Whoever is convicted of erecting, causing, maintaining, contriving or carrying on a nuisance in the city, as described in this chapter, or of aiding or abetting the same, shall be punished by a fine not exceeding three hundred dollars or imprisoned for not more than ninety days, or both fined and imprisoned; and the city police judge, with or without such fine or imprisonment, may order the nuisance to be abated, and issue a warrant as provided in this chapter.