Dear Annelidans: It came to my attention, that despite the traditional fixing in formalin, when collecting polychaetes recommended by Fauchald all his life, in order to preserve the organisms that otherwise become wasted in the medium term, because alcohol does not penetrate their tissues enough, now that substance appears to be forbidden in Europe. If so, what are you using to fix them before storing them in alcohol? Thanks for the feedback Wormly Vivianne <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> Libre de virus. www.avast.com <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2>