New Hampshire state waters, out to 3 miles
Federally managed; NOAA HMS Angling permit required; size is curved fork length, not TL/FL.
NH F&G 2026 · checked · the official rulebook is the final word
New Hampshire state record
NH Fish & Game Verified Record Saltwater Fish · checked 2026-08-23
How to tell it
Massive girth, short pectoral fins that don't reach the second dorsal. More on the Atlantic bluefin tuna page: every state’s rule, the records, and how anglers catch it.
Atlantic bluefin tuna in other states19 rulebooks
Questions anglers ask5
What is the size limit for Atlantic bluefin tuna in New Hampshire?
27 in curved fork length min. Measured as curved fork length: snout to the fork of the tail, along the curve of the body.
How many Atlantic bluefin tuna can you keep in New Hampshire?
Variable per federal HMS rules.
When is Atlantic bluefin tuna season in New Hampshire?
Open year-round.
What is the New Hampshire record Atlantic bluefin tuna?
962 lb, Gulf of Maine, Newcastle (2013).
How current is this New Hampshire Atlantic bluefin tuna rule?
Source: NH F&G 2026, last checked Sep 10, 2026. A watchman re-reads the agency's pages nightly. Rules change mid-season by proclamation; the official rulebook is the final word.
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