Japanese Jack Mackerel
Photo: Izuzuki / CC BY 2.5 (via Wikimedia Commons)

Trachurus japonicus

Japanese Jack Mackerel

Saltwater

About this species

A silver, scute-lined jack that schools densely around Korean harbors and reefs, a favorite of shore anglers. It gathers under lights at night to feed on plankton and small fish. Light sabiki rigs and tiny jigs, called ajing, provide fast, fun action.

Season

123456789101112

Depth

0 – 150 m

Habitat Spots

NearshoreHarborReef

Fishing Methods

FloatJiggingLure

Bait & Rig

Light sabiki rigs, 1–2 g jig heads with small soft plastics (ajing), or float rigs with small pieces of shrimp or krill.

Edibility & Taste

Delicious; sweet, mild flesh excellent as sashimi, seared tataki, fried or lightly salted and grilled.

Similar Species

A row of enlarged, sharp scutes along the lateral line instantly separates it from mackerel and sardines; white trevally (Pseudocaranx dentex) lacks the scute row.

Record Weight

1.5 kg

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