Commission Delegated Regulation (EU) 2015/531 of 24 November 2014 supplementing Regulation (EU) No 508/2014 of the European Parliament and of the Council by identifying the costs eligible for support from the European Maritime and Fisheries Fund in order to improve hygiene, health, safety and working conditions of fishermen, protect and restore marine biodiversity and ecosystems, mitigate climate change and increase the energy efficiency of fishing vessels