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Parasites of Fish from the Great Lakes - Great Lakes Fishery ...

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Parasitological studies have been done only once on 19 Lake Erie fish species (Anguilla rostrata,<br />

Lythrurus umbratilis, Moxostoma anisurum, M. erythrurum, Esox masquinongy, Erimyzon<br />

sucetta, Ameiurus natalis, Noturus miurus, Lepomis cyanellus, L. humilis, E<strong>the</strong>ostoma caeruleum,<br />

E. exile, Nocomis micropogon, Umbra limi, Salvelinus fontinalis, S. namaycush, Notropis<br />

anogenus, Cottus cognatus, and Morone americana) and 27 o<strong>the</strong>r species have been studied only<br />

twice (Acipenser fulvescens, Moxostoma macrolepidotum, Noturus gyrinus, Campostoma<br />

anomalum, Notemigonus crysoleucas, Notropis buccatus, N. heterodon, Opsopoeodus emiliae,<br />

Pimephales notatus, P. promelas, Rhinichthys cataractae, R. obtusus, Hypentelium nigricans,<br />

Ameiurus melas, Esox americanus, Fundulus diaphanus, Labides<strong>the</strong>s sicculus, Lepomis<br />

megalotis, Ammocrypta pellucida, E<strong>the</strong>ostoma blennioides, E. flabellare, E. nigrum, Percina<br />

caprodes, P. maculata, Minytrema melanops, Moxostoma aureolum, Apollonia melanostoma).<br />

Nine studies have been performed on <strong>the</strong> parasites <strong>of</strong> Micropterus dolomeui, 10 studies each on<br />

Osmerus mordax and Aplodinotus grunniens, 13 studies on Morone chrysops, and 19 studies have<br />

reported on <strong>the</strong> parasites <strong>of</strong> Perca flavescens.<br />

Parasitological studies have not yet been conducted on <strong>the</strong> following 29 fish species <strong>from</strong> Lake<br />

Erie: Ichthyomyzon fossor, I. unicuspis, Petromyzon marinus, Lepisosteus oculatus, Hybopsis<br />

hankinsoni, Luxilus chrysocephalus, Margariscus margarita, Nocomis biguttatus, Notropis<br />

rubellus, Phoxinus eos, Scardinius erythrophthalmus, Catostomus catostomus, Erimyzon<br />

oblongus, Ictiobus cyprinellus, Moxostoma duquesnei, M. valenciennesi, Noturus stigmosus,<br />

Pylodictis olivaris, Oncorhynchus gorbuscha, O. kisutch, O. mykiss, O. tshawytscha, Salmo<br />

trutta, Aphredoderus sayanus, Gasterosteus aculeatus, Myoxocephalus thompsonii,<br />

Chaenobryttus gulosus, Percina shumardi, and Proterorhinus marmoratus.<br />

<strong>Fish</strong> Families—Parasite Species-Richness, Parasite Analyses<br />

The values for parasite species-richness and number <strong>of</strong> fish species examined (in paren<strong>the</strong>ses)<br />

regardless <strong>of</strong> stage for each <strong>of</strong> <strong>the</strong> five major fish families were Centrarchidae (76, 10),<br />

Cyprinidae (47, 23), Catostomidae (54, 9), Percidae (64, 13), and Salmonidae (14, 4). The<br />

correlation coefficient between species-richness and number <strong>of</strong> fish species examined for each<br />

family using <strong>the</strong>se values for all five families was nonsignificant (rs = 0.300).<br />

<strong>Parasites</strong> only found in centrarchids were protozoans (Trichodina domerguei, Chloromyxum<br />

gibbosum, Henneguya ohioensis, Myxobolus gibbosus, M. inornatus, M. kostiri, M. osburni),<br />

adult digenetic trematodes (Caecinicola parvulus, Phyllodistomum lohrenzi, Proterometra<br />

macrostoma, Rhipidocotyle papillosum), monogeneans (Actinocleidus bakeri, A. oculatus, A.<br />

recurvatus, Clavunculus unguis, Cleidodiscus alatus, C. similis, C. uniformis, C. venardi,<br />

Gyrodactylus macrochiri, Lyrodiscus longibasus, L. rupestris, Onchocleidus chautauquaensis, O.<br />

ferox, O. helicis, Syncleithrium fusiformis, Tetracleidus banghami, T. capax, T. longus, T.<br />

stentor), adult cestodes (Proteocephalus fluviatilis), larval/immature nematodes (Spiroxys sp.),<br />

adult acanthocephalans (Pomphorhynchus rocci), leeches (Placobdella montifera), copepods<br />

(Lernaea cruciata), and molluscs (Anondonta sp.). Parasite species only found in cyprinids were<br />

protozoans (Ceratomyxa sp., Myxobolus algonquiensis, M. aureatus, M. burti, Myxobolus<br />

pendula, Thelohanellus notatus, Zschokkella sp.), adult digenetic trematodes (Allocreadium<br />

288

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