Children (9 direct children, 9 direct and indirect children):
Larus fuscus graellsii
Larus fuscus intermedius
Larus fuscus fuscus
Larus fuscus heuglini
Larus fuscus barabensis
Larus fuscus antelius
Larus fuscus britannicus
Larus fuscus graelsii
Larus fuscus taimyrensis