Team Logo. The Riverside Pilots were a team in the California League. They were the High-A affiliate of the Seattle Mariners. In 1996 they moved and became the Lancaster JetHawks. Retrieved from "https://prosportsteams.fandom.com/wiki/Riverside_Pilots?oldid=9706" Categories: Former CalL Teams Teams in California Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.