olonensis, Coregonus lavaretus Pravdin [I. F.] 1949:41, 43 [Izvestiya Karelo-finskoi bazy Akedemii Nauk SSSR, Petrozavodsk (no. 1); ref. 19598] Suna and Shuya, Lake Onega basin, Russia. No types known. Objectively invalid; preoccupied by Coregonus albula olonensis Borisov 1924. •Synonym of Coregonus megalops Widegren 1863 -- (Kottelat 1997:117 [ref. 22952]). 1°Homonym. Current status: Synonym of Coregonus megalops Widegren 1863. Salmonidae: Coregoninae. Habitat: freshwater.