But the phenomenal annual spawning events of the Pacific herring, which often aggregate densely along the Richmond and downtown San Francisco shorelines, have been losing their grandeur.

Fish and shrimp are full of tiny particles from clothing, packaging and other plastic products, that could affect our health.

Specifically, they looked at black rockfish, lingcod, Chinook salmon, Pacific herring, Pacific lamprey, and pink shrimp. By the numbers: The team found 1,806 particles in 180 of the 182 samples ...