(a) No person shall willfully obstruct or impede the participation of any individual in the lawful activity of hunting, furharvesting or fishing.
(b) The provisions of this section shall not apply to the actions of law enforcement officers and personnel of the department in the performance of their official duties and shall not obstruct or impede the legal rights and normal activities of landowners or tenants including, but not limited to, farming, ranching and the right to limit trespass.