SHRUTHI, B.F.Sc2019-07-052019-07-052015http://krishikosh.egranth.ac.in/handle/1/5810112978Marine ecosystems cover approximately 71% of the earth's surface and contain approximately 97% of the planet's waterSPECIES DIVERSITY OF DIATOMS IN RELATION TO HYDROGRAPHICAL CHARACTERISTICS IN THE COASTAL WATERS OFF DAKSHNINA KANNADA AND UDUPI DISTRICTThesis