Summary (tl;dr)

A monumental 1,260-pound Atlantic blue marlin was recently caught off the coast of Massachusetts, shattering the state record and marking what is believed to be the largest of its species ever landed on the U.S. East Coast.

Essential Background

Atlantic blue marlin are highly sought-after game fish known for their size and fighting prowess. While they are migratory, catching "grandeur" marlin (over 1,000 pounds) is a rare event, particularly in the waters off the Northeastern United States, which are generally considered cooler than their preferred tropical and subtropical habitats for most of the year. The previous Massachusetts state record for an Atlantic blue marlin stood at 873 pounds, a record held since 2015.

The Full Story

On August 19, 2026, Captain Damon Sacco and angler Walter Chapman successfully landed a colossal 1,260-pound Atlantic blue marlin aboard the charter boat Castafari. The arduous battle with the immense fish lasted approximately three hours in Atlantis Canyon, an underwater canyon located about 100 miles off Cape Cod. After returning to Falmouth Harbor in Massachusetts, the marlin was officially weighed on an International Game Fish Association (IGFA) certified scale, confirming it as a new Massachusetts state record and likely the largest Atlantic blue marlin ever caught off the U.S. East Coast. The catch was an impressive 387 pounds heavier than the previous state record and was just 142 pounds shy of the all-tackle world record for an Atlantic blue marlin, which was caught off Brazil in 1992.

Why It Matters

This extraordinary catch is of significant interest to the sportfishing community and marine researchers alike. It is considered remarkable because such massive Atlantic blue marlin are rarely encountered in New England waters due to typically colder water temperatures, making the window for such a catch very narrow. The record-breaking fish, estimated to be between 25 and 30 years old, provides valuable data for scientific study, with its head sent to the University of Maine Pelagic Fisheries Lab for age determination. This event highlights the presence of large pelagic species in the region and showcases a truly rare angling achievement.

Geographic Location

• Atlantis Canyon (waters about 100 miles off Cape Cod), Massachusetts, United States (location of the catch)
• Falmouth Harbor, Falmouth, Barnstable County, Massachusetts, United States (where the marlin was weighed)