The Action of 28 February 1799 was a minor naval engagement Hostile_encounter of the French Revolutionary Wars , fought Hostile_encounter off the mouth of the Hooghly River in the Bay of Bengal between the French frigate `` Forte '' and the Royal Navy frigate HMS `` Sybille '' .

The French frigate was discovered Know at anchor in the sandbanks at the mouth of the Hooghly with two recently captured Conquering British merchant ships .