British ships were then free to sail to India or the Indian Ocean under a licence from the EIC.

On her first convict voyage, under the command of J. Robertson and surgeon J. Cook, she sailed from Cork, Ireland on 3 June 1830, and arrived at Port Jackson on 12 October 1830.

[6] Forth left Port Jackson on 20 February 1831 bound for London with a cargo of merchandise.

In December 1834 it was reported in Tasmania that Captain Robertson had resigned the command of Forth to his first officer, Mr.

[8][a] During her second convict voyage, under the command of Henry Hutton and surgeon Thomas Robertson, she sailed from Cork, Ireland on 21 October 1834, and arrived at Port Jackson on 3 February 1835.