螨

透過電子顯微鏡拍攝的黃蟎（Lorryia formosa）假色影像

蟎（英語：mite， 音mán）是一種八足生物，是蜘蛛的近親。螨的體形極小，必須借助顯微鏡觀察。

蟎又可分為塵蟎（dust mite）與農業蟎，其中農業蟎又有葉蟎（spider mite）、擬葉蟎（false spider mite）、銹蟎（rust mite）及粉蟎（acarid mite）等。塵蟎靠人類的皮屑為食物即可生存，例如：毛囊螨。另外，亦有一種乾酪蟎，以乾酪為食。

外部連結

• Bitingmites.org: What's biting you?
• PARASITIC MITES OF HUMANS University of Kentucky
• Red velvet mite – Trombidium sp. diagnostic photographs
• Worldwide honey bee decline due to mite infestations – article, photographs
• Control of the citrus rust mite hosted by the UNT Government Documents Department
• Mites and Ticks chapter in United States Environmental Protection Agency and University of Florida/Institute of Food and Agricultural Sciences National Public Health Pesticide Applicator Training Manual
• mites of southeastern U.S. woody ornamentals on the UF/IFAS Featured Creatures Web site
• Brevipalpus californicus, a false spider mite
• Brevipalpus phoenicis, red and black flat mite
• Raoiella indica, red palm mite
• Tenuipalpus pacificus, phalaenopsis mite