On his return voyage he suffered from an attack of illness at Malta .
On his return voyage he remained ill for the remainder of the journey to Gibraltar , eventually dying at sea off Gibraltar , en route to Britain , on the morning of 1 June 1841 .
On his return voyage he suffered from an attack of illness at Malta , and remained ill for the remainder of the journey to Gibraltar , eventually dying at sea off Gibraltar , en route to Britain , on the morning of 1 June 1841 .