Meretrix lusoria

Meretrix lusoria is a species of bivalve belonging to the family Veneridae. This species is commonly known as the Asian hard clam or Hamaguri in Japan. It is native to the marine waters of East Asia, particularly in Japan, Korea, and China.

Description

The Meretrix lusoria is a medium-sized clam, with a shell that can reach up to 50 mm in length. The shell is thick and strong, with a rounded shape and a slightly inflated appearance. The color of the shell varies from light brown to dark brown, often with a pattern of darker radial stripes. The interior of the shell is white, often with a purple hue near the hinge.

Habitat and Distribution

The Meretrix lusoria is found in the marine waters of East Asia, including the coasts of Japan, Korea, and China. It prefers sandy or muddy substrates, and can be found at depths of up to 20 meters. The species is particularly abundant in the Seto Inland Sea of Japan.

Life Cycle

The life cycle of the Meretrix lusoria includes a planktonic larval stage, which lasts for about two weeks. After this, the larvae settle onto the substrate and metamorphose into juvenile clams. The clams reach sexual maturity at about one year of age.

Culinary Use

In East Asia, the Meretrix lusoria is a popular seafood item. In Japan, it is known as Hamaguri and is used in a variety of dishes, including sushi, sashimi, and miso soup. The clams are also often grilled or steamed.

Conservation Status

The Meretrix lusoria is not currently considered to be at risk of extinction. However, like many marine bivalves, it is potentially threatened by habitat loss and pollution.

See Also

• Veneridae
• Bivalvia
• Hamaguri