(1)    The department of natural resources shall secure the enforcement of all laws which it is required to administer and bring, or cause to be brought, actions and proceedings in the name of the state for that purpose. The persons appointed by said department to exercise and perform the powers and duties heretofore conferred and imposed upon deputy fish and game wardens, shall be known as conservation wardens and shall be subject to ch. 230.

   (2)   Whenever the county board of any county by resolution authorizes the appointment of county conservation wardens, and fixes the number of the same, the chairperson of the county board, district attorney and county clerk, acting as a board of appointment, shall select the persons for such positions and certify their names to the department of natural resources which shall, if in its judgment such persons are competent and efficient, issue to them commissions as county conservation wardens. Such wardens have, within their county, all the powers and duties of conservation wardens. Their compensation shall be fixed by the county board in the resolution authorizing their appointment and be paid out of the county treasury.

   (4)   All conservation wardens shall, before exercising any of their powers, be provided with a commission issued by the department of natural resources under its seal, substantially as follows:

   (5)   The department of natural resources shall furnish to each conservation warden at the time of the warden’s appointment, a pocket identification folder in form and substance as follows: A leather-covered folder, size when folded, 3 by 4 inches; on one of the inner sides thereof shall be securely fastened a photograph of such appointee to be furnished by the appointee, and partly on the photograph and partly on the margin of such folder shall be an impression of the seal of the department of natural resources; such appointee shall also affix the appointee’s signature below the photograph on such folder; on the other inner side of such folder shall be securely fastened a miniature true copy of the commission issued to such appointee, which shall be signed by the secretary. The appointee shall carry the identification folder on his or her person at all times that the appointee is on official duty, and the appointee shall on demand exhibit the same to any person to whom the appointee may represent himself or herself as a conservation warden. The cost of such identification folder shall be charged to the appropriation for the department.

   (6)   All conservation wardens shall make full and complete reports of their transactions as such, according to the demand of the department and shall at all times be subject to its direction and control in the performance of their duties. They shall also gather and transmit all statistical information relative to such matters within their charge as the department directs. In its report under s. 15.04 (1) (d) the department shall include information covering all its work and such other information as is valuable to the state in relation thereto and an itemized statement of receipts and disbursements.