harmful interference

(A) flying or landing helicopters or other aircraft in a manner that disturbs concentrations of birds or seals;

(B) using vehicles or vessels, including hovercraft and small boats, in a manner that disturbs concentrations of birds or seals;

(C) using explosives or firearms in a manner that disturbs concentrations of birds or seals;

(D) willfully disturbing breeding or molting birds or concentrations of birds or seals by persons on foot;

(E) significantly damaging concentrations of native terrestrial plants by landing aircraft, driving vehicles, or walking on them, or by other means; and

(F) any activity that results in the significant adverse modification of habitats of any species or population of native mammal, native bird, native plant, or native invertebrate;