| Salmonidae (Salmonids), subfamily: Coregoninae |
| 39 cm SL (male/unsexed); max. reported age: 19 years |
|
benthopelagic; freshwater |
| Europe: Lake Onega in Russia. |
|
Diagnosed from other cisco species in Europe by possessing the following characters: in life and shortly after death, head and body dark grey to black with violet iridescences; eye diameter 22-27% HL; lateral line straight; and gill rakers 41-46. Differs from sympatric Coregonus albula in Lake Onega by having all fins dark grey to black (vs. hyaline), eggs dark yellowish pink (vs. pale yellow); and usually attaining maturity at 20 cm SL (vs. 9-12 cm SL) (Ref. 59043). |
| Found in lakes at all depths. Preys on zooplankton and small benthos during juvenile stage and switches to fish diet at 17-20 cm SL. Life span ranges from 7-9 years, with exceptional records up to 19 years (Ref. 59043). |
|
Least Concern (LC); Date assessed: 09 June 2023 Ref. (130435)
|
| harmless |
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