I note boat name changes RPB = SURC, nor sure what the RAB is but cold be Americanized Combat Boat CB-90?
I note also they are talking about riverines being in brown AND green waters
No photos attached and the link at bottom does NOT help any.
Here is a link to Navy League show article about NECC
RIVGRU 1 Displays Boats at Navy League SeaAir SpaceExpo
Story Number: NNS090508-09
Release Date: 5/8/2009 9:03:00 AM
By Mass Communication Specialist 2nd Class(SW) Michael R. Hinchcliffe, Navy Expeditionary Combat Command Public Affairs
NATIONAL HARBOR, Md. (NNS) -- Riverine Group (RIVGRU) 1 Sailors are showcasing the Riverine Patrol Boat (RPB) and the Riverine Assault Boat (RAB) as an in-water display during the 2009 Navy League Sea Air Space Exposition at the Gaylord National Resort and Convention Center Harbor May 4-6.
RIVGRU 1 moved the RPB and RAB from their based at Naval Amphibious Base Little Creek, in Norfolk, Va., May 3, to demonstrate riverine capabilities in the brown and green water environments to attendees. Riverine is a force capability of Navy Expeditionary Combat Command (NECC), which is also providing a exhibit hall display along with the riverine boat display in the Harbor.
"We wanted to display our riverine force capabilities during the Sea Air Space expo, to help increase public awareness of riverine's mission in today's global war on terrorism," said Chief Quartermaster (EXW) Michael Beane, RIVGRU 1 logistics chief.
According to the Navy League's, the Sea Air Space expo is the largest maritime exposition in the world, and it features more than 150 defense industry exhibits with top civilian and military leaders from the U.S. Department of Defense, Homeland Security, Maritime Administration and the defense industry. The exposition showcases national and international exhibits on the latest in seapower.
"People need to know you exist," said Gunner's Mate 1st Class (SW) William Whitlock, RIVGRU 1 requirements department leading petty officer. "We have had around 60 guests attend our in-water boat display, asking questions from how fast do our RPBs and RABs travel, to the boats' weapons capabilities.
"We have had nothing but positive reactions from both military and civilians who have visited our in-water display," he added.
For more news from Navy Expeditionary Combat Command, visit www.navy.mil/local/necc.