Scientists find cause of 'sea star wasting disease' that caused Pacific die-off

August 5, 2025

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1 min read

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KGW

Researchers say they have at last solved the mystery of what killed more than 5 billion sea stars off the Pacific coast of North America in a decade-long epidemic.

Starting in 2013, a wasting disease caused a mass die-off from Mexico to Alaska, devastating more than 20 species. The sunflower sea star was worst hit. WASHINGTON — Scientists say they have at last solved the mystery of what killed more than 5 billi... [3586 chars]

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Source: KGW

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