KSU TARIM VE DOGA DERGISI-KSU JOURNAL OF AGRICULTURE AND NATURE, vol.27, no.1, pp.469-477, 2024 (ESCI)
In this study, freshwater molluscs and their zoogeographical distributions in Trabzon were investigated. During the period of JuneDecember 2021, samples were collected from 38 freshwater river localities. From the study area, Ancylus fluviatilis from Gastropoda class, Planorbidae family, non-native species Physella acuta from Physidae family, and Dreissena polymorpha from Bivalvia class and Dreissenidae family were identified. While A. fluviatilis specimens were found from all freshwater systems in Trabzon region, the non native P. acuta could be identified from Fol Stream, Yildizli Stream, Sera Lake and Manahoz River. Empty shells belonging to the D. polymorpha species were identified from the area where catalzeytin Stream joins the sea. P. acuta and D. polymorpha are new records for the freshwater streams of Trabzon region.