Stellar Sea Lions (IMAGE) NOAA Fisheries West Coast Region Caption Steller sea lions sometimes become entangled in fishing nets set for other species. Powerful new techniques for mapping of ocean mixing zones help identify "hotspots of risk" where this is most likely, helping fishermen avoid unintended bycatch. Credit Steve Woods Usage Restrictions CREDIT: Steve Woods License Licensed content 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.