Lieutenant-Captain Peter Johan Wleugel was captain of Mercurius in August and September 1807.

Her officers and crew abandoned her at Kalvebod Strand, just south of Copenhagen.

[1] Commander Thomas Renwick was appointed to Mercurius on 18 August 1808,[3] and he commissioned her in September for the North Sea.

In April 1813 Renwick conducted a fleet of some 400 to 500 vessels through the Sound where they came under continuous fire from Cronenburg Castle.

[5] On 29 April Mercurius captured Larken, J. Knudsen, and Jupiter, P. Otrog, master.

The "Principal Officers and commissioners of His Majesty's Navy" offered "Mercurius brig, of 308 ton", lying at Sheerness, for sale on 23 November 1815.