Tuatua

Species of edible clam native to New Zealand

Tuatua (Paphies subtriangulata) is a species of edible clam, a marine bivalve mollusc in the family Mesodesmatidae. It is native to the sandy beaches of New Zealand.

Description

The tuatua has a smooth, elongated shell that is typically white or cream in color. The shell can grow up to 90 mm in length. The interior of the shell is glossy and often tinged with yellow or pink. The tuatua is similar in appearance to the pipis, another type of clam found in New Zealand, but can be distinguished by its more elongated shape.

Habitat

Tuatua are found in the intertidal zone of sandy beaches, often buried just beneath the surface. They are adapted to living in areas with strong wave action, which helps to bring food particles to them. Tuatua are filter feeders, drawing in water and extracting plankton and other nutrients.

Distribution

This species is endemic to New Zealand and is commonly found on both the North and South Islands. They are particularly abundant on the west coast beaches of the North Island.

Cultural significance

Tuatua are an important traditional food source for the M_ori people, who have harvested them for centuries. They are often collected by hand during low tide. In contemporary New Zealand cuisine, tuatua are considered a delicacy and are used in a variety of dishes, including chowders and fritters.

Conservation

While tuatua are not currently considered endangered, their populations can be affected by overharvesting and habitat degradation. Sustainable harvesting practices are encouraged to ensure that tuatua remain a viable resource for future generations.

Gallery

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  Tuatua shells on a beach

Related pages

• Pipi (bivalve)
• M_ori cuisine

References

• Powell, A. W. B. (1979). New Zealand Mollusca: Marine, Land and Freshwater Shells. Collins, Auckland.
• Morton, J. E., & Miller, M. C. (1968). The New Zealand Sea Shore. Collins, Auckland.

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  Tuatua

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  Tuatua