Fish (IMAGE) University of British Columbia Caption Marine heatwaves could wipe out an extra six per cent of a country’s fish catches, costing millions their jobs Credit Cassiano Psomas on Unsplash Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.