   OPR-L304-KR-99 (H-10962): PACIFIC HYDROGRAPHIC BRANCH DANGER TO NAVIGATION REPORT.  AN UNCHARTED WRECK WAS LOCATED 3300 FEET OFF PARADISE CAY IN TIBURON, CA.  THE WRECK RISES 4.7 FEET OFF THE SEAFLOOR AND MULTIBEAM SONAR DETECTED THE LEAST DEPTH AS 13