Duck Hunters Must Chose From Two Bag Limits When Registering Duck hunters must choose between two daily bag limits when they register for their Harvest Information Program number this year. Nebraska and South Dakota are entering a new “two-tier” program starting with the 2021- 2022 regular duck season. Tier I is the current traditional six-duck bag limit with species and sex restrictions.PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!