The borough shall have a lien for any unpaid mooring license fees, and a lien for any unpaid fees for services provided by the harbormaster; and should any of such license fees and fees be unpaid or unsecured for 90 consecutive days after due, any boat, vessel or other floating structure upon which such license fees have accrued shall be impounded and sold by the harbormaster for the unpaid charges and fees under the provisions of HBC 16.24.070. (Ord. 12-01-281 § 4)