Mosquitos breed in stagnant drain water in the One Town area in Visakhapatnam on Thursday.

| Photo Credit: V RAJU

The Greater Visakhapatnam Municipal Corporation (GVMC) has intensified preventive measures against seasonal vector-borne diseases, with malaria and dengue cases registering a decline this year, compared to the corresponding period last year.According to GVMC officials, the city recorded 91 malaria cases in 2025, of which 74 were reported in the first seven months till July. In comparison, 30 malaria cases have been reported during the same period this year.A similar trend has been observed in dengue cases. While 323 dengue cases were reported in 2025. In the period between January 2025 and July 2025, as many as 138 cases were reported. However, during the same period this year, about 81 cases have been registered so far, reflecting the impact of sustained surveillance and preventive measures.Among the GVMC’s administrative zones, Gajuwaka emerged as the most vulnerable for malaria cases this year, followed by the East, North, Madhurawada and Bheemunipatnam zones. For dengue, the highest number of cases has been reported from the North, South and East zones. Officials cite open drains as the major reason.