All fees, harbor or port charges, fines and penalties collected under the provisions of this article shall be paid over to the Authority and be disbursed by it in paying the salaries of the harbor master and port wardens and such other officers as it may see fit to appoint to facilitate the discharge of the duties imposed by this article and such other expenses as may be incident to such duties. At the end of each fiscal year it shall keep on hand the sum of five thousand dollars as an operating fund, and shall turn over all funds in excess of five thousand dollars to the State port construction fund.