A service member assigned to Australian Clearance Diving Team 4 uses an underwater sonar system during a subject matter expert exchange with Explosive Ordnance Disposal Unit (EODMU) 5. The unit is assigned to Commander, Task Force 75, which is the primary expeditionary task force responsible for the planning and execution of coastal riverine operations, explosive ordnance disposal, diving engineering and construction, and underwater construction in the U.S. 7th fleet area of operations.