Keys Snappers on Fire as Mahi Season Hits Full Stride

What's Biting

What's Next

The new moon on June 15 marks a productive transition window worth planning around. New moon spring tides run fast and strong, which activates feeding along reef edges and drop-offs — favorable timing for the snapper bite ALL IN Key West has been reporting. As the moon waxes over the next two weeks toward the next full moon (around June 30), expect mutton snapper spawn aggregations to ramp up again on deeper reef and wreck structure. The spawn peaks during full moons from May through July in the Keys, setting up the late-June lunar cycle as the next prime window for big muttons on ledges in the 60–220 foot range.

Offshore, the mahi-mahi season should stay in full swing through late June and into July. Weed lines and color breaks along the Gulf Stream corridor hold good concentrations of dolphin this time of year, and trolling ballyhoo or live bait on current edges is the standard approach. ALL IN Key West has noted strong Gulfstream currents running close in recent months — when the Stream hugs tight, the offshore bite consolidates and distances shorten.

Live bait remains the decisive edge for the mixed reef bag. ALL IN Key West's recent trips confirm kings, blackfin tuna, and sailfish are responding to live offerings worked along the reef line — a pattern that typically holds through summer. For bottom fishing on the Gulf side, grouper and cobia have been present over structure, with early morning outgoing tides producing the best activity on wrecks.

Flats anglers should find workable conditions through the upcoming weekend. The new moon's stronger tidal movement and lower low tides are ideal for spotting and stalking permit and bonefish on shallow backcountry flats. Plan around an early start — summer afternoon thunderstorm patterns arrive predictably by early afternoon across South Florida in mid-June, making both offshore runs and flats sessions a morning proposition.

Context

June is historically one of the most productive months on the Florida Keys calendar. The mutton snapper spawn is the defining event of the summer season, with fish aggregating on deep Atlantic reef structure from late May through early July, peaking around each full moon. The bite ALL IN Key West is reporting is right on schedule — this is exactly when captains expect the ledges to load up. The species mix they're describing (muttons, yellowtail, grouper, cobia, kingfish, mahi) is the textbook summer Keys menu.

Mahi-mahi reach peak abundance in South Florida offshore waters during late spring and summer as the Gulf Stream pushes warm blue water close to shore. A catch like the Marathon dolphin documented by Coastal Angler Magazine is entirely typical for mid-June, with the species reliably present along weed lines and current edges from 300 to 600 feet.

Worth noting for reef anglers: CCA Florida reports that a U.S. District Court issued a preliminary injunction blocking South Atlantic red snapper Exempted Fishing Permit pilot programs that had been approved for Florida, Georgia, South Carolina, and North Carolina — halting what would have been a state-managed recreational snapper season on the Atlantic side. This dispute centers on Atlantic reef management and does not directly govern the Gulf-managed Keys fishery, but it underscores the volatile regulatory environment around reef fish access. Anglers targeting snapper on the Atlantic reef should verify current regulations before harvest, as the legal landscape remains unsettled.

By mid-June, the spring tarpon migration that typically peaks from April through early June has largely run its course, with most migratory fish dispersed. Resident tarpon remain in the backcountry through the summer, though the spectacular school fishing of spring is behind us. Permit and bonefish are in standard summer patterns — present on the flats, but rewarding early-morning starts and clear skies.