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''Cottus'' is a genus of the sculpin family Cottidae. They are often referred to as the "freshwater sculpins", as they are the principal genus of sculpins to be found in fresh water. They are native to the Palearctic and Nearctic. They are mostly small fish, rarely reaching more than 15 cm in length. ==Species== There are currently 68 recognized species in this genus: * ''Cottus aleuticus'' C. H. Gilbert, 1896 (Coast Range sculpin) * ''Cottus altaicus'' Kaschenko, 1899 * ''Cottus amblystomopsis'' P. Y. Schmidt, 1904 (Sakhalin sculpin) * ''Cottus asper'' J. Richardson, 1836 (Prickly sculpin) * ''Cottus asperrimus'' Rutter, 1908 (Rough sculpin) * ''Cottus aturi'' Freyhof, Kottelat & Nolte, 2005 * ''Cottus baileyi'' C. R. Robins, 1961 (Black sculpin) * ''Cottus bairdii'' Girard, 1850 (Mottled sculpin) * ''Cottus beldingii'' C. H. Eigenmann & R. S. Eigenmann, 1891 (Paiute sculpin) * ''Cottus bendirei'' T. H. Bean, 1881 (Malheur sculpin) * ''Cottus caeruleomentum'' Kinziger, Raesly & Neely, 2000 (Blue Ridge sculpin) * ''Cottus carolinae'' T. N. Gill, 1861 (Banded sculpin) * ''Cottus chattahoochee'' Neely, J. D. Williams & Mayden, 2007 (Chattahoochee sculpin) * ''Cottus cognatus'' J. Richardson, 1836 (Slimy sculpin) * ''Cottus confusus'' R. M. Bailey & C. E. Bond, 1963 (Shorthead sculpin) * ''Cottus czerskii'' L. S. Berg, 1913 (Cherskii's sculpin) * ''Cottus duranii'' Freyhof, Kottelat & Nolte, 2005 * ''Cottus dzungaricus'' Kottelat, 2006 * ''Cottus echinatus'' R. M. Bailey & C. E. Bond, 1963 (Utah Lake sculpin) * ''Cottus extensus'' R. M. Bailey & C. E. Bond, 1963 (Bear Lake sculpin) * ''Cottus girardi'' C. R. Robins, 1961 (Potomac sculpin) * ''Cottus gobio'' Linnaeus, 1758 (Bullhead) * ''Cottus gratzianowi'' Sideleva, Naseka & Zhidkov, 2015 〔Sideleva, V.G., Naseka, A.M. & Zhidkov, Z.V. (2015): A new species of ''Cottus'' from the Onega River drainage, White Sea basin (Actinopterygii: Scorpaeniformes: Cottidae). ''Zootaxa, 3949 (3): 419–430.''〕 * ''Cottus greenei'' C. H. Gilbert & Culver, 1898 (Shoshone sculpin) * ''Cottus gulosus'' Girard, 1854 (Riffle sculpin) * ''Cottus haemusi'' Marinov & Dikov, 1986 * ''Cottus hangiongensis'' T. Mori, 1930 * ''Cottus hispaniolensis'' Băcescu & Băcescu-Mester, 1964 * ''Cottus hubbsi'' R. M. Bailey & Dimick, 1949 (Columbia sculpin) * ''Cottus hypselurus'' C. R. Robins & H. W. Robison, 1985 (Ozark sculpin) * ''Cottus immaculatus'' Kinziger & R. M. Wood, 2010 (Knobfin sculpin) 〔Kinziger, A.P. & Wood, R.M. (2010): (''Cottus immaculatus'', a new species of sculpin (Cottidae) from the Ozark Highlands of Arkansas and Missouri, USA. ) ''Zootaxa, 2340: 50–64.''〕 * ''Cottus kanawhae'' C. R. Robins, 2005 * ''Cottus kazika'' D. S. Jordan & Starks, 1904 (Fourspine sculpin) * ''Cottus klamathensis'' C. H. Gilbert, 1898 (Marbled sculpin) * ''Cottus kolymensis'' Sideleva & A. Goto, 2012 〔Sideleva, V.G. & Goto, A. (2012): A New Species of Sculpin ''Cottus kolymensis'' sp. nova (Scorpaeniformes, Cottidae) from Rivers of Kolyma. ''Journal of Ichthyology, 52 (5): 301-307.''〕 * ''Cottus koreanus'' R. Fujii, Y. Choi & Yabe, 2005 * ''Cottus koshewnikowi'' Gratzianov, 1907 〔Sideleva, V.G., Prirodina, V.P., Reshetnikov, Y.S. & Zhidkov, Z.V. (2015): Redescription of ''Cottus koshewnikowi'' (Cottidae) and its Morphological Variability in Tributaries of the Upper Volga. ''Journal of Ichthyology, 55 (1): 30-39.''〕 * ''Cottus kuznetzovi'' L. S. Berg, 1903 * ''Cottus leiopomus'' C. H. Gilbert & Evermann, 1894 (Wood River sculpin) * ''Cottus marginatus'' T. H. Bean, 1881 (Margined sculpin) * ''Cottus metae'' Freyhof, Kottelat & Nolte, 2005 * ''Cottus microstomus'' Heckel, 1837 * ''Cottus nasalis'' L. S. Berg, 1933 * ''Cottus nozawae'' Snyder, 1911 * ''Cottus paulus'' J. D. Williams, 2000 (Pygmy sculpin) * ''Cottus perifretum'' Freyhof, Kottelat & Nolte, 2005 * ''Cottus perplexus'' C. H. Gilbert & Evermann, 1894 (Reticulate sculpin) * ''Cottus petiti'' Băcescu & Băcescu-Mester, 1964 * ''Cottus pitensis'' R. M. Bailey & C. E. Bond, 1963 (Pit sculpin) * ''Cottus poecilopus'' Heckel, 1837 (Alpine bullhead) * ''Cottus pollux'' Günther, 1873 (Japanese fluvial sculpin) * ''Cottus princeps'' C. H. Gilbert, 1898 (Klamath Lake sculpin) * ''Cottus reinii'' Hilgendorf, 1879 * ''Cottus rhenanus'' Freyhof, Kottelat & Nolte, 2005 * ''Cottus rhotheus'' R. Smith, 1882 (Torrent sculpin) * ''Cottus ricei'' E. W. Nelson, 1876 (Spoonhead sculpin) * ''Cottus rondeleti'' Freyhof, Kottelat & Nolte, 2005 * ''Cottus sabaudicus'' Sideleva, 2009 * ''Cottus scaturigo'' Freyhof, Kottelat & Nolte, 2005 * ''Cottus schitsuumsh'' M. Lemoine, M. K. Young, McKelvey, L. Eby, Pilgrim & M. K. Schwartz, 2014 (Cedar sculpin) 〔Lemoine, M., Young, M.K., McKelvey, K.S., Eby, L., Pilgrim, K.L. & Schwartz, M.K. (2014): ''Cottus schitsuumsh'', a new species of sculpin (Scorpaeniformes: Cottidae) in the Columbia River basin, Idaho-Montana, USA. ''Zootaxa, 3755 (3): 241–258.''〕 * ''Cottus sibiricus'' Kessler, 1889 (Siberian sculpin) * ''Cottus specus'' G. L. Adams & Burr, 2013 (Grotto sculpin) 〔Adams, G.L., Burr, B.M., Day, J.L. & Starkey, D.E. (2013): ''Cottus specus'', a new troglomorphic species of sculpin (Cottidae) from southeastern Missouri. ''Zootaxa, 3609 (5): 484–494.''〕 * ''Cottus spinulosus'' Kessler, 1872 (Turkestan sculpin) * ''Cottus szanaga'' Dybowski, 1869 * ''Cottus tallapoosae'' Neely, J. D. Williams & Mayden, 2007 (Tallapoosa sculpin) * ''Cottus tenuis'' Evermann & Meek, 1898 (Slender sculpin) * ''Cottus transsilvaniae'' Freyhof, Kottelat & Nolte, 2005 * ''Cottus volki'' Taranetz, 1933 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Cottus (genus)」の詳細全文を読む スポンサード リンク
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