The network said the episode took its place as the No. 1 non-fiction series telecast in cable history in total viewers as well as all key demographic groups.
The fourth-season premiere grew by more than one-third in total viewers over last season's debut.
Set in Louisiana bayou country, "Duck Dynasty" follows a brood of brothers who manufacture duck calls and love to go bird hunting.
New episodes air every Wednesday at 10 p.m. Eastern time.
Copyright 2013 The Associated Press.