Reading order
| # | Title | Published | Author | Buy on Amazon |
|---|---|---|---|---|
| 1 | Lost Key | 2019 | Chris Niles | Buy |
| 2 | Lost Relics | 2019 | Chris Niles | Buy |
| 3 | Lost Fleet | 2020 | Chris Niles | Buy |
| 4 | Lost Gems | 2020 | Chris Niles | Buy |
The Shark Key Adventures is a four-book series by Chris Niles set in the Florida Keys. The novels follow characters drawn into treasure hunts and maritime mysteries, with titles that signal the pattern: Lost Key, Lost Relics, Lost Fleet, and Lost Gems.
Published between 2019 and 2020, the series combines sun-drenched settings with suspenseful plots involving lost artifacts and hidden dangers. Readers who enjoy tropical adventure fiction will find these books a good fit.