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Archived report. This snapshot was published May 18, 2026 and has been superseded by a newer report.
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Florida · Gulf Coastsaltwater· May 18, 2026 · Updated May 18, 2026

Tarpon Migration Peaks as Permit and Kings Stack Up on the Naples Gulf Coast

Water temps at 78°F (NOAA buoy 42036) have signaled peak late-spring conditions on Florida's Gulf Coast, and the fishing is delivering. Naples Offshore Fishing Charters reports the tarpon migration is fully underway, with captains intercepting silver kings on morning sessions as fish push through the Naples corridor — jumping and landing quality fish consistently. Afternoons pivot to permit, where sight-fishing large fish has been excellent. Kingfish are steady, with good action throwing plugs and flies, while cobia and amberjacks have been rounding out offshore runs. Captain Rick Murphy's Florida Insider Fishing Report corroborates big tarpon action across the state. Coastal Angler Magazine flags May as prime time for gag and scamp grouper on ledges and wrecks holding cigar minnows and sardines. Offshore seas are running 3.3–3.6 feet, manageable with the right weather window. Naples Offshore Fishing Charters puts it plainly: conditions are "as good as it gets for this time of year."

Current Conditions

Water temp
78°F
Moon
Waxing Crescent
Tide / flow
Offshore waves 3.3–3.6 ft at buoys 42036 and 42039; waxing crescent tides building — morning tide changes favor tarpon and permit feeding windows.
Weather
Seas 3–4 feet offshore with moderate winds; air temps near 77°F.

New to these readings? What do water temp, cfs, tide, and moon phase actually mean for fishing?

What's Biting

Hot

Tarpon

morning intercepts on migration corridors and passes

Hot

Permit

afternoon sight fishing on nearshore flats

Active

King Mackerel

plugs, flies, and trolling ballyhoo along current edges

Active

Gag and Scamp Grouper

live cigar minnows or sardines on a decoy rig over structure

What's Next

The waxing crescent moon means tidal exchanges are moderate but building toward first quarter over the next several days. That gradual increase in tidal movement typically strengthens feeding windows for both tarpon and permit — fish that key heavily on current to position bait. Plan morning launches to intercept tarpon during the active first-light bite on passes and beachfront migration corridors, then transition to afternoon permit sessions on nearshore flats, which has been the proven daily pattern per Naples Offshore Fishing Charters.

Offshore seas at 3.3–3.6 feet (NOAA buoys 42036 and 42039), with winds around 6 m/s, are runnable for most offshore-capable boats but worth monitoring closely before departure. If winds ease through the weekend, look for cleaner windows to access amberjack and grouper structure farther out on the shelf. Coastal Angler Magazine notes that when cigar minnows and sardines are stacked on ledges or wrecks in May, gags and scamps are not far behind — a live sardine or cigar minnow on a decoy rig is the reported go-to, with the magazine noting a bait's life expectancy near any kind of fish is "under ten seconds."

Kingfish should remain in play through the weekend and beyond. Trolling ballyhoo along current edges and debris lines, or throwing plugs and flies, has been productive per Naples Offshore Fishing Charters. As water temps hold in the upper 70s and baitfish migrations continue northward along the Gulf shelf, this kingfish window is likely to extend for at least another few weeks.

Cobia are worth actively targeting right now. Late May is a traditional high point for sight-fishing cobia on Gulf flats and nearshore passes — they shadow rays and sharks and can be sight-cast directly. Amberjacks have been a consistent bonus on deeper offshore structure per Naples charter reports. If you're planning a weekend trip, the early morning tarpon window — first two hours after sunrise through the passes on outgoing or incoming tidal flow — is the priority setup. Conditions and timing both align well this week, and the variety of species accessible within a single day's fishing is as strong as the Gulf Coast gets in late spring.

Context

Late May is textbook timing for the Gulf Coast's marquee inshore fishery. Tarpon traditionally appear in numbers from late April, peak through June as water temperatures climb into the upper 70s, then begin tapering in midsummer. The 78°F reading at NOAA buoy 42036 sits squarely in the temperature band that concentrates migrating fish, and Naples Offshore Fishing Charters describes current conditions as "exactly how it should" be for this stretch of the calendar — a straightforward signal that the season is tracking on schedule rather than running ahead or behind.

Permit as a May target alongside tarpon is a classic lower Gulf Coast pairing. Sight-fishing permit on nearshore structure and flats becomes reliably accessible as water warms and seas moderate, and the fact that captains are running morning tarpon sessions followed by afternoon permit trips mirrors the traditional late-spring playbook out of Naples and the surrounding area. Nothing in the current reports suggests this pattern is unusual.

King mackerel on the mid-shelf in May is equally predictable. The species typically moves into Gulf waters as baitfish schools migrate and temperatures rise through the 70s, and steady kingfish reports from the Naples charter community are consistent with historical expectations for the second half of May.

The grouper angle from Coastal Angler Magazine — gags and scamps stacked on bait-holding structure — reflects a reliable seasonal note for the near-shore Gulf. Check current state regulations before targeting grouper, as seasonal windows and size limits apply and can shift year to year.

No sources in this reporting period flagged unusual delays, cold-water intrusions, or bait disruptions on the Gulf Coast. The charter community's consistent positivity about variety and quality suggests the season is performing at or above average expectations for this point in late spring.

This report is synthesized by Hooked Fisherman from real-time NOAA buoy data, USGS stream gauges, and current reports across regional fishing blogs, captain updates, and angler forums. Source names are cited inline where they appear. Check local regulations before keeping fish. Never trust a single source for a trip decision.