| Parasite of | |
| Abramis brama (Bream) | [2] |
| Acipenser gueldenstaedtii (Azov-Black sea sturgeon) | [2] |
| Acipenser transmontanus (White Sturgeon) | [2] |
| Alburnus chalcoides (Danube bleak) | [2] |
| Alosa braschnikowi (Caspian marine shad) | [2] |
| Alosa kessleri (Caspian anadromous shad) | [2] |
| Atheresthes stomias (Turbot) | [2] |
| Barbus barbus (Barbel) | [2] |
| Benthophilus stellatus (Stellate tadpole goby) | [2] |
| Boreogadus saida (Polar cod) | [2] |
| Caspiomyzon wagneri (Volga lamprey) | [2] |
| Chelidonichthys capensis (Gurnard) | [2] |
| Chelon auratus (Long-finned grey mullet) | [2] |
| Chelon saliens (Small mullet) | [2] |
| Clupea harengus (Yawling) | [2] |
| Clupea pallasii (Pacific herring) | [1] |
| Clupeonella cultriventris (Azovtyulka) | [2] |
| Crocidura leucodon (Bicolored Shrew) | [2] |
| Cyprinus carpio (Common carp) | [2] |
| Delphinapterus leucas (Beluga) | [2] |
| Delphinus delphis (Short-beaked Saddleback Dolphin) | [2] |
| Eleginus nawaga (Wachna cod) | [2] |
| Enhydra lutris (Sea Otter) | [3] |
| Eopsetta jordani (Petrale sole) | [2] |
| Erignathus barbatus (Bearded Seal) | [2] |
| Eschrichtius robustus (Gray Whale) | [2] |
| Esox lucius (Jack) | [2] |
| Eumetopias jubatus (Steller Sea Lion) | [3] |
| Felis catus (Domestic Cat) | [2] |
| Gadus chalcogrammus (Whiting) | [2] |
| Gadus macrocephalus (Pacific cod) | [2] |
| Gadus morhua (rock cod) | [2] |
| Gasterosteus aculeatus (Alaskan stickleback) | [2] |
| Gavia arctica (Black-throated Loon) | [2] |
| Gavia immer (Great Northern Loon) | [2] |
| Gavia pacifica (Pacific Loon) | [2] |
| Gavia stellata (Red-throated Loon) | [2] |
| Gymnocanthus galeatus (Armorhead sculpin) | [2] |
| Gymnocephalus cernua (Ruffe) | [2] |
| Haliaeetus leucocephalus (Bald Eagle) | [2] |
| Halichoerus grypus (Gray Seal) | [2] |
| Hippoglossoides platessoides (American dab) | [2] |
| Hippoglossus stenolepis (Pacific halibut) | [2] |
| Histriophoca fasciata (Ribbon Seal) | [2] |
| Homo sapiens (man) | [2] |
| Hoplobrotula gnathopus (False kingklip) | [2] |
| Huso huso (Beluga) | [2] |
| Hypomesus pretiosus (Surf smelt) | [2] |
| Larus argentatus (Herring Gull) | [2] |
| Larus glaucescens (Glaucous-winged Gull) | [2] |
| Larus hyperboreus (Glaucous Gull) | [2] |
| Lepidopsetta bilineata (Rock sole) | [2] |
| Leuciscus idus (Ide) | [2] |
| Lontra canadensis (northern river otter) | [2] |
| Lophius piscatorius (Monkfish) | [2] |
| Lota lota (Thin-tailed burbot) | [2] |
| Luciobarbus brachycephalus (Turkestan barbel) | [2] |
| Lutra lutra (European Otter) | [2] |
| Lycodes raridens (sparse-toothed lycod) | [2] |
| Macruronus novaezelandiae (Whiptail hake) | [2] |
| Melanogrammus aeglefinus (Smokie) | [2] |
| Merluccius capensis (Cape hake) | [2] |
| Monoporeia affinis | [2] |
| Mustela vison (American Mink) | [2] |
| Myoxocephalus quadricornis (Alaska fourhorn sculpin) | [2] |
| Myoxocephalus scorpius (Short-spined sea scorpion) | [2] |
| Natrix tessellata (Dice Snake) | [2] |
| Neogobius fluviatilis (Sand goby) | [2] |
| Neogobius melanostomus (Round goby) | [2] |
| Odobenus rosmarus (Walrus) | [2] |
| Oncorhynchus gorbuscha (humpbacked salmon) | [2] |
| Oncorhynchus keta (Calico salmon) | [2] |
| Oncorhynchus masou (cherry salmon) | [1] |
| Oncorhynchus nerka (sockeye salmon or kokanee) | [2] |
| Osmerus eperlanus (European smelt) | [2] |
| Osmerus mordax (Rainbow smelt) | [2] |
| Pagophilus groenlandicus (Harp Seal) | [2] |
| Pagrus pagrus (Red porgy) | [2] |
| Pelecus cultratus (Sabre carp) | [2] |
| Perca fluviatilis (River perch) | [2] |
| Phalacrocorax carbo (Great Cormorant) | [2] |
| Phalacrocorax pelagicus (Pelagic Cormorant) | [2] |
| Phoca largha (Spotted Seal) | [2] |
| Phoca vitulina (Harbor Seal) | [2] |
| Phocoena phocoena (Harbor Porpoise) | [4] |
| Physeter macrocephalus (Sperm Whale) | [2] |
| Platichthys flesus (North Atlantic flounder) | [2] |
| Platichthys stellatus (Starry flounder) | [2] |
| Ponticola kessleri (Bighead goby) | [2] |
| Pusa caspica (Caspian Seal) | [2] |
| Pusa hispida (Ringed Seal) | [2] |
| Reinhardtius hippoglossoides (Turbot) | [2] |
| Rutilus frisii (Black Sea roach) | [2] |
| Rutilus rutilus (Roach) | [2] |
| Salmo salar (Atlantic salmon) | [2] |
| Salmo trutta (Brown trout) | [2] |
| Salvelinus alpinus (Arctic charr) | [2] |
| Salvelinus leucomaenis (Whitespotted char) | [2] |
| Salvelinus malma (dolly varden) | [1] |
| Sander lucioperca (Pike-perch) | [2] |
| Sebastes mentella (Redfish) | [2] |
| Sebastes paucispinis (Bocaccio) | [2] |
| Somateria mollissima (Common Eider) | [2] |
| Sphyraena barracuda (Striped seapike) | [2] |
| Spirinchus lanceolatus (Smelt) | [2] |
| Synodus fuscus (Lizardfish) | [1] |
| Thymallus thymallus (Grayling) | [2] |
| Trachinus draco (Greater weever) | [2] |
| Trachurus trachurus (Scad) | [2] |
| Uria lomvia (Thick-billed Murre) | [2] |
| Vimba vimba (Vimba bream) | [2] |
| Vulpes lagopus (Arctic Fox) | [2] |
| Vulpes vulpes (Red Fox) | [2] |
| Zoarces viviparus (viviporous blenny) | [2] |