Leviathans of Jupiter

In Ben Bova's novel Jupiter, physicist Grant Archer leads an expedition into the mysterious ocean depths of the planet, driven by his desire to study its immense and unusual creatures. After a near-fatal encounter with a massive leviathan that suggests intelligence among these beings, Grant embarks on a new mission years later to gather scientific proof. However, his team must navigate treacherous underwater landscapes and face threats from both the hostile environment and human adversaries determined to sabotage their efforts, potentially at a deadly cost.