"The player had requested the club to release him from his contractual obligations citing family issues. The club obliged to his request and have signed the agreement of termination today," Mohun Bagan said in a statement today.
Placed second in the I-League table, Mohun Bagan signed Ferreira ahead of the season but the Australian suffered a back spasm in a pre-season training and struggled to recover from the injury.
The Mariners have a number of injury woes with Japanese midfielder Yuta Kinowai ruled out for a month with a broken collarbone, while Sony Norde, Ansumana Kromah and Arijit Bagui carrying niggles.