California Harbors And Navigation Code Section 5825
The petition shall be published for at least two weeks
preceding the hearing in a newspaper of general circulation printed
in the county, together with a notice signed by not exceeding three
of the petitioners. The notice shall state the day, hour and place
at which the petition will be presented to the board of supervisors
for hearing, and that all persons interested may appear and be heard
at this time and place.