SDCL § 22-18-42: Watercraft battery--Penalty.

Any person who, while under the influence of alcohol, drugs, or substances, in a manner and to a degree prohibited by § 42-8-45, without design to effect serious bodily injury, operates a boat, as defined by § 42-8-2, in a negligent manner and thereby causes the serious bodily injury of another person, including an unborn child, is guilty of watercraft battery, a Class 4 felony.