50 CFR § 300.184 - Species subject to permitting, documentation, reporting, and recordkeeping requirements.
(a) Except as noted in paragraphs (b) and (c) of this section, the following fish or fish products are subject to the documentation requirements of this subpart, regardless of ocean area of catch, and must be reported under the appropriate heading or subheading numbers from the Harmonized Tariff Schedule of the United States (HTS):
(1) Bluefin tuna,
(2) Southern bluefin tuna,
(3) Frozen bigeye tuna,
(4) Swordfish, and
(5) Shark fins.
(b) For bluefin tuna, southern bluefin tuna, frozen bigeye tuna, and swordfish, fish parts other than meat (e.g., heads, eyes, roe, guts, and tails) may be imported without the documentation required under this subpart.
(c) Bigeye tuna caught by purse seiners or pole and line (bait) vessels and destined for canneries within the United States, including all U.S. commonwealths, territories, and possessions, may be imported without the documentation required under this subpart.