5 books in series

Underwater Investigation Unit

Underwater Investigation Unit is a 5-book series with 5 primary works first released in 2020 with contributions by Andrew Mayne.

#1PopularFirst

2020 • 25 Readers • 328 pages 4.2

#2

2021 • 12 Readers • 317 pages 4

#3

2022 • 7 Readers • 302 pages 4

#4

2023 • 3 Readers 4

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#5

2024 • 2 Readers 3