Animalia > Chordata > Actinopterygii > Scorpaeniformes > Cottidae > Myoxocephalus > Myoxocephalus quadricornis

Myoxocephalus quadricornis (Alaska fourhorn sculpin; Fourhorn sculpin; Four-horned sculpin; Four-spined sculpin; Fourhorned sculpin; Fourhorn)

Synonyms: Cottus hexacornis; Cottus latifrons; Cottus quadricornis; Cottus quadricornis asundensis; Cottus quadricornis borkensis; Cottus quadricornis frykenensis; Cottus quadricornis kallavesensis; Cottus quadricornis lonnbergi; Cottus quadricornis oernensis; Cottus quadricornis pygmaeus; Cottus quadricornis relicta; Cottus quadricornis vaenernensis; Cottus quadricornis vermelnensis; Myoxocephalus quadricornis hexacornis; Myoxocephalus quadricornis onegensis; Myoxocephalus quadricornis quadricornis; Myoxocephalus quadricornis relicta; Oncocottus hexacornis; Oncocottus quadricornis; Onocottus hexacornis; Triglops quadricornis; Triglopsis quadricornis; Triglopsis quadricornis quadricorniis
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Wikipedia Abstract

The fourhorn sculpin (Myoxocephalus quadricornis or Triglopsis quadricornis) is a species of fish in the Cottidae family. It is a demersal fish distributed mainly in brackish arctic coastal waters in Canada, Greenland, Russia, and Alaska, and also as a relict in the boreal Baltic Sea. There are also freshwater populations in the lakes of Norway, Sweden, Finland and Karelia (NW Russia) and in Arctic Canada.
View Wikipedia Record: Myoxocephalus quadricornis


Adult Weight [1]  143 grams
Maximum Longevity [2]  14 years

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Västra Vättern 146577 Sweden  
Vättern (östra) 158858 Sweden  
Vättern (södra) 122343 Sweden  


Prey / Diet

Amnicola limosus (mud amnicola)[3]
Bythotrephes longimanus (spiny waterflea)[3]
Cyclops bicuspidatus (cyclopoid copepod)[3]
Daphnia galeata (waterflea)[3]
Diaptomus sicilis (calanoid copepod)[3]
Diporeia hoyi (amphipod)[3]
Mysis relicta (opossum shrimp)[3]
Sergentia coracina (chironomid)[3]

Prey / Diet Overlap

Competing SpeciesCommon Prey Count
Alosa pseudoharengus (kyack)8
Coregonus albula (European whitefish)1
Coregonus hoyi (Bloater)8
Coregonus zenithicus (Longjaw cisco)1
Cottus cognatus (Anadyr sculpin)8
Gasterosteus aculeatus (Alaskan stickleback)1
Lota lota (Thin-tailed burbot)1
Neogobius melanostomus (Round goby)1
Oncorhynchus mykiss (redband trout)4
Osmerus eperlanus (European smelt)2
Perca flavescens (Yellow perch)8
Salvelinus alpinus (Arctic charr)1
Sander vitreus (Walleye)4


Lota lota (Thin-tailed burbot)[3]
Micropterus dolomieu (Smallmouth bass)[3]
Oncorhynchus kisutch (coho salmon or silver salmon)[3]
Oncorhynchus mykiss (redband trout)[3]
Oncorhynchus tshawytscha (chinook salmon or king salmon)[3]
Salmo trutta (Brown trout)[3]
Salvelinus namaycush (American lake char)[3]
Sander vitreus (Walleye)[3]


Parasitized by 
Ascarophis arctica <Unverified Name>[4]
Bothriocephalus scorpii[4]
Camallanus lacustris[4]
Contracaecum aduncum[4]
Contracaecum osculatum[4]
Corynosoma magdaleni[4]
Corynosoma semerme[4]
Corynosoma strumosum[4]
Diphyllobothrium dendriticum[4]
Diplocotyle olrikii[4]
Diplostomum spathaceum[4]
Echinorhynchus bothniensis <Unverified Name>[4]
Echinorhynchus gadi[4]
Echinorhynchus salmonis[4]
Eubothrium crassum[4]
Gyrodactylus nainum[4]
Neoechinorhynchus crassus[4]
Neoechinorhynchus rutili[4]
Neophasis oculatus[4]
Podocotyle atomon[4]
Polymorphus phippsi[4]
Pseudoterranova bulbosa <Unverified Name>[4]
Raphidascaris acus <Unverified Name>[4]


Alaska (USA); America, North - Inland waters; Arctic Ocean; Atlantic Ocean; Atlantic and Arctic: Baltic coast of Sweden, Finland, Russia and southwestern to eastern Poland; western coast of Sweden to northern coast of Norway, eastward to White and Barents Sea basins. In Siberia eastward to about Anadyr estuary. Landlocked populations in Sweden, central Finland and Karelia (Ref. 59043). Arctic drainages of North America (Ref. 5723). In Appendix III of the Bern Convention (protected fauna).; Atlantic, Northeast; Atlantic, Northwest; Baltic Sea; Beaufort Sea; Canada; Chukchi Sea; Denmark; East Bering Sea; East Greenland Shelf/Sea; East Siberian Sea; Estonia; Europe - Inland waters; Finland; Germany, Fed. Rep.; Greenland; Gulf of Alaska; Hudson Bay; Laptev Sea; Latvia; Lithuania; Nearctic; Newfoundland-Labrador Shelf; North Atlantic and Arctic: normally above 60°N but reaching 45°N in Nova Scotia. Relict populations in deep and cold freshwater lakes of North America and northern Europe. In Appendix III of the Bern Convention (protected fauna).; Norway; Pacific Ocean; Pacific, Northeast; Pacific, Northwest; Poland; Russian Federation; Sweden; West Bering Sea; West Greenland Shelf;



Species recognized by , , in Catalog of Life 2011
Attributes / relations provided by 1de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774 2Frimpong, E.A., and P. L. Angermeier. 2009. FishTraits: a database of ecological and life-history traits of freshwater fishes of the United States. Fisheries 34:487-495. 3NOAA, Great Lakes Environmental Research Laboratory 4Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Protected Areas provided by Natura 2000, UK data: © Crown copyright and database right [2010] All rights reserved. Ordnance Survey Licence number 100017955
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Abstract provided by DBpedia licensed under a Creative Commons License
Weather provided by NOAA METAR Data Access