Nature2014-2016US West Coast (California to British Columbia)high confidence

The toxic algal bloom during the Pacific 'Blob' period delayed and partially closed recreational and commercial fishing seasons for sardines, anchovies, crabs, and razor clams.

Notes on verification

Confirmed by NOAA, University of Washington, peer-reviewed studies, and California state fishery reports, all corroborating specific closures across sardines, anchovies, crabs, and razor clams during the 2014-2016 'Blob' marine heatwave. [tier=gold indep_score=1.0 clusters=4 claim_tier=notable]

Sources