A spear gun was a projectile weapon designed for underwater use. The Sedrians from the planet of Sedri used the weapon as their primary armament, and they were available on oceanic planets such as Spira. It was the weapon of choice for Quarren Deep Hunters.
- A Guide to the Star Wars Universe
- Creatures of the Galaxy
- Galladinium's Fantastic Technology
- Star Wars Gamemaster Screen, Revised
- "Wanted by Cracken" — Star Wars Adventure Journal 10
- Secrets of the Sisar Run
- Gundark's Fantastic Technology: Personal Gear