Amphion took part in the Battle of Ushant on 27 July 1778 under Keredern de Trobriand.
[1] Seriously damaged, Amphion returned to Brest while the fight was still raging, carrying the first news of the battle.[2] In consequence, Trobriand was replaced at the command of Amphion.[3]
Roche, Jean-Michel (2005). Dictionnaire des bâtiments de la flotte de guerre française de Colbert à nos jours, 1671 - 1870. Group Retozel-Maury Millau. pp. 325–6. ISBN978-2-9525917-0-6. OCLC165892922.