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
Horatio Nelson, 1st Viscount Nelson hurried to the port but again found it empty of the French. Searching along the coast, he finally discovered the French fleet in Aboukir Bay on 1 August 1798. Nelson immediately prepared for battle, repeating a sentiment he had expressed at the battle of Cape St Vincent that "Before this time tomorrow, I shall have gained a peerage or Westminster Abbey." It was late by the time the British arrived and the French, anchored in a strong position with a combined firepower greater than that of Nelson's fleet, did not expect them to attack. Nelson however immediately ordered his ships