The Royal Navy commissioned her as 16-gun sloop and Rear-Admiral the Honourable Sir
Alexander Cochrane provisionally named her
Pert. Commander Robert Preston took command in August 1808. As there was already a brig , the Admiralty named her HMS
Asp. On 8 February 1809
Asp and sighted
Junon passing close to the
Virgin Islands.
Junon ignored their orders that she halt and prepare to be boarded. The British frigate brought
Junon to action and she surrendered when the frigate and the brig arrived on the scene and joined the engagement.
Junon was carrying some sugar and cargo, which resulted in prize money (over and above that for the vessel itself) for all five British captors (i.e., including
Asp). In January -February 1810
Asp was also at the
invasion of Guadeloupe. This campaign led to the award in 1847 of the clasp "Guadaloupe" to the Naval General Service Medal to all surviving claimants from the invasion. Commander William M'Culloch replaced Preston after the invasion. Then in May Commander Henry Nathaniel Rowe replaced M'Culloch. Rowe sailed
Asp back to Britain with dispatches, and M'Culloch replaced Rowe in command of .
Asp arrived at Portsmouth on 30 July 1810 and was paid off and laid up. She spent much of that time in
Ordinary.
Disposal: The "Principal Officers and Commissioners of His Majesty's Navy" offered the "Asp sloop, of 333 tons", for sale at Portsmouth on 16 March 1814. She sold on that day for £1,050. ==Whaler==