The Chief of Police of the Borough or such other person appointed for the purpose by the governing body of said Borough shall cause a canvass to be made of all dogs owned, kept or harbored within the limits of the Borough and shall report, on or before May 1 of each year, to the Borough Clerk and to the Board of Health of the Borough and to the State Department of Health the results thereof, setting forth in separate columns the names and addresses of persons owning, keeping or harboring unlicensed dogs and the number of unlicensed dogs owned, kept or harbored by each of said persons, together with a complete description of each of said unlicensed dogs.