Hydrostatic fields were a type of Gungan shield designed to repel water while allowing solid objects to pass through. As well as making up the hydrostatic bubbles of Otoh Gunga and other Gungan cities, hydrostatic fields were used in bongos to sustain the passengers and crew.
- Star Wars: Episode I The Phantom Menace (First appearance)
- Deep Spoilers"—Star Wars Gamer 4 "
- The New Jedi Order: Agents of Chaos II: Jedi Eclipse (Mentioned only)