Dinassaut

The Dinassaut (Division d'Infanterie Navale d'Assaut or DNA, "Naval Assault Infantry Division") was a type of riverine military unit employed by the French Navy during the first Indochina War.

Each Dinassaut consisted of approximately 12 craft, often American landing craft modified with armour and using tank turrets as weapons. Other craft carried 81mm mortars to be employed as riverine artillery.

Source

 * Bernard B. Fall. Street Without Joy. Stackpole Books, 1994. ISBN 0-8117-1700-3, ISBN 978-0-8117-1700-7. Pg 44.