Sardine population collapses, prompting ban on commercial fishing

http://www.sfgate.com/bayarea/article/Sardine-population-collapses-prompts-ban-on-6197380.php

Federal Fisheries Regulators Halt West Coast Sardine Season

http://www.nytimes.com/aponline/2015/04/15/us/ap-us-sardine-collapse.html

Pacific sardine industry shutdown looms as species collapses

http://www.oregonlive.com/environment/index.ssf/2015/04/pacific_sardine_industry_shutd.html