![](https://www.my24erica.com/assets/images/noimageepisode.png)
![](https://image.tmdb.org/t/p/w342/ckNaadRGOyCtYfrE281KIVu3KQI.jpg)
When Big Fish Die
Exploring an underwater oil field near the Great Barrier Reef, the mini-submarine crew strikes new danger - an ear-splitting, high-frequency sound that kills fish, and even disables the Minus Five electronic equipment.
Other episodes for this season
![Rendezvous](https://www.my24erica.com/assets/images/noimageepisode.png)
![Galleon](https://www.my24erica.com/assets/images/noimageepisode.png)
![Something Beginning with M](https://www.my24erica.com/assets/images/noimageepisode.png)
![Strange Cargo](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Pewter Chalice](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Cannon Of Nemora](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Pirates](https://www.my24erica.com/assets/images/noimageepisode.png)
![Old Gold](https://www.my24erica.com/assets/images/noimageepisode.png)
![Slipway](https://www.my24erica.com/assets/images/noimageepisode.png)
![When Big Fish Die](https://www.my24erica.com/assets/images/noimageepisode.png)
![Russians Are Red](https://www.my24erica.com/assets/images/noimageepisode.png)
![Cyclone](https://www.my24erica.com/assets/images/noimageepisode.png)
![Assignment in Shute](https://www.my24erica.com/assets/images/noimageepisode.png)
![Thursday Girl](https://www.my24erica.com/assets/images/noimageepisode.png)
![Nothing But The Truth](https://www.my24erica.com/assets/images/noimageepisode.png)
![White Death](https://www.my24erica.com/assets/images/noimageepisode.png)
![Echoes From The Past](https://www.my24erica.com/assets/images/noimageepisode.png)
![A Matter of Money](https://www.my24erica.com/assets/images/noimageepisode.png)
![Scotch on The Rocks](https://www.my24erica.com/assets/images/noimageepisode.png)
![God Bless Her](https://www.my24erica.com/assets/images/noimageepisode.png)
![Let Sleeping Dogs Lie](https://www.my24erica.com/assets/images/noimageepisode.png)
![Sea Fever](https://www.my24erica.com/assets/images/noimageepisode.png)
![Shark Bait](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Tripod](https://www.my24erica.com/assets/images/noimageepisode.png)
![Coconut Ice](https://www.my24erica.com/assets/images/noimageepisode.png)
![Moon Shot](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Speckled Stone Fish](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Old Skipper](https://www.my24erica.com/assets/images/noimageepisode.png)
![Sell Out](https://www.my24erica.com/assets/images/noimageepisode.png)
![Black Diamond](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Tunnel](https://www.my24erica.com/assets/images/noimageepisode.png)
![Sanctuary Cay](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Missile](https://www.my24erica.com/assets/images/noimageepisode.png)
![His Majesty Regrets](https://www.my24erica.com/assets/images/noimageepisode.png)
![Voices In The Deep](https://www.my24erica.com/assets/images/noimageepisode.png)
![Pilgrims Progress](https://www.my24erica.com/assets/images/noimageepisode.png)
![Oysters Never Tell](https://www.my24erica.com/assets/images/noimageepisode.png)
![Bird Cage](https://www.my24erica.com/assets/images/noimageepisode.png)
![The Fence](https://www.my24erica.com/assets/images/noimageepisode.png)