Black Coral: Audiobook
Book 2 of the Underwater Investigation Unit series
According to The Books Insider's catalog data, the Black Coral audiobook runs 9.2 hours unabridged, narrated by Susannah Jones (about 6.1 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 9.2 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 19 days |
| 1 hour / day | 10 days |
| 2 hours / day | 5 days |
| 1 hour / day at 1.5× | 7 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 9.2 hours, it runs longer than 61% of the 22,296 Police & Detective audiobooks in our catalog.
Catching up on Underwater Investigation Unit
This is book 2. Book 1 runs 9.3 hours before it; books 1 to 5 run 42.1 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | The Girl Beneath the Sea | 9.3 hrs |
| 2 | Black Coral | 9.2 hrs |
| 3 | Sea Storm | 8.1 hrs |
| 4 | Sea Castle | 8 hrs |
| 5 | Dark Dive | 7.6 hrs |
More narrated by Susannah Jones
Susannah Jones narrates 64 unabridged audiobooks in our catalog, 553 hours in all.
About as long, on the Police & Detective shelf
6,135 Police & Detective audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
Black Coral is book 2 of Andrew Mayne's Underwater Investigation Unit series: a 9.2-hour unabridged recording, read by Susannah Jones, released February 16, 2021, on the Police & Detective shelf.
The listen at a glance
- Length
- 9.2 hrs
- Narrated by
- Susannah Jones
- Released
- February 16, 2021
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Police & Detective
- Series
- Underwater Investigation Unit #2
- ISBN
- 9781713521624
How to listen to Black Coral free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is the Black Coral audiobook?
Black Coral runs 9.2 hours unabridged. At 1.5× speed that drops to roughly 6.1 hours.
Is the Black Coral audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Black Coral?
Black Coral is narrated by Susannah Jones.