In a protected cove in Spanish Water Bay, just outside Seru Boca Estate's northern boundary, is Seru Boca Marina. The Marina offers floating slips for 88 vessels up to 150 ft in length. There are two piers at the end of the two main docks that can accommodate vessels of varying lengths. The slips have power & water. Seru Boca Marina provides its slipholders with 24-hour security and guests at the marina have privileges at Santa Barbara Resort's private beach, Barbara Beach, Fuik Bay.á