Fla. Stat. § 314.01

The Governor shall appoint, subject to confirmation by the Senate, one harbormaster for each port in the state, into which have come, during the past 5 years, vessels of 500 tons burden and upwards, at the average rate of not less than 250 vessels per year, according to the records of the United States customhouse at or nearest the port for which such appointment shall be made.