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Extension > Garden > Diagnose a problem > What insect is this? > Insects found indoors > Insect Relatives - Less than 1/4 inch long > Northern fowl mite

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Northern fowl mite

Ornithonyssus sylviarum

Northern fruit fly

Blaine Mathison


Description: 1/32 inch long. Brown with an oval body and 8 legs. (Mites are often challenging to identify; have an expert identify any mites that are not easily recognized).

Where/When: This mite is associated with poultry and many song birds. When northern fowl mites are found in a home that indicates a bird nest on the building. These mites are present during spring and summer.

More information on Northern Fowl Mites

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