Biting midges - Culicoides spp Flashcards Preview

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Flashcards in Biting midges - Culicoides spp Deck (4)
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1
Q

What are some morphologic features of biting midges (Culicoides)?

A
  • 1.5-5mm long
  • thorax humped over small head
  • mottled wings, and are folded over their back
  • prominent antennae
2
Q

Where are biting midges (Culicoides) eggs laid?

A
  • laid in damp marshy groud or decaying vegetation near water
  • eggs may over winter
  • L1-L4 in water
3
Q

What is the pathological significance of biting midges (Culicoides)?

A
  • transmit:
    • parasites (causing ureitis, dermatitis)
    • viruses - African horse sickness, Blue tongue virus, Schmallenberg virus
  • Sweet itch in horses and donkeys
4
Q

What are some control methods for biting midges (Culicoides)?

A
  • midge eater machines
  • animals housed during flies most active periods (late afternoon through early morning)
  • repellents, screens
  • difficult to due extensive breeding habitat