A brown-water navy or riverine navy, in the broadest sense, is a naval force capable of military operations in inland waters and nearshores. Brown-water navies have existed since the ancient era, sinc
A United States Navy Monitor, a brown-water navy vessel, firing napalm during the Vietnam War
Barroso, a Brazilian ironclad of the central casemate type, the first vessel to dash past the Fortress of Humaitá on the River Paraguay
The large landing craft NRP Alfange supplying the garrison of Bambadinca, Portuguese Guinea, in the early 1970s.
A green-water navy is a maritime force that is capable of operating in its state's littoral zones and has limited competency to operate in the surrounding marginal seas. It is a relatively new term, a
Brown-water navy
…enforcing internal waters, in contrast to blue-water navies, which can independently conduct operations in the open oceans and project power far offshore. Green-water navies, which operate mainly in brackish estuaries, bays and shallow seas not too far off coasts (typically within the bounds of exclusive economic zones…
A Brazilian Navy Macaé-class patrol vessel off the coast
The Brazilian aircraft carrier Atlântico