Squadron 1 will take over security on the Euphrates River and Hadithah Dam from Marine Riverines now on station keeping watch . The Navy's new brown water sailors had to pick up a boat load of skills not normally a part of the blue water sailors. For the last eight months these sailors had to learn basic infantry skills such as calling for fire-support and coordinate close-air support among the more basic grunt skills such as fix-bayonets, fire and manuver that are the bread and butter of every Marine.