Sea Urchinバフンウニ

Hemicentrotus pulcherrimusNE— Not Evaluated

The purple sea urchin (Hemicentrotus pulcherrimus) is a small, flattened sea urchin found on rocky shores from Hokkaido's Sea of Japan coast to Kyushu, Korea, and China. It grazes on seaweed in shallow, intertidal waters and has been harvested as a delicacy in Japan since at least the 1600s. Its conservation status has not been formally evaluated by the IUCN.

Sea Urchin (reference photo)
Photo: Totti / CC BY-SA 4.0 / Source / cropped

Species Data

Classification
Camarodonta / Strongylocentrotidae Source
Size
Test about 4 cm in diameter and about 2 cm high, with a flattened shape like a squashed bun
Diet
Herbivore Herbivorous, feeding mainly on seaweeds such as red algae and coralline algae, and sometimes on carrion
Distribution
Found from the Sea of Japan coast of Hokkaido south to Kyushu, and along the coasts of Korea and China, commonly on rocky shores from the intertidal zone to shallow subtidal water. Source

Did You Know?

  • Despite its unflattering name ("horse-dung sea urchin"), it has long been prized as food—10th-century records list it as a tribute good from Wakasa Province. Source
  • Because it tastes bitter raw, it is preserved in brine or alcohol before eating; commercial harvesting in Japan dates back to the 1600s. Source

Where to See This Species

Operating facilities registered on this site: Japan 1

Toba AquariumMieOpened in 1955

Source

Conservation Story

Conservation Status

Not Evaluated (NE)

Sources

en.wikipedia.org

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FAQ

Where does the purple sea urchin live?
It lives on rocky shores from the intertidal zone down to about 20 m, ranging from Hokkaido's Sea of Japan coast to Kyushu, Korea, and China. Source
Is it eaten in Japan?
Yes—despite being bitter when raw, it has been harvested as food since the Edo period and even appears in 10th-century tribute records from Wakasa Province. Source
How many operating facilities are registered here?
Operating facilities registered on this site: Japan 1 Source

Books & gear

Source: ja.wikipedia.org en.wikipedia.org