WIKISPECIES › KING MACKEREL

King Mackerel (Kingfish)

Scomberomorus cavalla

King Mackerel (Kingfish) — Scomberomorus cavalla
Photo: Jeff Clark · CC BY · iNaturalist

Offshore TABLE: Fair DIFFICULTY

Sleek, silvery, fast-swimming mackerel with a dipping lateral line and razor teeth; juvenile 'snakes' a few pounds, Galveston 'smoker' kings 15-40+ lb. Told from Spanish mackerel by size, the dipping lateral line, and lack of a black dorsal blotch.

⚖ Texas & federal limits
Bag, size and season rules apply — several offshore species run on federal seasons that open and close by the year. Check the current TPWD Outdoor Annual →.

On the water

WhenSpring through fall, peaking as water warms into the 70s-80s F. Best around bait schools, moving tide, and morning/evening; they follow shrimp boats and menhaden pods.WhereNearshore rigs, shrimp-boat grounds, jetties/passes, and mid-shelf structure out to offshore rigs - surface to mid-column over 30-160 ft. They roam bait-rich edges ~5-40 nm.HowSlow-troll live bait on stinger rigs, drift/freeline live baits near rigs and bait schools, or troll spoons/plugs and skirted baits. A wire stinger rig (trailing treble) is key for short-strikes and their teeth.BehaviorFast pelagic predators keying on schools of menhaden, cigar minnows, and hardtails; they patrol temperature/color breaks and structure where bait concentrates.The fightBlistering first run (a 'smoker' comes from a screaming reel) and greyhounding jumps; fast and flashy rather than a long grind.

Baits that work

Tackle

Rod & reelMedium 7 ft conventional or spinning; light trolling gearLine20-40 lb braid or monoLeader40-60 lb fluoro to a short single-strand or coated wire bite traceTerminalLive bait: single nose hook (J or circle) + wire treble stinger; trolling: spoons/plugsRigLive-bait stinger rig: nose hook plus trailing treble on light wire; troll spoons/skirts otherwise

The bait clock

☀ DawnSlow-trolled ribbonfish or live hardtail
The dawn troll along beachfront rigs and jetty color changes is the prime kingfish window.
☼ MiddayDrone spoon behind planer or dusters w/ cigar minnows
Midday kings hold deeper; planers and downrigged spoons keep baits in the zone.
☾ DuskLive hardtail or ribbonfish
A second feeding push around bait schools and structure at last light.

[{'months': [6, 7, 8, 9], 'note': 'Summer run at nearshore rigs, wrecks, and the jetties; ribbonfish is the trophy bait.'}]

Don’t confuse it with

Spanish MackerelSpanish MackerelDIFFERENT LIMIT

Lateral line takes a sharp drop under the second dorsal; the first dorsal is uniformly gray, never black-fronted. Small kings lose their spots; Spanish keep them.

WahooWahoo

Wahoo carry vertical cobalt bars and a much longer first dorsal running most of the back; kings have a short dorsal and a plain silver flank.

Not sure? Point the Fish ID camera at it →

Keep or release

Handling & releasePelagic - no barotrauma, but handle with extreme care: mouthful of razor teeth and violent thrashing. Use a dehooker/long pliers, control the head, keep hands clear of gaffs and teeth. Bleed and ice for quality.On the tableOily, strong-flavored dark meat; smaller kings much better than big smokers. Best smoked or in dip. Large king mackerel carry higher mercury - limit consumption of big fish.As baitOccasionally - cut king used as bait, but generally kept or released.

The bar to beat

Texas state record79.0 lb · 58.5″ — Mervin LeppoGulf of Mexico, TX, 2006
World record93.0 lb — Steve Perez GraulauSan Juan, Puerto Rico, 1999

Records as compiled in the IronJetty guide (Aug 2026) — verify current marks with TPWD records / IGFA.

Fish for them with a verified captain Are they biting right now? →