Hordes of jellyfish 10 blocks long off west coast of Seattle; So dense it’s like you can just walk on them… Disturbing when all you pull up are huge masses of jellyfish — NPR: They seem to be replacing fish in food chain — Herring disappear, mysterious spike in salmon deaths http://enenews.com/govt-experts-huge-jellyfish-blooms-10-blocks-long-seattle-coast-fairly-disturbing-when-all-pull-huge-masses-jellyfish-npr-be-replacing-fish-food-chain-herring-disappeared-salmon-dying-photos