网纹蝴蝶鱼，俗名网纹蝶，为辐鳍鱼纲鲈形目蝴蝶鱼科的其中一种。

本鱼分布于太平洋区，包括日本、**、菲律宾、越南、印尼、澳洲、帕劳、东加、马里亚纳群岛、马绍尔群岛、新喀里多尼亚、关岛、库克群岛、斐济、夏威夷群岛、萨摩亚群岛、法属波里尼西亚等海域。

The mailed butterflyfish (Chaetodon reticulatus) is a species of butterflyfish found at depths of from 1 to 30 metres (3.3 to 98.4 ft) on reefs in the central and western Pacific Ocean. It grows to a length of 18 centimetres (7.1 in) TL and can be found in the aquarium trade. It is also of minor importance to local commercial fisheries.