New marine heatwave I emerges off West Coast, resembles 'the Blob'

摘要

About five years ago, "the Blob" of warm ocean water disrupted °' the West Coast marine ecosystem and depressed salmon returns. Now, a new expanse of unusually warm water has quickly grown in .o much the same way, in the same area, to almost the samesize.The warm expanse building off the West Coast stretches roughly from Alaska south to California. It ranks as the second-largest o. marine heatwave in terms of area in the northern Pacific Ocean in the last 40 years, after the Blob.