Breeding ecology of mosquito: special reference to Genus Culex

Mosquitoes are surviving on earth since millions of years, have always given tough time to men as important carriers of various diseases. People fights globally against mosquitoes and mosquito borne diseases. Malaria, dengue, filaria, Japanese encephalitis, west nile virus and chikungunia are the major diseases spread globally by different mosquito. These diseases challenge the developed and developing countries of the world for irradication. Mosquitoes are very well recognized as vectors of protozoan, viruses and other pathogenic organisms. It is well known also that under the influence of environmental conditions a vector species may show changes in the seasonal distribution in the same area of dominance. The increase in density of a vector species is very much dependent on climatological factors favorable for its breeding, and adult survival. Out of 27 proven and suspected vectors of Japanese encephalitis, Cx. tritaeniorhynchus and Cx. vishnui are the most important vectors of JE in India.