panaji while cases of malaria remain under control in the state so far the spread of dengue remains a concern for the health department with 150 cases of the vectorborne disease reported till may the department is expecting a surge after august when mosquitoes favourable for breeding grounds deputy director in charge of the national vectorborne disease control programme in goa dr anant palekar said the trend of the spread of dengue is not much different from last year when cases soared to 726 almost double those in 2018 areas of concentration have remained the same too he said vasco parts of panaji and candolim in over 95 of dengue cases we found that mosquitoes breeding within residences or in surrounding areas as such more than one member of a family was found to be affected palekar said mosquitobreeding was mostly found in water trays between flower pots and in accumulated waste water once a case is detected the health department aims at source reduction all measures are taken to do away with mosquitobreeding grounds people are also made aware of how they came to be infected palekar said although the health department is presently focused on thwarting covid19 it has also undertaken measures to contain the spread of vectorborne diseases palekar said 250 migrant labourers were screened at the construction site of the mopa airport and not a single case was detected this year the directorate of health services has supplied migrant labourers and people below the poverty line with longlasting insecticidal nets palekar said