Mark VI patrol boat

The Mark VI is a class of patrol boat for the United States Navy, designed to patrol riverine and littoral waters. The first two Mark VI boats were delivered to Coastal Riverine Group Two in September 2015. Two boats were forward deployed to Bahrain in April 2016, with Coastal Riverine Squadron Two being the first to operate the craft in the Persian Gulf while assigned under Task Force 56. The Mark VI replaced the less capable Riverine Command Boats previously assigned to Task Force 56.
Two craft were delivered to Coastal Riverine Group One in 2016 and were subsequently forward deployed to Guam in 2017. A third craft was deployed to Bahrain in 2018 to replace the Coastal Command Boat prototype craft, which was returned to the United States where it was deactivated and placed in long-term storage. A third craft was deployed to Guam, rounding out the initial deployment of the craft. The forward deployed craft are manned by rotational crews from the Navy's Coastal Riverine Force.
The final craft were delivered to Coastal Riverine Group One in 2017, and Coastal Riverine Group Two in 2018 to complete delivery of the 12 craft. There are currently no plans to field additional craft with the...