Dr.Gangadhar.M.Sajjanar, presently working as an Associate Professor in S.V.M. Arts, Science and Commerce College, Ilkal, Dist.Bagalkot, Karnataka. He has obtained his M.Sc in Zoology from Karnataka University, Dharwad, and M.Phil from Vinayak Missions University (TN). He did Ph.D in Marine Biology from the Karnataka University, Dharwad. He is interested in the study of Environment and published about 10 Research Papers in Peer Reviewed International Journals.