Dhaka, Nov. 8 -- At least 15 people have been injured in a clash between two rival groups over collecting extra fares at a ferry terminal in Narsingdi.

The violence erupted on Saturday morning at Jitrampur in Madhabdi Upazila after announcements were made over loudspeakers calling on supporters to gather, according to Md Nazrul Islam, chief of Madhabdi Police Station.

He said the groups, led by Shahid Member and Chan Mia, had long been vying for control of the Jitrampur ferry terminal and the collection of fares.

Earlier on Monday and Tuesday, clashes between the same groups had left at least 10 people injured, prompting police to deploy additional forces to restore order.

However, taking advantage of reduced police presence on Saturd...