Diana Brown, Holly Feltner, Patricia Ferrao

1
Three Different Trap Types Utilizing Human
Scented Lures How do they compare?

• Diana Brown, Holly Feltner, Patricia Ferrao
• Alexandria Health Department
• Vector Borne Illness Prevention Program
• VMCA Meeting
• February 7, 2008

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Objective

• To compare three different trap types baited with
  BG-lures
• CDC trap
• Faye Prince trap
• BG-Sentinel trap

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BG Lure

• BG lure contains attractants found on human skin
  
• Ammonia
• Lactic acid
• Fatty acids

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Traps
BG-Sentinel
CDC
FP
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Study Site
Alexandria, VA
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Study Site
Why?
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Study Site
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Study Site
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Study Site

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Trap Locations
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Trap Rotation

• Clockwise rotation
• 24 hrs run time
• Each trap, at each location, once a week

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Results Total Species per Trap
Species
Species
Total Mosquitoes 3256 Trap Nights 52
Total Mosquitoes 707 Trap Nights 52
Species
Total Mosquitoes 1363 Trap Nights 56
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Results
Trap Nights 27
Trap Nights 27
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Results
Trap Nights 27
Trap Nights 27
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Results
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Summary

• How did the traps compare?
• BG-Sentinel
• Trapped a wider range of species
• Was better at trapping Ae. albopictus and Cx.
  restuans/pipens
• WNV positive Ae. albopictus
• BG lure did not enhance CDC FP performance to
  the level of the BG-Sentinel
• Future
• Experiment trap with lure vs without lure?
• BG-Sentinel as a routine method
• BG-Sentinel in public education study

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Acknowledgements

• Seasonal Staff
• Frances Ellison
• Ben Cocchiaro
• Lindsey Booher
• Division of Consolidated Laboratories Services
• Dr. Dee Petit
• WNV laboratory testing staff
• Cameron Knolls community