"Oiseau" too part in the Battle of Ushant on 27 July 1778. On 31 January 1779, as she escorted a convoy from Brest to Saint-Malo, "Oiseau" encountered the British 32-gun frigate HMS "Apollo". The captain of "Oiseau", Tarade, signaled the cutter "Expéditive" to lead the convoy, and detached to attack "Apollo". In the subsequent battle, "Oiseau" lost her foretop, and struck her colours.