No person shall hunt, take, kill or attempt to kill any duck, geese, brant, swan or other waterfowl or shore birds or waders protected by law, resting on or flying over the waters of Bantam Lake or that part of Bantam River located between said lake and a distance of five hundred feet below the second highway bridge located adjacent to the jambs, so called, or shall kill or attempt to kill any such birds within a distance of two hundred feet from the water level of said lake. The commissioner or any agent of the department may, within the discretion of the commissioner, take and kill wild animals or birds in or above said waters which said commissioner determines to be destructive of any wildlife protected by the provisions of this chapter. The commissioner may, with the approval of the Governor, build or erect a structure or dam with a fish screen thereon on Bantam River, but such structure or dam shall not contain a gate. Any person who violates any provision of this section shall be fined not more than two hundred fifty dollars.