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Threat Condition
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THE BUZZ

Volume 7, 13   (Week 30)

July 24, 2008

The Buzz is a weekly summary disseminate important information about mosquitoes and mosquito control in the City of Portsmouth.
Al Sosa sprays liquid larvicide with a back pack sprayer in the Park Manor area of the city July 23, 2008.
Al Sosa sprays liquid larvicide with a back pack sprayer
In the Park Manor area of the city July 23, 2008.
Mosquito Activity (Scale from 0 to 5)
  • City wide activity remains a 2 this week due to the presence of West Nile Virus detected in mosquito samples.
  • Traps counts were slightly lower this week, most likely due the adult spraying this week and last week.
  • We averaged just over an inches of rain last week. This week some areas in the city received an additional 2 inches of rain.
Surveillance and Control
  • West Nile Virus activity was detected in Suffolk this week.
  • Due to the staffing shortage, trapping efforts have been reduced, only data that is readily accessible will be made available for the general public each week. The bulk of our resources are being directed towards control operations at this time.
  • 1 CDC trap was set this week. The CDC trap was placed at the landfill and caught 594 mosquitoes, just over 400 were salt marsh mosquitoes. As of today the salt marsh mosquitoes have not started to significantly impact the neighborhoods. Increasing trap counts and more rain this week has triggered an aerial larvicide application over parts of Craney Island. The Army Corps has tentatively scheduled and aerial application targeting juvenile mosquitoes for this weekend or early next week. This application should help keep the salt marsh mosquitoes from getting much worse.
  • 5 OFP traps were set this week, 231 tiger mosquitoes were caught. The average number of tiger mosquitoes per trap was 46. This is the highest average tiger mosquito count this year and a sign conditions are deteriorating. Citizens must dump out water on their properties to prevent tiger mosquitoes.
  • All control efforts are currently being directed towards treating standing water citywide. Adult spray operations are expected to increase next week and mosquito counts and complaint calls increase.
  • Information on spray activities is posted on the Mosquito Spray Hotline (393-8666 press 1 when prompted). Citizens can call and listen to a recorded message to find out what areas are scheduled for mosquito spraying.
 
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last updated August, 2008