SDCL § 41-12-21: Limit of fish taken by fishing party--Exception.

Any of two or more persons who mutually agree to fish by angling from a single watercraft as a party or who mutually agree to fish by angling from shore or on ice as a party and who maintain visual and unaided vocal contact may take more than one daily limit of fish. However, the total number of fish taken by the party may not exceed the aggregate daily limit for all members of the party who are licensed to take and possess fish by angling. The provisions of this section do not apply to any person who fishes in more than one party in one day.