Purple Sea Urchins Decimate Kelp Off Coasts Of California And Oregon

Purple sea urchins have decimated kelp off California coast and are working their way up through Oregon coast.

https://hosted.ap.org/summitdaily/article/8fed34f1418d4e60a4afeb1c79da9158/sea-urchin-explosion-california-oregon-decimates-kelp

(Photo courtesy of AP)