Conflicts of Interest The authors declare no conflicts of interest. Supporting Information Filename Description fwb14365-sup-0001-TableS1.docxWord 2007 document , 27 KB Table S1. Lists of keystone species in co-occurrence network of biofilm communities at different depths and seasons. References , , , , and . 2018. “Resistant Ammonia-Oxidizing Archaea Endure, but Adapting Ammonia-Oxidizing Bacteria Thrive in Boreal Lake Sediments Receiving Nutrient-Rich Effluents.” Environmental Microbiology 20, no.