SCARBOROUGH — Georgiana Pratt Chase, 91, died on May 17.

Chase devoted many years of volunteer service to the Scarborough Conservation Commission, the Tate House Museum, Prouts Neck Sanctuary and the St. James Church.

She was a longtime member of the Maine Audubon Society and authored a book detailing the history of Stratton’s Islands of Saco Bay.

In 2004, she completed the training and volunteer requirements to become a Master Gardener for Cumberland County through the University of Maine Cooperative Extension.

Chase is survived by her sons, Church Chase and Philip Sharples; daughter-in-law, Patti; grandson, Anthony; brother, Herbert; and sister Margaret Ross.

A private family memorial service will be held at a later date.