Hokkaido sea urchin and salmon decimated amid rare red tide

Die-off linked to record heat seen affecting supplies for years to come

20211007N sea urchin shells

Shells of dead sea urchins washed ashore in the Hokkaido town of Erimo.

SHINICHI ARAKAWA, Nikkei staff writer

TOKYO -- An unprecedented red tide in Hokkaido has contributed to huge numbers of sea urchin and salmon dying, driving up the price of these fixtures in traditional Japanese New Year's cooking.

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