SDG 14, Data for sustainable fisheries management

SDG target 14.4 seeks to implement science-based management plans to restore fish stocks to maximum sustainable yield. A generation ago, 90% of the fish stocks we harvested came from sustainably sourced stocks, today the number is closer to 66%. Einar Hjörleifsson is a fisheries biologist who talks us through a through a fundamental fisheries equation to help us solve this problem.