AUTHOR=Martos-Sitcha Juan Antonio , Mancera Juan Miguel , Prunet Patrick , Magnoni Leonardo Julián TITLE=Editorial: Welfare and Stressors in Fish: Challenges Facing Aquaculture JOURNAL=Frontiers in Physiology VOLUME=11 YEAR=2020 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2020.00162 DOI=10.3389/fphys.2020.00162 ISSN=1664-042X