| COELENTERATA |
| Aurelia aurita (Linnaeus, 1758) |
| Pleurobrachia pileus (O. F. Müller, 1776) |
| POLYCHAETA (larvae) |
| Harmothoe sarsi |
| Marenzelleria neglecta (Sikorski & Bick nov.) |
| Nereis diversicolor |
| Pygospio elegans |
| ROTATORIA |
| Asplanchna priodonta Gosse, 1850 |
| Brachionus calyciflorus Pallas, 1766 |
| Brachionus angularis Gosse, 1851 |
| Brachionus capsuliflorus |
| Euchlanis dilatata Ehrenberg, 1832 |
| Filinia longiseta (Ehrenberg, 1834) |
| Kellicottia longispina Kellicott, 1879 |
| Keratella cochlearis (Gosse, 1851) |
| Keratella cruciformis (Thompson, 1892) |
| Keratella quadrata(O. F. Muller, 1786) |
| Lecane luna (Müller, 1776) |
| Notholca striata (O. F. Muller, 1786) |
| Notholca acuminata (Ehrenberg, 1832) |
| Ploesoma hudsoni (Imhof, 1891) |
| Polyarthra trigla Ehrenberg |
| Synchaeta baltica Ehrenberg, 1834 |
| Synchaeta curvata |
| Synchaeta littoralis |
| Synchaeta monopus |
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| CLADOCERA |
| Alona affinis Leydig, 1860 |
| Alona rectangula Sars, 1861 |
| Bythotrephes longimanus Leydig, 1860 |
| Bythotrephes cederstroemii Schodler, 1877 |
| Cercopagis pengoi (Ostroumov, 1891) |
| Ceriodaphnia pulchella G. O. Sars, 1862 |
| Ceriodaphnia quadrangula (O. F. Müller, 1785) |
| Chydorus sphaericus (O. F. Mueller, 1785) |
| Diaphanosoma brachyurum (Liévin, 1848) |
| Daphnia longispina (O. F. Mueller, 1785) |
| Daphnia cucullata |
| Eubosmina maritima (P. E. Müller, 1867) |
| Evadne nordmanni Lovén, 1836 |
| Leptodora kindtii (Focke, 1844) |
| Podon intermedius Lilljeborg, 1853 |
| Podon leuckartii (Sars, 1862) |
| Pleopsis polyphemoides (Leuckart, 1859) |
| Polyphemus pediculus (Linnaeus, 1761) |
| COPEPODA |
| Acartia bifilosa (Giesbrecht, 1881) |
| Acartia tonsa Dana, 1849 |
| Acartia longiremis (Lilljeborg, 1853) |
| Centropages hamatus (Lilljeborg, 1853) |
| Cyclops vicinus Ulyanin, 1875 |
| Eucyclops serrulatus (Fischer, 1851) |
| Eudiaptomus gracilis (G. O. Sars, 1862) |
| Eurytemora affinis (Poppe, 1880) |
| Eurytemora velox (Lilljeborg, 1853) |
| Halectinosoma curticorne (Boeck, 1872) |
| Limnocalanus macrurus G. O. Sars, 1863 |
| Limnocalanus grimaldii (De Guerne, 1886) |
| Mesocyclops leukarti (Claus, 1857) |
| Pseudocalanus elongatus (Boeck, 1865) |
| Tachidius discipes Giesbrecht, 1881 |
| Temora longicornis (O. F. Müller, 1785) |
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|
| APPENDICULARIA |
| Fritillaria borealis |
| CIRRIPEDIA (larvae) |
| Balanus improvisus Darwin, 1854 |
| Balanus improvisus cypris |
| GASTROPODA (larvae) |
| Alderia modesta (Loven, 1844) |
| Bithynia tentaculata (Linnaeus, 1758) |
| Eubranchus pallidus (Alder, Hancock, 1842) |
| Hydrobia ulvae (Pennant, 1777) |
| Hydrobia ventrosa (Montagu, 1803) |
| Lymnaea peregra |
| Lymnaea stagnalis (Linnaeus, 1758) |
| Potamopyrgus antipodarum (J. E. Gray, 1853) |
| Theodoxus fluviatilis (Linnaeus, 1758) |
| BIVALVIA (larvae) |
| Cardium exiguum |
| Cardium lamarcki |
| Cerastoderma glaucum (Poiret, 1789) |
| Dreissena polymorpha (Pallas, 1771) |
| Macoma balthica (Linnaeus, 1758) |
| Mya arenaria Linnaeus, 1758 |
| Mytilus edulis Linnaeus, 1758 |
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