Team Logo. The Bellingham Mariners were a team in the Northwest League. They were the Short-Season A affiliate of the Seattle Mariners. In 1995 they changed their name to the Bellingham Giants. Retrieved from "https://prosportsteams.fandom.com/wiki/Bellingham_Mariners?oldid=10629" Categories: Former NWL Teams Teams in Washington Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.