Ep 6. The Stinger

In Sea Patrol season 5 episode 6, titled "The Stinger," the crew of the HMAS Hammersley is on a mission to gather intelligence on the illegal activities of a group of fishermen in nearby waters. However, they soon stumble upon something unexpected when they come across an injured loggerhead turtle in the water. While the crew initially believes that the turtle was injured by the fishermen, they soon realize that there is something much more sinister going on.

As the crew investigates the cause of the turtle's injury, they discover that a deadly box jellyfish, known as a "stinger," is responsible. The stinger is a highly venomous jellyfish that poses a serious threat to anyone who comes into contact with it, and the crew must work quickly to determine where the stingers are coming from and how to stop them.

Along the way, the crew must also deal with their own personal struggles. Commander Flynn is still dealing with the aftermath of his divorce, while the rest of the crew struggles with their own personal issues. Despite these challenges, the crew remains committed to their mission and to each other, and they work together to protect their ship and the marine life in the area.

As they continue their investigation, the crew of the HMAS Hammersley faces several challenges. They must navigate treacherous waters, contend with hostile fishermen, and avoid the stingers themselves. Through it all, the crew demonstrates courage, determination, and loyalty to each other and to their mission.

In the end, the crew of the HMAS Hammersley is able to locate the source of the stingers and put an end to the threat. Along the way, they learn valuable lessons about the importance of teamwork, perseverance, and protecting the environment. "The Stinger" is a thrilling and action-packed episode of Sea Patrol that will keep viewers on the edge of their seats from beginning to end.