The freshwater molluscs of Serbia: Annotated checklist with remarks on distribution and protection status Author Marković, Vanja Author Gojšina, Vukašin Author Novaković, Boris Author Božanić, Milenka Author Stojanović, Katarina Author Karan-Žnidaršič, Tamara Author Živić, Ivana text Zootaxa 2021 2021-07-16 5003 1 1 64 journal article 218052 10.11646/zootaxa.5003.1.1 aceedc3f-3f24-490c-8046-7528c30aac10 1175-5326 5120059 8C98CC0B-18AF-418A-A794-AA3CA9CB7409 60. Gyraulus albus (O. F. Müller, 1774) Findings in Serbia . Planorbis albus : Muller, 1774 Möllendorff (1873) ; Wohlberedt (1909) . Gyraulus albu : Hesse (1929) ; Karaman (2005) . Gyraulus ( Gyraulus ) albus : Karaman (2001); Karaman & Karaman (2007) . Common name . White ramshorn. Morphology . Small-sized snail (up to 7 mm diameter). Shell is flat and transparent with radial and spiral sculpture, and characteristic reticulate pattern. Shell has 3–4 whorls, and it is not keeled. For more details see Welter-Schultes (2012: 61, figure at the bottom of the page). Distribution and ecology . Holarctic species up to 1500 m .a.s.l. Inhabits standing and slow-flowing waters with a muddy substrate and plenty of vegetation. Tolerates moderate pollution, yet sensitive to prolonged droughts ( Welter-Schultes 2012 ). In Serbia , found in the Danube River, Srebrno jezero Lake, Ludaš Lake, Zasavica Wetland, and in Nišava, Jablanica and Južna Morava Rivers. Other remarks . The species can be confused with other Gyraulus species if the grid sculpture is not preserved ( Glöer 2019 ). On the IUCN Red List it has been assessed as LC ( Seddon 2011 d ).