With so much traffic through Nar Shaddaa, especially with the peace talks, there were bound to be a few stowaways that made their way from a ship into the spaceport and beyond. In Shadow Town and other lowers areas, the inevitability might just be accepted and dealt with over time. In Uptown, however, such problems required immediate resolution, especially when the infestation were gizka.
Extermination work wasn't the best use of Galen's skills, but a few extra credits were always welcome. He might even be able to sell a few gizka steaks.
D3, EA-LA, Side Job, Gizka Hunting, Perception, Hunter, Uncanny Senses: 2eA+1eP+3eB+2eD 6 successes, 2 advantage
It took some time to find and eliminate the colony. But, it was an overall success and the client was pleased. Galen left counting his credits and wondering how long it would take for other colonies to appear.