LitCharts assigns a color and icon to each theme in Salt to the Sea, which you can use to track the themes throughout the work.
Agency, Willpower, and Fate
Storytelling and Fantasy
Memory and Survival
Family and Community vs. Selfishness
Summary
Analysis
Joana is thrilled that Florian has been rescued. Even as other people run across the deck looking for their loved ones Joana, Florian, Halinka and Klaus have each other.
Florian, Joana, Halinka, and Klaus have created a new family out of tragedy.
Active
Themes
Florian tells Joana he could hear her from beneath the water, but she is confused. She didn’t instruct him to kick.
Florian assumes the voice is Joana, but instead it seems to be the spirit or memory of an important woman in his life, perhaps his mother.