Genus: Cottus
Systematics :
| Kingdom | Animals (Animalia) | |||||||
| Phylum | Ryggstrengdyr (Chordata) | |||||||
| Subphylum | Virveldyr (Vertebrata) | |||||||
| Klasse | Beinfisk (Actinopterygii) | |||||||
| Order | Ulkefisker (Scorpaeniformes) | |||||||
| Family | Ulkefamilien (Cottidae) | |||||||
| Genus | Cottus | |||||||
| Species | Hvitfinnet steinulke (Cottus gobio) | |||||||
| Species | Steinsmett (Cottus poecilopus) | |||||||
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