Environmental factors 

 (continued) 



Scyliorhinidae 



Scyliorhinus camculus 

 Squalidae 



Squalus acanthias 

 Polypteromorpha 



Polypterus bichir 



Polypterus endJicheri 



Polypterus senegaJus 

 Amiomorpha 



Amia ca/va 

 Gasterosteidae 



Pungitius pungitius 

 Acanthuridae 



Acanthurus coeruleus 

 Carangidae 



Trachums symmetricus 

 Centrarchidae 



Lepomis 

 Lutjanidae 



Lutjanus griseus 



Ocyurus chrysurus 

 Serranidae 

 Sparidae 



Diplodus argenteus 

 Scombridae 



Euthynnus alletteratus 



Scomber japorucus 



Thunnus albacares 

 Cottidae 



Coitus beldingi 

 Telraodoniidae 



Tetraodon fahaka 

 Belonidae 



Ablennes hians 

 Engraulidae 



Engraulis japonicus 



Characidae 



Alestes nurse 

 Citharinidae 



Citharinus dtharus 

 Catostomidae 

 Cyprinidae 



Blicca bjoerkna 



Gila etegans 



Gila robusta 



Ptychocheilus lucius 

 Bagridae 

 Clariidac 



Clarias lazera 

 Ictaluridae 



fcta/urus me/as 

 Mala pre ruridae 



Xialapterurus electricus 

 Mochokidae 

 Schilbcidac 

 Mormy ridae 

 Ostcoglossidae 



Heterolis niloticus 

 Gadidac 



Polfachius pollachius 

 Salmonidac 



Oncorhynchus kisutch 



Salmo salar 



Salmo trutta 

 ThymaJIus arcticus 

 Change with age 

 Gasterosteidae 



Gasterosteus aculeatus 

 Carangidae 



Trachurus mediterraneus 

 Seasonal changes 

 Gasterosteidae 



Gasterosteus aculeatus 

 Pcrcidac 



Perca flavescens 



Pcrca flu via til is 



Clupcidac 



Hilsa ilisha 

 Cyprinidae 



Phoxinus phoxinus 

 Esocidae 

 Esox lucius 



Distribution of infection 

 Salmon idae 

 Salmo salar 

 Intensity of infection 

 Raj idae 



Raja radiata 



806261 

 806261 



803545 



806261 



804454 

 804454 

 808731 



804454 

 804454 

 804454 



804454 

 808731 

 804226 



808721 



804080 



804454 



805423 

 806581 



804080 

 803544 



804076 



807794 

 807794 

 807794 

 804080 



804080 

 806642 

 807779 



804080 

 804080 

 804080 

 804080 



804080 



805065 



808526 

 803583 

 806879 



803583 

 806450 



805979 



805467 



807394 



806657 

 806658 



808577 

 806657 

 806658 

 808216 



806657 



806658 



807917 

 807391 



Carcharhinidae 



Prionace glauca 

 Squalidae 



Squalus acanthias 

 Aulorhynchidae 



Aulorbynchus flavidus 

 Gasterosteidae 



Gasterosteus aculeatus 



Syngnathidae 



Syngnatbus criseoiineatus 

 Ammodytidae 



Ammodytes hexapterus 

 Pholididae 



Pholis laeta 

 Gobiidae 



Coryphopterus nicholsi 

 Carangidae 



Trachurus trachurus 

 Embiotocidae 



Cymatogaster aggregata 

 Percidae 



Perca fluviatilis 



Scombridae 



Scomber colias 

 Pleuronectidae 



Lepidopsetta bilineata 



Platichthys stellatus 

 Agonidae 



Agonus acipenserinus 



Xeneretmus latifrons 

 Cottidae 

 Hexagram mid ae 

 Scorpaenidae 



Sebastiscus marmoratm 

 Oupeidae 



Clupea harengus 

 Anguillidae 



Anguilla anguilla 

 Catostomidae 



Catostomus clarki 



Catostomus insignis 



Ictiobus bubalus 



fctiobus cyprinellus 



Ictiobus niger 

 Cyprinidae 



Rutilus rvtiJus 

 Gadidae 



Gadus macrocephaJus 



Theragra chalcogrammt 

 Zoarcidae 



Aprodon cortezianus 

 Esocidae 



Esox lucius 



Retropinnidae 



Retropinna retropmna 

 Osmcridae 



Thaleichthys paciftcus 

 Salmonidac 



Oncorhynchus 



Salmo gairdncri 



Salmo trutta 

 Prophylactic treatment 

 Cyprinidae 



Ctenopharyngodon idella 



Cyprinus carpt'o 



H\ poph thalmich thys molitrix 

 Parasite life history- 

 Gas terosteidae 



Gasterosteus aculeatus 

 Carangidae 



Seriola quinqueradiata 

 Percidae 



Perca flavescens 



Perca fluviatilis 

 Catostomidae 



Catostomus clarki 



Catostomus insignis 

 Cyprinidae 



Leuciscus cephalus 



Leuciscus leuciscus 



Esocidae 



Esox lucius 

 Osmeridae 



Osmerus eperlanus 

 Salmonidae 



Coregonus albuJa 



807391 



807391 



807495 



804496 

 807495 



807495 



807495 



807495 



807495 



805468 



807495 



803827 

 806657 

 806658 



807495 

 807495 



807495 

 807495 

 807495 

 807495 

 807495 

 805538 



807495 



803827 



804824 

 804824 

 804438 

 804438 

 804438 

 806657 

 806658 

 803827 



803827 

 806657 

 806658 



807893 



807495 

 807495 

 807893 

 807773 

 807893 



807279 

 807279 

 807279 



805965 

 806581 



804824 

 804824 

 807266 

 807267 

 805956 

 805969 



806256 



806256 



806256 



626 



