There are 48 endemic species in Ireland, English Channel, Faroe, Norway, North Sea, Baltic Sea (zone 9)
Acartia (Acartiura) lefevreae Bradford, 1976 (F,M)(presence in 1 zones) Amallophora rotunda Wolfenden, 1906 (F)(presence in 1 zones) Arcticomisophria hispida Jaume & Boxshall, 1997 (F,M)(presence in 1 zones) Bradyetes matthei Johannessen, 1976 (F,M)(presence in 1 zones) Bradyidius subarmatus Markhaseva, 1993 (F,M)(presence in 1 zones) Cymbasoma danae Malaquin, 1896 (F,M)(presence in 1 zones) Cymbasoma frondipes (Isaac, 1975) (F)(presence in 1 zones) Cymbasoma germanicum (Timm, 1893) (F)(presence in 1 zones) Cymbasoma malaquini (Caullery & Mesnil, 1914) (F)(presence in 1 zones) Cymbasoma pallidum (Isaac, 1974) (F,M)(presence in 1 zones) Cymbasoma rostratum (T. Scott, 1904) (F)(presence in 1 zones) Cymbasoma similirostratum (Isaac, 1974) (M)(presence in 1 zones) Cymbasoma striatum (Isaac, 1974) (F)(presence in 1 zones) Cymbasoma zetlandicum (T. Scott, 1904) (F,M)(presence in 1 zones) Damkaeria falcifera Fosshagen, 1983 (F,M)(presence in 1 zones) Heterorhabdus atlanticus Wolfenden, 1905 (M)(presence in 1 zones) Kyphocalanus sp.2 Markhaseva & Schulz, 2009 (F)(presence in 1 zones) Mesaiokeras nanseni Matthews, 1961 (F,M)(presence in 1 zones) Monstrilla filogranarum (Malaquin, 1901) (presence in 1 zones) Monstrilla leucopis Sars, 1921 (F,M)(presence in 1 zones) Monstrilla minuta Isaac, 1974 (M)(presence in 1 zones) Monstrilla obesa Isaac, 1974 (F,M)(presence in 1 zones) Monstrilla roscovita (Malaquin, 1901) (F)(presence in 1 zones) Monstrilla scotti (Isaac, 1975) (F,M)(presence in 1 zones) Monstrillopsis filogranarum (Malaquin, 1901) (F)(presence in 1 zones) Monstrillopsis sarsi Isaac, 1974 (M)(presence in 1 zones) Oithona sp. Wend-Heckmann, 2013 (presence in 1 zones) Paracomantenna minor (Farran, 1905) (F,M)(presence in 1 zones) Paramisophria spooneri Krishnaswamy, 1959 (F,M)(presence in 1 zones) Parastephos pallidus Sars, 1902 (F,M)(presence in 1 zones) Pertsovius fjordicus (Fosshagen, 1967) (F,M)(presence in 1 zones) Phaenna gibbosa Andronov, 2013 (F)(presence in 1 zones) Phaenna zetlandica T. Scott, 1902 (M)(presence in 1 zones) Platycopia perplexa Sars, 1911 (F,M)(presence in 1 zones) Pseudocyclopia caudata T. Scott, 1894 (F)(presence in 1 zones) Pseudocyclopia crassicornis T. Scott, 1892 (F,M)(presence in 1 zones) Pseudocyclopia giesbrechti Wolfenden, 1902 (F,M)(presence in 1 zones) Pseudocyclopia minor T. Scott, 1892 (F,M)(presence in 1 zones) Pseudocyclops crassiremis Brady, 1872 (F,M)(presence in 1 zones) Pseudotharybis dubius T. Scott, 1909 (F)(presence in 1 zones) Saphirella sp. Brylinski, 2009 (presence in 1 zones) Sognocalanus confertus Fosshagen, 1967 (F,M)(presence in 1 zones) Stephos fultoni T & A. Scott, 1898 (F,M)(presence in 1 zones) Stephos rustadi Strömgren, 1969 (F,M)(presence in 1 zones) Thaumatopsyllus paradoxus Sars, 1913 (F,M)(presence in 1 zones) Xanthocalanus giesbrechti Thompson, 1903 (F)(presence in 1 zones) Xanthocalanus sp. Farran, 1905 (M)(presence in 1 zones) Xanthocalanus tenuiremis T. Scott, 1909 (M)(presence in 1 zones)
