These vessels were armed with forward and aft plasma cannons and possessed primitive shields. Although their weapons were considered formidable to a Y class freighter, Nausicaan raiders were outmatched by NX-class starships, whose spatial torpedoes were capable of piercing Nausicaan shields.
Three of these vessels, operating out of an asteroid base, attacked the ECS Fortunate and raided its cargo for a period of several months during 2151. Fortunately, the Starfleet vessel Enterprise was able to offer assistance during that year. (ENT: "Fortunate Son")