Acanthocyclops robustus (Sars G.O., 1863) represented as Acanthocyclops robustus robustus (Sars G.O., 1863) (basis of record)
Acroperus harpae (Baird, 1834) (basis of record)
Alona rectangula G.O. Sars, 1862 accepted as Coronatella rectangula (G.O. Sars, 1862) (basis of record)
Aloninae Dybowski & Grochowski, 1894 (basis of record)
Asplanchna brightwellii Gosse, 1850 (additional source)
Asplanchna priodonta Gosse, 1850 (additional source)
Biapertura Smirnov, 1971 (basis of record)
Biapertura affinis (Leydig, 1860) (basis of record)
Bosmina (Bosmina) longirostris (O.F. Müller, 1785) (basis of record)
Bosmina (Eubosmina) Seligo, 1900 (basis of record)
Bosmina (Eubosmina) coregoni Baird, 1857 (additional source)
Brachionus angularis Gosse, 1851 (additional source)
Brachionus calyciflorus Pallas, 1766 (additional source)
Brachionus diversicornis (Daday, 1883) (basis of record)
Brachionus leydigii f. quadratus Rousselet, 1889 accepted as Brachionus leydigii leydigii Cohn, 1862 (basis of record)
Brachionus rubens Ehrenberg, 1838 (additional source)
Brachionus urceolaris Müller, 1773 (additional source)
Bryocamptus (Bryocamptus) minutus (Claus, 1863) represented as Bryocamptus (Bryocamptus) minutus minutus (Claus, 1863) (basis of record)
Cephalodella Bory de St. Vincent, 1826 (additional source)
Ceriodaphnia laticaudata P.E. Müller, 1867 (basis of record)
Ceriodaphnia pulchella G.O. Sars, 1862 (basis of record)
Ceriodaphnia quadrangula (O.F. Müller, 1785) (basis of record)
Ceriodaphnia reticulata (Jurine, 1820) (basis of record)
Chydorus sphaericus (O.F. Müller, 1776) (basis of record)
Colurella Bory De St. Vincent, 1824 (additional source)
Cyclops vicinus vicinus Uljanin, 1875 (basis of record)
Daphnia cucullata G.O. Sars, 1862 (basis of record)
Daphnia hyalina Leydig, 1860 (basis of record)
Daphnia longispina (O.F. Müller, 1776) (basis of record)
Daphnia magna Straus, 1820 (basis of record)
Daphnia pulex Leydig, 1860 (basis of record)
Diacyclops bicuspidatus (Claus, 1857) represented as Diacyclops bicuspidatus bicuspidatus (Claus, 1857) (basis of record)
Disparalona leei (Chien Shing-ming, 1970) (basis of record)
Disparalona rostrata (Koch, 1841) (basis of record)
Epiphanes Ehrenberg, 1832 (basis of record)
Euchlanis dilatata Ehrenberg, 1832 (additional source)
Eucyclops serrulatus (Fischer, 1851) represented as Eucyclops serrulatus serrulatus (Fischer, 1851) (basis of record)
Filinia brachiata (Rousselet, 1901) (additional source)
Filinia longiseta (Ehrenberg, 1834) (additional source)
Gastropus hyptopus (Ehrenberg, 1838) (basis of record)
Ilyocryptus sordidus (Liévin, 1848) (basis of record)
Kellicottia longispina (Kellicott, 1879) (additional source)
Keratella cochlearis (Gosse, 1851) (additional source)
Keratella cruciformis (Thompson, 1892) (additional source)
Keratella quadrata frenzeli (Müller, 1786) accepted as Keratella quadrata quadrata Müller, 1786 (basis of record)
Keratella testudo (Ehrenberg, 1832) (additional source)
Lecane bulla (Gosse, 1851) (basis of record)
Lecane closterocerca (Schmarda, 1859) (basis of record)
Lecane decipiens (Murray, 1913) (basis of record)
Lecane hamata (Stokes, 1896) (basis of record)
Lepadella (Lepadella) ovalis (Müller, 1786) represented as Lepadella ovalis (Müller, 1786) (basis of record)
Leydigia acanthocercoides (Fischer, 1854) (basis of record)
Leydigia leydigi (Schödler, 1863) (basis of record)
Moina brachiata (Jurine, 1820) (basis of record)
Monogononta (basis of record)
Notholca acuminata (Ehrenberg, 1832) (additional source)
Paracyclops fimbriatus (Fischer, 1853) represented as Paracyclops fimbriatus fimbriatus (Fischer, 1853) (basis of record)
Platyias quadricornis (Ehrenberg, 1832) (basis of record)
Pleuroxus aduncus (Jurine, 1820) (basis of record)
Ploesoma truncatum (Levander, 1894) (additional source)
Pompholyx sulcata Hudson, 1885 (additional source)
Rhinoglena frontalis Ehrenberg, 1853 (basis of record)
Scapholeberis mucronata (O.F. Müller, 1776) (basis of record)
Simocephalus exspinosus (De Geer, 1778) (basis of record)
Simocephalus vetulus (O.F. Müller, 1776) (basis of record)
Testudinella elliptica (Ehrenberg, 1834) (basis of record)
Testudinella patina (Hermann, 1783) (additional source)
Thermocyclops crassus (Fischer, 1853) accepted as Thermocyclops crassus crassus (Fischer, 1853) (basis of record)
Thermocyclops oithonoides (Sars G.O., 1863) (basis of record)
Trichocerca pusilla (Jennings, 1903) (additional source)
Trichocerca rattus (Müller, 1776) (basis of record)
Trichotria tetractis (Ehrenberg, 1830) (basis of record)

Scheldt estuary for Acanthocyclops robustus (Sars G.O., 1863) 
Scheldt estuary for Acartia tonsa Dana, 1849 
Scheldt estuary for Acroperus harpae (Baird, 1834) 
Scheldt estuary for Alona rectangula G.O. Sars, 1862 
Scheldt estuary for Asplanchna brightwellii Gosse, 1850 
Scheldt estuary for Asplanchna priodonta Gosse, 1850 
Scheldt estuary for Biapertura affinis (Leydig, 1860) 
Scheldt estuary for Bosmina (Bosmina) longirostris (O.F. Müller, 1785) 
Scheldt estuary for Bosmina (Eubosmina) coregoni Baird, 1857 
Scheldt estuary for Brachionus angularis Gosse, 1851 
Scheldt estuary for Brachionus calyciflorus Pallas, 1766 
Scheldt estuary for Brachionus diversicornis (Daday, 1883) 
Scheldt estuary for Brachionus leydigii f. quadratus Rousselet, 1889 
Scheldt estuary for Brachionus rubens Ehrenberg, 1838 
Scheldt estuary for Brachionus urceolaris Müller, 1773 
Scheldt estuary for Bryocamptus (Bryocamptus) minutus (Claus, 1863) 
Scheldt estuary for Cephalodella Bory de St. Vincent, 1826 
Scheldt estuary for Ceriodaphnia laticaudata P.E. Müller, 1867 
Scheldt estuary for Ceriodaphnia pulchella G.O. Sars, 1862 
Scheldt estuary for Ceriodaphnia quadrangula (O.F. Müller, 1785) 
Scheldt estuary for Ceriodaphnia reticulata (Jurine, 1820) 
Scheldt estuary for Chydorus sphaericus (O.F. Müller, 1776) 
Scheldt estuary for Colurella Bory De St. Vincent, 1824 
Scheldt estuary for Cyclops vicinus vicinus Uljanin, 1875 
Scheldt estuary for Daphnia cucullata G.O. Sars, 1862 
Scheldt estuary for Daphnia hyalina Leydig, 1860 
Scheldt estuary for Daphnia longispina (O.F. Müller, 1776) 
Scheldt estuary for Daphnia magna Straus, 1820 
Scheldt estuary for Daphnia pulex Leydig, 1860 
Scheldt estuary for Diacyclops bicuspidatus (Claus, 1857) 
Scheldt estuary for Disparalona leei (Chien Shing-ming, 1970) 
Scheldt estuary for Disparalona rostrata (Koch, 1841) 
Scheldt estuary for Dissotrocha Bryce, 1910 
Scheldt estuary for Epiphanes Ehrenberg, 1832 
Scheldt estuary for Euchlanis dilatata Ehrenberg, 1832 
Scheldt estuary for Eucyclops serrulatus (Fischer, 1851) 
Scheldt estuary for Eudiaptomus gracilis (Sars G.O., 1863) 
Scheldt estuary for Eurytemora affinis (Poppe, 1880) 
Scheldt estuary for Filinia brachiata (Rousselet, 1901) 
Scheldt estuary for Filinia longiseta (Ehrenberg, 1834) 
Scheldt estuary for Gastropus hyptopus (Ehrenberg, 1838) 
Scheldt estuary for Ilyocryptus sordidus (Liévin, 1848) 
Scheldt estuary for Kellicottia longispina (Kellicott, 1879) 
Scheldt estuary for Keratella cochlearis (Gosse, 1851) 
Scheldt estuary for Keratella cruciformis (Thompson, 1892) 
Scheldt estuary for Keratella quadrata frenzeli (Müller, 1786) 
Scheldt estuary for Keratella testudo (Ehrenberg, 1832) 
Scheldt estuary for Lecane bulla (Gosse, 1851) 
Scheldt estuary for Lecane closterocerca (Schmarda, 1859) 
Scheldt estuary for Lecane decipiens (Murray, 1913) 
Scheldt estuary for Lecane hamata (Stokes, 1896) 
Scheldt estuary for Lepadella (Lepadella) ovalis (Müller, 1786) 
Scheldt estuary for Leydigia acanthocercoides (Fischer, 1854) 
Scheldt estuary for Leydigia leydigi (Schödler, 1863) 
Scheldt estuary for Moina brachiata (Jurine, 1820) 
Scheldt estuary for Notholca acuminata (Ehrenberg, 1832) 
Scheldt estuary for Paracyclops fimbriatus (Fischer, 1853) 
Scheldt estuary for Platyias quadricornis (Ehrenberg, 1832) 
Scheldt estuary for Pleuroxus aduncus (Jurine, 1820) 
Scheldt estuary for Ploesoma Herrick, 1885 
Scheldt estuary for Ploesoma truncatum (Levander, 1894) 
Scheldt estuary for Polyarthra Ehrenberg, 1834 
Scheldt estuary for Pompholyx sulcata Hudson, 1885 
Scheldt estuary for Rhinoglena frontalis Ehrenberg, 1853 
Scheldt estuary for Rotaria neptunia (Ehrenberg, 1830) 
Scheldt estuary for Scapholeberis mucronata (O.F. Müller, 1776) 
Scheldt estuary for Simocephalus exspinosus (De Geer, 1778) 
Scheldt estuary for Simocephalus vetulus (O.F. Müller, 1776) 
Scheldt estuary for Synchaeta Ehrenberg, 1832 
Scheldt estuary for Testudinella elliptica (Ehrenberg, 1834) 
Scheldt estuary for Testudinella patina (Hermann, 1783) 
Scheldt estuary for Thermocyclops crassus (Fischer, 1853) 
Scheldt estuary for Thermocyclops oithonoides (Sars G.O., 1863) 
Scheldt estuary for Trichocerca pusilla (Jennings, 1903) 
Scheldt estuary for Trichocerca rattus (Müller, 1776) 
Scheldt estuary for Trichotria tetractis (Ehrenberg, 1830) 

 Authority

 for Filinia longiseta (Ehrenberg, 1834)

(Ehrb. 1838) [details]

 Distribution

 for Keratella cruciformis (Thompson, 1892)

Also known to occur in the North Sea. [details]