Critics argue that aquaculture still uses too much of the world's wild fish The aquaculture industry’s failure to take sustainability and welfare issues seriously could adversely impact investors’ profits. That’s the warning in a report from a consortium headed by the Changing Markets Foundation. Investing in troubled waters: the material risks of fish mortality and the use of wild-caught fish in feed for the aquaculture sector is published by the Changing Markets Foundation, Feedback, Coalition for Fair Fisheries Arrangements and Western Sahara Resource Watch. It sets out the potential risks to investors from two key issues in aquaculture: the level of mortalities in large fish farms and the continuing use of wild-caught fish in aquafeed.