A Special Warfare Combatant-craft Crewman (SWCC) operator from Special Boat Team 22 (SBT-22) uses his radio during Emerald Warrior, Apalachicola, Florida, 2012.
SBT-22 operators specialise in littoral warfare and operate the Special Operations Craft-Riverine (SOC-R) to insert and extract SOF (typically Navy SEALs) along river networks / inland waterways.
Special Boat Teams are a U.S. Navy Special Warfare Command component that operate various surface boats in support of special operations forces.