السبت، فبراير 9

الاسماك والطفيليات

Authors
M.L. Jones Faisal, M., W. Fayed, T.O. Brenden, A.M. Nour, M.P. Ebener, G.M. Wright
Publication date
2010
Journal
Journal of Great Lakes Research
Publisher
Journal of Great Lakes Research
Description
We estimated the prevalence, intensity, and abundance of swimbladder nematode infection in 1281 lake whitefish (Coregonus clupeaformis) collected from four sites in northern lakes Huron (Cheboygan and DeTour Village) and Michigan (Big Bay de Noc and Naubinway) from fall 2003 through summer 2006. Morphological examination of nematode egg, larval, and mature stages through light and scanning electron microscopy revealed characteristics consistent with that of Cystidicola farionis Fischer 1798. Total C. farionis prevalence was 26.94%, while the mean intensity and abundance of infection was 26.72 and 7.21 nematodes/fish, respectively. Although we detected C. farionis in all four stocks that were examined, Lake Huron stocks generally had higher prevalence, intensity, and abundance of infection than Lake Michigan stocks. A distinct seasonal fluctuation in prevalence, abundance, and intensity of C …
Total citations
2010201120122013201420152016

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