A small shell revealed beneath tidal flats,
tender texture and deep umami flavor,
a beloved ingredient on Korean tables.

The Manila clam (Ruditapes philippinarum) is one of the most widely consumed edible clams in East Asia. Commonly known in Korea as “bajirak,” it is found along coastal tidal flats and sandy shores and is used in soups, noodles, steamed dishes, and more.

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📌 Basic Information

• Scientific Name: Ruditapes philippinarum
• Class: Bivalvia (two-shelled mollusk)
• Habitat: Tidal flats and sandy seabeds
• Size: Typically 3–5 cm

Native to East Asia, including Korea, Japan, and China, the Manila clam is also widely farmed around the world.

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🐚 Physical Characteristics

✔️ Oval to slightly rounded shell shape
✔️ Shell colors range from brown and gray to yellowish tones
✔️ Smooth and sturdy shell surface

Each clam has unique patterns and markings, making every shell look like a small piece of natural art.

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🌊 Ecology & Lifestyle

Manila clams live buried in shallow sand or mud.

• Feed by filtering plankton from seawater
• Active with tidal changes
• Grow relatively quickly

Their adaptability makes them ideal for aquaculture.

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🍲 Nutrition & Culinary Value

Manila clams are both nutritious and flavorful.

✔️ Rich in protein
✔️ Contain iron and zinc
✔️ Source of taurine and B vitamins

They are especially popular in clear soups and broths. Proper purging before cooking enhances their clean, fresh taste.

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🌱 Ecological Importance

• Help purify water through filter feeding
• Key species in tidal flat ecosystems
• Serve as food for various marine animals

Beyond being a food ingredient, Manila clams play an important ecological role in maintaining healthy coastal environments.

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The Manila clam is:

🐚 A beloved shellfish in Korean cuisine
🌊 An important filter feeder in tidal ecosystems
🍲 A small shell packed with deep ocean flavor

Inside its modest shell lies the pure essence of the sea—
a simple yet meaningful gift from nature.