Fourhorn sculpin
Fourhorn sculpin | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Scorpaeniformes |
Family: | Cottidae |
Genus: | Myoxocephalus |
Species: | M. quadricornis
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Binomial name | |
Myoxocephalus quadricornis | |
Synonyms[2] | |
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The fourhorn sculpin (Myoxocephalus quadricornis) is a species of
Taxonomy
The fourhorn sculpin was first formally
The deepwater sculpin Myoxocephalus thompsonii of continental North American freshwater lakes (e.g., the Great Lakes) is closely related to the fourhorn sculpin and alternatively considered as a subspecies of the latter, Myoxocephalus quadricornis thompsonii.
Description
The fourhorn sculpin has a large knobbly head with protruding lips and four bony protuberances, though the latter are not present in freshwater, lake forms of this fish. The pectoral fins are large and rounded. Freshwater forms resemble the
Distribution and habitat
The fourhorn sculpin is a
Biology
The fourhorn sculpin feeds on bottom-dwelling invertebrates and fish eggs. It breeds in winter between November and March and the male tends the eggs. He digs a hollow in the substrate into which the female lays a batch of eggs. He then remains on guard, fanning the eggs with his fins throughout the hundred-day incubation period.[5]
References
- . Retrieved 22 May 2020.
- ^ a b Froese, Rainer; Pauly, Daniel (eds.) (2022). "Myoxocephalus quadricornis" in FishBase. August 2022 version.
- ^ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Species in the genus Myoxocephalus". Catalog of Fishes. California Academy of Sciences. Retrieved 10 February 2023.
- PMID 32933022.
- ^ a b "Fourhorn sculpin: Triglopsis quadricornis". NatureGate. Retrieved 2013-12-17.
Bibliography
- COSEWIC Assessment and Update Status Report on the Fourhorn Sculpin Myoxocephalus quadricornis Freshwater form in Canada. Committee on the Status of Endangered Wildlife in Canada. 2003.
- NatureServe (2018). "Myoxocephalus quadricornis". . Retrieved 15 November 2021.
- Fourhorn sculpin Game and Fisheries Research.
External links
- Media related to Myoxocephalus quadricornis at Wikimedia Commons
- Data related to Myoxocephalus quadricornis at Wikispecies