“…Parducci et al, 2015;Deiner et al, 2016), soils (Hebsgaard et al, 2009), silt (Fortin et al, 2004), sand (Lakay et al, 2007), peatbogs (Dedysh et al, 2006), ice , cave deposits , permafrost (Parducci et al, 2012;Bellemain et al, 2013) and coprorlites (Wood et al, 2012). Although the majority of eDNA studies in aquatic systems have been carried out in marine or lake environments, an increasing number of studies demonstrates that eDNA may be used to identify the presence of species in fluvial environments, such as rivers Ma et al, 2016) and riverfloodplain lakes (Tessler et al, 2017). For example, sequencing of CoxI (i.e.…”