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
Action of 18 August 1798 in the Mediterranean, but was eventually captured off Malta in 1800 by a British squadron under Lord Nelson. On 1 August 1798 a British fleet of 13 ships of the line and one fourth rate ship under Rear-Admiral Sir Horatio Nelson discovered a French fleet of 13 ships of the line and four frigates at anchor in Aboukir Bay on the Mediterranean coast of Egypt. Nelson had been in pursuit of the French for three months, crossing the Mediterranean three times in his efforts to locate the fleet and a convoy under its protection which carried the French army commanded