The Channel Navigation Information Service (CNIS)

Dover Maritime Rescue Co-ordination Centre (MRCC), UK operations base for CNIS

Purpose
The Objective of the Channel Navigation Information Service (CNIS) is to contribute to the safety of navigation in the Dover Strait by:

• encouraging vessels to comply with international Maritime Organization (IMO) procedures for vessels navigating within a Traffic Separation Scheme (TSS);
• the provision of the latest information to shipping on activities, conditions and navigational irregularities which may affect safe navigation.

Just one of more than  400 commercial shipping movements occuring every day in the Dover Strait.