HMS Salsette
... that the Mr. Ekenhead in the second canto of Don Juan was a real-life lieutenant of the HMS Salsette marines who swam the Hellespont with Lord Byron on 3 May 1810?
... that the Mr. Ekenhead in the second <a href="./Canto" id="mwBiM" rel="mw:WikiLink" title="Canto">canto</a> of <a class="mw-redirect" href="./Don_Juan_(Byron)" id="mwBiQ" rel="mw:WikiLink" title="Don Juan (Byron)"><i id="mwBiU">Don Juan</i></a> was a real-life lieutenant of the <b id="mwBiY"><a href="./HMS_Salsette_(1805)" id="mwBic" rel="mw:WikiLink" title="HMS Salsette (1805)">HMS <i id="mwBig">Salsette</i></a></b> marines who swam the <a class="mw-redirect" href="./Hellespont" id="mwBik" rel="mw:WikiLink" title="Hellespont">Hellespont</a> with <a href="./Lord_Byron" id="mwBio" rel="mw:WikiLink" title="Lord Byron">Lord Byron</a> on 3 May 1810?