Abu Qir Bay delta once entered the sea in the vicinity of Heracleion or Eastern Canopus. A combination of Islamic texts and investigation using geoarchaeology suggest that this branch was still in existence in the eighth century, when a major inundation caused Eastern Canopus to sink into the bay. The Canopic branch subsequently declined and eventually became closed. On August 1, 1798, Horatio Nelson fought the naval "Battle of the Nile", often referred to as the "Battle of Aboukir Bay". (Not to be confused with the Battle of Abukir (1799) and the Battle of Abukir (1801).) On 1 March 1801, some 70 British
Sir Thomas Thompson, 1st Baronet to allow them to withdraw. Thompson himself was wounded in the battle. Thompson was later given command of a squadron, and carried out cruises in the Mediterranean, intercepting French and Spanish ships. He returned to Gibraltar, but was ordered to sea again in June 1798 to reinforce Nelson's squadron in their hunt for the French fleet that had earlier escaped from Toulon. He was with Nelson when they located the French fleet, under the command of Vice-Admiral Brueys, moored in Aboukir Bay. In the ensuing engagement Thompson came to the assistance of , which had run aground on shoals in