|Name||Grampus (launched as Tremendous, 1784)||Explanation|
|Launched||30 October 1784|
|Builders measure||1656 tons|
|Note||1810 rebuilt 1706 bm.|
1845 = Grampus, reduced to 50 guns.
1856 powder hulk.
|Snippets concerning this vessels career|
|(January 1840)||Out of commission at Chatham|
|23 May 1845||Renamed Grampus|
|15 November 1845||Commanded by Captain Henry Byam Martin (Woolwich), Pacific|