HMS Emerald (1795) dispatched a squadron of five ships, including "Emerald" and commanded by Nelson in the 74-gun , to locate a large invasion fleet that had left Toulon. After receiving intelligence on 22 May, Nelson correctly predicted the French fleet's destination and set course for Alexandria where the British captured or destroyed all but two of the French ships at the Battle of the Nile, which occurred between 1–3 August 1798. "Emerald" missed the battle; having previously become separated from the rest of the squadron in a storm on 21 May, she arrived at Aboukir Bay on 12 August. When Nelson left
Mediterranean campaign of 1798 and 677 wounded. However, many of Nelson's ships were seriously damaged, and urgent repairs were required for both his own ships and the captured prizes before they could begin the long voyage back to Britain. For more than two weeks Nelson remained in Aboukir Bay, effecting repairs, writing despatches and assessing the strategic situation in Egypt. The first ship detached from his squadron was "Leander", sent on 5 August to the fleet under Earl St. Vincent off Cadiz with reports of the battle. On 8 August Aboukir Island was stormed and captured, and on 12 August "Emerald", "Alcmene" and "Bonne