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===''Dermanyssus gallinae''===
−*Red mite of poultry
−*Spends most of time '''off''' the host
−**Adults and nymphs visit poultry at night to feed
−*Life cycle takes '''1 week'''
−*Adults can survive several months without feeding so reservoirs can build up
−'''Appearance'''
−*Spider like mite with long legs
−*White or grey
−**Becomes red when engorged with blood after feeding
−*Few hairs on body
−*Hooks on legs
−'''Pathogenesis'''
−*Blood sucking mite
−*Lesions usually found on the breast and legs
−*Irritation, restlessness, decrease in egg production
−*Anaemia can result if mites are present in large numbers
−*Newly hatched chicks can rapidly die if infested
−'''Treatment'''
−*Acaricide
−*Environmental treatment
−*Remove wild bird nests
[[Cheyletiella spp.|''Cheyletiella spp.'']]
[[Cheyletiella spp.|''Cheyletiella spp.'']]
+[[Dermanyssus gallinae|''Dermanyssus gallinae'']]
−===''Ornithonyssus''===
===''Ornithonyssus''===