Mississippi Code Title 49. Conservation and Ecology § 49-5-43

(1) Any violation or attempt to violate any of the provisions of this chapter, or any law or regulation for the protection of wild animals, birds or fish, shall constitute and is hereby declared a misdemeanor. All sheriffs, deputy sheriffs, constables and peace officers of this state are hereby made ex-officio special conservation officers and it shall be their duty to aid in the enforcement of such laws or regulations.

(2) It shall be the duty of the conservation officer, sheriff, constable and city, town and village officers within the county to arrest, with or without process, any person whom they may know or have good reason to believe is violating the provisions of Section 49-5-5 and shall take them before the proper justice of the peace or other officer to be dealt with according to law. Any private person may arrest any person violating the above section in his presence.