil Nadu and sporadic violence broke out in and around Rameswaram island.
Verdict spurs widespread protests, road and rail traffic affected.
The five Indians are among a group of eight people sentenced to death by the high court in Colombo.