Greater amberjack vs Yellowtail kingfish
How to tell them apart, and what follows from getting it right.
Why they get confused
Two large Seriola taken over the same deep structure on the same jigs and live baits, similar in shape and colouring, and called kingfish, amberjack or yellowtail interchangeably depending on the country. Both carry a dark band through the eye and a yellow tail.
Greater amberjack
Seriola dumerili — Carangidae
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Yellowtail kingfish
Seriola lalandi — Carangidae
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The differences
Each difference is marked with how far it can be trusted on its own. A single diagnostic character settles the identification; suggestive ones only narrow it.
| Character | Greater amberjack | Yellowtail kingfish | Reliability |
|---|---|---|---|
| Where the dark eye band endsIdentification | The dark band runs from the upper jaw through the eye and reaches the front of the first dorsal fin. | The band is generally less distinct and does not reach the dorsal origin. | Diagnostic on its own |
| Body depth relative to lengthIdentification | Deeper-bodied and heavier through the shoulder. | More slender and elongate for the same length. | Supporting — use with others |
| The amber flank stripeIdentification | A bronze or amber lateral stripe, vivid in a live fish and gone within minutes of death. | A yellow lateral stripe, similarly fugitive. | Suggestive only — varies |
| Where the fish was caughtRange | Atlantic, Mediterranean and Indo-Pacific, largely subtropical. | Southern hemisphere temperate waters and the north Pacific — largely non-overlapping with the above. | Supporting — use with others |
Why it matters
Both are managed separately where both occur and the eye band is the character to use, because the colours everybody photographs are the ones that disappear first. Greater amberjack is additionally among the species most frequently implicated in ciguatera in parts of its range, which makes the identification a food-safety question rather than only a naming one.
The full records
This page compares two species. Each of them has a complete record covering biology, behaviour, handling and the evidence behind all of it.
More about greater amberjack
Where it lives, how it is caught, and what else it is confused with.
Similar and related fish
- Atlantic horse mackerelBoth are Carangidae with the family's keeled lateral scutes — the horse mackerel is what a jack looks like at small size, and the scutes are sharp on both.
- European spratSmall shoaling clupeids are a principal prey where amberjack range overlaps them, and amberjack hunting behaviour is organised around driving such shoals against structure or the surface.
- Yellowtail kingfishCongeners in Seriola, both structure-oriented and both diving hard for cover when hooked. Separated by the angle of the eye band and body proportion rather than by colour.
What these connections rest on (3)
Scientific evidence — 3 connections
Supported by peer-reviewed research or fisheries science. The sources are listed and can be checked.
Atlantic horse mackerel
A taxonomic and identification comparison naming both binomials.
- FishBase: a global information system on fishes — Froese, R. and D. Pauly, eds. — FishBase Consortium (Scientific institute)Relied on for: That Trachurus trachurus and Seriola dumerili are both Carangidae, the jacks and pompanos.States this directlyPassage read and verified
European sprat
Recorded diet evidence identifies Sprattus sprattus as a food item of this predator at species level. The edge is written at that granularity and no further.
- FishBase: a global information system on fishes — Froese, R. and D. Pauly, eds. — FishBase Consortium (Scientific institute)Relied on for: Food items recorded for this predator, including Sprattus sprattus.States this directlyPassage read and verified
- FAO Species Identification Guides for Fishery Purposes and the FAO Species Catalogues — Food and Agriculture Organization of the United Nations (Scientific institute)Relied on for: Species account describing the diet of this predator in the region where Sprattus sprattus occurs.Background and mechanism onlyCitation checked — the work exists and is described correctly
Yellowtail kingfish
A taxonomic and identification comparison naming both binomials.
- FishBase: a global information system on fishes — Froese, R. and D. Pauly, eds. — FishBase Consortium (Scientific institute)Relied on for: That Seriola dumerili and Seriola lalandi are congeners in the genus Seriola associated with deep reef, wreck and rocky habitat.States this directlyPassage read and verified
How it is caught
What these connections rest on (1)
Practitioner consensus — 1 connection
Widely and independently recommended by experienced anglers and specialist sources. This is real angling knowledge, not proof: controlled evidence for it is limited, and FishingHQ records it as convention rather than as a demonstrated effect.
Jigging
A practitioner claim about the principal method for the species.
- Sea Angler — Bauer Media (Specialist angling publication)Relied on for: Practitioner treatment of vertical jigging for amberjack and other deep structure predators.Citation checked — the work exists and is described correctly
- IGFA International Angling Rules and World Record Requirements — International Game Fish Association (Angling or fisheries organisation)Relied on for: The tackle classes used for large marine predators fished vertically.Passage read and verified
Gear for this fish
What these connections rest on (1)
Practitioner consensus — 1 connection
Widely and independently recommended by experienced anglers and specialist sources. This is real angling knowledge, not proof: controlled evidence for it is limited, and FishingHQ records it as convention rather than as a demonstrated effect.
Metal jigs
A practitioner claim about a lure-species pairing.
- Sea Angler — Bauer Media (Specialist angling publication)Relied on for: Practitioner treatment of vertical jigging with metal jigs for deep structure predators.Citation checked — the work exists and is described correctly
- IGFA International Angling Rules and World Record Requirements — International Game Fish Association (Angling or fisheries organisation)Relied on for: The tackle classes used for large marine predators fished vertically.Passage read and verified
A practitioner claim about which lure family answers this species' feeding or holding behaviour.
- IGFA International Angling Rules and World Record Requirements — International Game Fish Association (Angling or fisheries organisation)Relied on for: Recognition of the species as an established sport fish taken on artificial lures, and the line and tackle classes used for it.States this directlyPassage read and verified
- General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated lure practice for this species.Background and mechanism onlyCitation checked — the work exists and is described correctly
Reviewed 2026-08-13. FishingHQ does not state what any rule is or where any rule applies. Where this page says the two species are managed differently, that is a reason to check the authority for the water you are on — not a statement of what it requires.