Overview

• Officials said three successful mates, including ROV-driven intervention tasks, were completed over three days.
• Operations were conducted from INS Nistar, an indigenously designed diving support vessel that served as the DSRV’s mothership.
• The activity marked the Navy’s first mating exercise with foreign submarines away from Indian waters.
• The drills formed part of Exercise Pacific Reach 2025 hosted by Singapore, which drew participation or observation from more than 40 nations.
• During the harbor phase, Indian personnel joined partner navies to refine standard operating procedures and share subject-matter expertise.