187A-5  Rules.  Subject to chapter 91, the department shall adopt, amend, and repeal rules for and concerning the protection and propagation of introduced and transplanted aquatic life, or the conservation and allocation of the natural supply of aquatic life in any area.  The rules may include the following:

     (1)  Size limits;

     (2)  Bag limits;

     (3)  Open and closed fishing seasons;

     (4)  Specifications and numbers of fishing or taking gear which may be used or possessed; and

     (5)  Prescribe and limit the kind and amount of bait that may be used in taking aquatic life, and the conditions for entry into areas for taking aquatic life.

The rules may vary from one county to another and may specify certain days of the week or certain hours of the day in designating open seasons.  All rules shall have the force and effect of law.  Any person who violates any of the rules adopted pursuant to this section shall be guilty of a petty misdemeanor and upon conviction thereof shall be punished as provided by section 188-70.