HMS Defender (1804) explained

HMS Defender was a 12-gun Archer-class gun-brig built in Chester in 1804 and employed in the English Channel. On 14 December 1809, she was wrecked near Folkestone.

References

• Book: Hepper . David J. . 1994 . British Warship Losses in the Age of Sail, 1650–1859 . Jean Boudriot . Rotherfield . 0-948864-30-3.
• Book: Rif . Winfield . British Warships in the Age of Sail 1793–1817: Design, Construction, Careers and Fates . Seaforth Publishing. 2008 . 978-1-86176-246-7.