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Abalone

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Abalone are marine snails valued for their broad muscular foot and distinctive shell. They are eaten fresh or dried and appear in documented Korean dishes and preserved seafood traditions.

A fresh raw abalone in its shell, showing the attached edible foot and iridescent inner shell.

A marine snail, not a clam

Abalone is the common name for marine gastropods in the genus Haliotis, family Haliotidae. Its low, ear-shaped shell has a line of openings along one edge; beneath it is a large muscular foot that grips rock as the animal moves and feeds. The inner shell is often iridescent. Abalone are single-shelled snails, unlike clams and oysters, which are bivalves. Shell colour and shape vary among species, and the number and arrangement of shell holes are too variable to identify a species by themselves.

The genus contains many species, so the market name alone does not establish which one is being sold. Korea’s National Institute of Fisheries Science lists Haliotis discus hannai, northern abalone, as a particular species; that identification should not be assumed for unspecified abalone. Food products include live animals in shell, raw chilled or frozen meat, and dried abalone. These forms are not interchangeable in a recipe: the shell, viscera and dried flesh call for different preparation and have different textures.

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Coastal animal and food source

Abalone live on rocky marine coasts. Their flattened shell and muscular foot suit wave-exposed reefs; adults graze algae, including kelp. Diet and habitat vary by species. An FAO manual on artificial breeding of Haliotis discus hannai describes young animals shifting from microscopic algae and diatoms toward seaweeds as they grow. That is evidence about this species and culture setting, not a universal feeding schedule for all abalone.

Wild-caught and farmed animals both enter food markets. Codex describes live abalone as animals alive immediately before consumption, presented with shell, and also covers raw fresh chilled or frozen abalone, whole or shucked. It calls for freshness characteristics associated with the species. The standard notes that animals from some areas may accumulate marine biotoxins; competent authorities assess local risk and apply controls. Follow local harvest closures and official advisories. Appearance alone cannot establish whether a harvest area is safe.

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Korean records and dishes

The National Folk Museum of Korea’s account of jeonbokjuk describes abalone remains and a half-moon tool from the Gwakji shell mound on Jeju, and a wooden slip found at the Heijō Palace site that records Tamna abalone. It interprets the recorded product as dried abalone. The same account discusses intensive extraction from Jeju waters in the late nineteenth century and during Japanese colonial rule. These are archaeological and historical records, not a single origin date for abalone eating.

A study of 17 Joseon royal protocols reports 273 abalone dishes, including soups, stir-fries, raw preparations, skewers, steamed dishes and other forms. The count documents variety in those court records; it does not mean all Korean abalone cooking was court food. Jeju jeonbokjuk combines rice with abalone flesh and, in the folk account, viscera that give the porridge a green-brown colour. The supplied Korean food atlas also records Jeonbok-kimchi, an abalone-containing kimchi, and geu-jeot, a Jeju ferment made with abalone viscera. These are specific uses of the ingredient, not general preservation methods.

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Choosing and handling

Keep the form named by the recipe. Live abalone is presented in shell; raw chilled or frozen products may be whole or shucked, and Codex permits the viscera, epithelium, mucus or radula to be removed in those covered forms. Dried abalone is a distinct product. The live/raw Codex standard points to established fishery hygiene codes and competent-authority controls, but it does not provide a complete home storage guide or validate a dried or fermented product. Use supplier instructions and local advisories; no shelf life or home-fermentation limit is inferred here.

Abalone is a mollusc. Species and harvest area matter for identification and local safety advice. A generic market label does not establish either. Jeju jeotgal and abalone kimchi each need their own source-based recipe page for quantities and process controls; the ingredient record does not supply those details.

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Allergens

Mollusc; abalone is a gastropod mollusc.

Places

Jeju Island

Traditional use · Region evidence

Documents Jeju harvesting and food uses; it does not claim Jeju as the species’ origin.

Korea

Historical attestation · Country evidence

The cited study reviews abalone dishes in Joseon royal protocols; it does not claim exclusive royal use.

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