Defenseman Ryan Jackson with Manhattanville College

Mariners Bring in Rookie Defenseman Ryan Jackson

PORTLAND, ME - The Mariners have added a defenseman to the 2020-21 roster, announcing the signing of rookie Ryan Jackson, out of Manhattanville College (Purchase, NY). Jackson served as captain for the Valiants in 2019-20 and also has a Maine connection, playing formerly for the Portland Jr. Pirates of the United States Premier Hockey League (USPHL). Manhattanville is a Division III program, which competes primarily in the ... Full Story