When Rosemary Harris began searching for information about her Coast Guardsman grandfather, she had no idea it would lead her to discover family she hadn’t met yet on Long Beach Island. That members of Coast Guard Station Barnegat Light aren’t related to Harris by blood is a footnote in a story that culminates with Harris’ grandfather posthumously being awarded his surfman designation last week in a ceremony on the north end of the Island.

“It’s like my grandfather became their grandfather, and once they found his name actually existed, the ball just went…