Transboundary stock
Transboundary stock means a marine mammal stock occurring in the:
(1) Exclusive economic zones or territorial sea of the United States and one or more other coastal States; or
(2) Exclusive economic zone or territorial sea of the United States and on the high seas.
Source
50 CFR § 216.3
Scoping language
In addition to definitions contained in the MMPA, and unless the context otherwise requires, in this part 216: