AUTHOR=Theissinger Kathrin , Edsman Lennart , Maguire Ivana , DiƩguez-Uribeondo Javier , Jussila Japo TITLE=Editorial: Conservation of European Freshwater Crayfish JOURNAL=Frontiers in Ecology and Evolution VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/ecology-and-evolution/articles/10.3389/fevo.2021.804629 DOI=10.3389/fevo.2021.804629 ISSN=2296-701X