No person shall drive a motor vehicle, snowmobile, or OHRV on the ice on Great Bay, except that any person who holds a New Hampshire recreational saltwater license under N.H. Rev. Stat. § 214:9, XVI may do so, provided that he or she does not drive or park his or her vehicle any closer than 300 feet to any occupied so-called bob-house, fishing shanty, or fishing hole other than the one the person occupies. The provisions of this section shall not apply to any person engaged in emergency rescue operations or public service of any description. No person driving a motor vehicle, snowmobile, or OHRV on the ice on Great Bay shall operate said vehicle at a speed greater than 10 miles per hour. Whoever violates any provision of this section shall be guilty of a violation.