Glyphosate influence on phytoplankton community structure in Lake Erie

► Planktothrix is resistant to the herbicide glyphosate. ► Planktothrix in culture can use glyphosateas a nutrient source. ► The microbial community of Sandusky Bay has the abilityto degrade glyphosate. ► Glyphosate may shape the distribution of toxic cyanobacteria in Lake Erie.