According to the schedule, the 16th is not yet "FULL" (http://pt-lobos.parks.state.ca.us/scuba/Calender.html). You can still fill out the Reservations page (http://pt-lobos.parks.state.ca.us/scuba/divereserv.html) or try emailing or calling Debbie at pointlobos@parks.ca.gov . (831) 624-4909.