BoatingNatureTravelSeal in Rockland HarborPosted July 5, 2013 by US HarborsFun picture of a seal in Rockland Harbor with the ferry going by.Seal in Rockland HarborPosted July 5, 2013 by US Harbors & filed under Boating, Nature, Travel. Photos of Seal in Rockland Harbor Seal in Rockland HarborShare This Article