Seasonal variation of Caligus rotundigenitalis infestation on the host fish Etroplus suratensis from the Cochin Backwaters,southwest coast of India

作     者：Jemi Job N A A Mohamed Hatha C K Radhakrishnan Jemi Job N;A A Mohamed Hatha;C K Radhakrishnan

作者机构：Department of Marine BiologyMicrobiology and BiochemistrySchool of Marine SciencesCochin University of Science and TechnologyCochin 682016India 

出 版 物：《Acta Oceanologica Sinica》 (海洋学报（英文版）)

年 卷 期：2022年第41卷第6期

页      面：132-136页

核心收录：

学科分类：0906[农学-兽医学] 09[农学] 

主　　题：Caligidae Caligus rotundigenitalis copepod crustacean parasites Etroplus suratensis 

摘      要：Investigation of four edible fishes(Etroplus suratensis,Oreochromis mossambicus,Lates calcarifer,Chanos chanos)collected from a fish landing center along Cochin Backwaters has done for caligid *** these,caligids were detected only from Etroplus suratensis and was identified to be Caligus *** were attached to the inner side of operculum of host which indicates strong site *** annual observation of prevalence,mean intensity and abundance were found to be 19.21%,1.051 and 0.202 *** of prevalence with respect to the different length groups of *** has discussed in this *** of the inner side of operculum and increase in mucous production were noticed as a result of copepod attachment.